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2 | mjames | 1 | /** |
2 | ****************************************************************************** |
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3 | * @file stm32f1xx_ll_dac.h |
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4 | * @author MCD Application Team |
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5 | * @brief Header file of DAC LL module. |
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6 | ****************************************************************************** |
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7 | * @attention |
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8 | * |
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9 | * Copyright (c) 2016 STMicroelectronics. |
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10 | * All rights reserved. |
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11 | * |
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12 | * This software is licensed under terms that can be found in the LICENSE file |
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13 | * in the root directory of this software component. |
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14 | * If no LICENSE file comes with this software, it is provided AS-IS. |
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15 | * |
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16 | ****************************************************************************** |
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17 | */ |
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18 | |||
19 | /* Define to prevent recursive inclusion -------------------------------------*/ |
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20 | #ifndef STM32F1xx_LL_DAC_H |
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21 | #define STM32F1xx_LL_DAC_H |
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22 | |||
23 | #ifdef __cplusplus |
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24 | extern "C" { |
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25 | #endif |
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26 | |||
27 | /* Includes ------------------------------------------------------------------*/ |
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28 | #include "stm32f1xx.h" |
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29 | |||
30 | /** @addtogroup STM32F1xx_LL_Driver |
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31 | * @{ |
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32 | */ |
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33 | |||
34 | #if defined(DAC) |
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35 | |||
36 | /** @defgroup DAC_LL DAC |
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37 | * @{ |
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38 | */ |
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39 | |||
40 | /* Private types -------------------------------------------------------------*/ |
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41 | /* Private variables ---------------------------------------------------------*/ |
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42 | |||
43 | /* Private constants ---------------------------------------------------------*/ |
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44 | /** @defgroup DAC_LL_Private_Constants DAC Private Constants |
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45 | * @{ |
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46 | */ |
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47 | |||
48 | /* Internal masks for DAC channels definition */ |
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49 | /* To select into literal LL_DAC_CHANNEL_x the relevant bits for: */ |
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50 | /* - channel bits position into registers CR, MCR, CCR, SHHR, SHRR */ |
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51 | /* - channel bits position into register SWTRIG */ |
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52 | /* - channel register offset of data holding register DHRx */ |
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53 | /* - channel register offset of data output register DORx */ |
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54 | #define DAC_CR_CH1_BITOFFSET 0UL /* Position of channel bits into registers |
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55 | CR, MCR, CCR, SHHR, SHRR of channel 1 */ |
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56 | #define DAC_CR_CH2_BITOFFSET 16UL /* Position of channel bits into registers |
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57 | CR, MCR, CCR, SHHR, SHRR of channel 2 */ |
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58 | #define DAC_CR_CHX_BITOFFSET_MASK (DAC_CR_CH1_BITOFFSET | DAC_CR_CH2_BITOFFSET) |
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59 | |||
60 | #define DAC_SWTR_CH1 (DAC_SWTRIGR_SWTRIG1) /* Channel bit into register SWTRIGR of channel 1. */ |
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61 | #define DAC_SWTR_CH2 (DAC_SWTRIGR_SWTRIG2) /* Channel bit into register SWTRIGR of channel 2. */ |
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62 | #define DAC_SWTR_CHX_MASK (DAC_SWTR_CH1 | DAC_SWTR_CH2) |
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63 | |||
64 | #define DAC_REG_DHR12R1_REGOFFSET 0x00000000UL /* Register DHR12Rx channel 1 taken as reference */ |
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65 | #define DAC_REG_DHR12L1_REGOFFSET 0x00100000UL /* Register offset of DHR12Lx channel 1 versus |
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66 | DHR12Rx channel 1 (shifted left of 20 bits) */ |
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67 | #define DAC_REG_DHR8R1_REGOFFSET 0x02000000UL /* Register offset of DHR8Rx channel 1 versus |
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68 | DHR12Rx channel 1 (shifted left of 24 bits) */ |
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69 | |||
70 | #define DAC_REG_DHR12R2_REGOFFSET 0x00030000UL /* Register offset of DHR12Rx channel 2 versus |
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71 | DHR12Rx channel 1 (shifted left of 16 bits) */ |
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72 | #define DAC_REG_DHR12L2_REGOFFSET 0x00400000UL /* Register offset of DHR12Lx channel 2 versus |
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73 | DHR12Rx channel 1 (shifted left of 20 bits) */ |
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74 | #define DAC_REG_DHR8R2_REGOFFSET 0x05000000UL /* Register offset of DHR8Rx channel 2 versus |
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75 | DHR12Rx channel 1 (shifted left of 24 bits) */ |
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76 | |||
77 | #define DAC_REG_DHR12RX_REGOFFSET_MASK 0x000F0000UL |
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78 | #define DAC_REG_DHR12LX_REGOFFSET_MASK 0x00F00000UL |
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79 | #define DAC_REG_DHR8RX_REGOFFSET_MASK 0x0F000000UL |
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80 | #define DAC_REG_DHRX_REGOFFSET_MASK (DAC_REG_DHR12RX_REGOFFSET_MASK\ |
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81 | | DAC_REG_DHR12LX_REGOFFSET_MASK | DAC_REG_DHR8RX_REGOFFSET_MASK) |
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82 | |||
83 | #define DAC_REG_DOR1_REGOFFSET 0x00000000UL /* Register DORx channel 1 taken as reference */ |
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84 | |||
85 | #define DAC_REG_DOR2_REGOFFSET 0x10000000UL /* Register offset of DORx channel 1 versus |
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86 | DORx channel 2 (shifted left of 28 bits) */ |
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87 | #define DAC_REG_DORX_REGOFFSET_MASK (DAC_REG_DOR1_REGOFFSET | DAC_REG_DOR2_REGOFFSET) |
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88 | |||
89 | |||
90 | |||
91 | #define DAC_REG_DHR_REGOFFSET_MASK_POSBIT0 0x0000000FUL /* Mask of data hold registers offset (DHR12Rx, |
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92 | DHR12Lx, DHR8Rx, ...) when shifted to position 0 */ |
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93 | #define DAC_REG_DORX_REGOFFSET_MASK_POSBIT0 0x00000001UL /* Mask of DORx registers offset when shifted |
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94 | to position 0 */ |
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95 | #define DAC_REG_SHSRX_REGOFFSET_MASK_POSBIT0 0x00000001UL /* Mask of SHSRx registers offset when shifted |
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96 | to position 0 */ |
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97 | |||
98 | #define DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS 16UL /* Position of bits register offset of DHR12Rx |
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99 | channel 1 or 2 versus DHR12Rx channel 1 |
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100 | (shifted left of 16 bits) */ |
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101 | #define DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS 20UL /* Position of bits register offset of DHR12Lx |
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102 | channel 1 or 2 versus DHR12Rx channel 1 |
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103 | (shifted left of 20 bits) */ |
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104 | #define DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS 24UL /* Position of bits register offset of DHR8Rx |
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105 | channel 1 or 2 versus DHR12Rx channel 1 |
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106 | (shifted left of 24 bits) */ |
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107 | #define DAC_REG_DORX_REGOFFSET_BITOFFSET_POS 28UL /* Position of bits register offset of DORx |
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108 | channel 1 or 2 versus DORx channel 1 |
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109 | (shifted left of 28 bits) */ |
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110 | |||
111 | /* DAC registers bits positions */ |
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112 | #define DAC_DHR12RD_DACC2DHR_BITOFFSET_POS DAC_DHR12RD_DACC2DHR_Pos |
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113 | #define DAC_DHR12LD_DACC2DHR_BITOFFSET_POS DAC_DHR12LD_DACC2DHR_Pos |
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114 | #define DAC_DHR8RD_DACC2DHR_BITOFFSET_POS DAC_DHR8RD_DACC2DHR_Pos |
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115 | |||
116 | /* Miscellaneous data */ |
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117 | #define DAC_DIGITAL_SCALE_12BITS 4095UL /* Full-scale digital value with a resolution of 12 |
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118 | bits (voltage range determined by analog voltage |
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119 | references Vref+ and Vref-, refer to reference manual) */ |
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120 | |||
121 | /** |
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122 | * @} |
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123 | */ |
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124 | |||
125 | |||
126 | /* Private macros ------------------------------------------------------------*/ |
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127 | /** @defgroup DAC_LL_Private_Macros DAC Private Macros |
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128 | * @{ |
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129 | */ |
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130 | |||
131 | /** |
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132 | * @brief Driver macro reserved for internal use: set a pointer to |
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133 | * a register from a register basis from which an offset |
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134 | * is applied. |
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135 | * @param __REG__ Register basis from which the offset is applied. |
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136 | * @param __REG_OFFFSET__ Offset to be applied (unit: number of registers). |
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137 | * @retval Pointer to register address |
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138 | */ |
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139 | #define __DAC_PTR_REG_OFFSET(__REG__, __REG_OFFFSET__) \ |
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140 | ((uint32_t *)((uint32_t) ((uint32_t)(&(__REG__)) + ((__REG_OFFFSET__) << 2UL)))) |
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141 | |||
142 | /** |
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143 | * @} |
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144 | */ |
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145 | |||
146 | |||
147 | /* Exported types ------------------------------------------------------------*/ |
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148 | #if defined(USE_FULL_LL_DRIVER) |
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149 | /** @defgroup DAC_LL_ES_INIT DAC Exported Init structure |
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150 | * @{ |
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151 | */ |
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152 | |||
153 | /** |
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154 | * @brief Structure definition of some features of DAC instance. |
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155 | */ |
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156 | typedef struct |
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157 | { |
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158 | uint32_t TriggerSource; /*!< Set the conversion trigger source for the selected DAC channel: |
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159 | internal (SW start) or from external peripheral |
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160 | (timer event, external interrupt line). |
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161 | This parameter can be a value of @ref DAC_LL_EC_TRIGGER_SOURCE |
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162 | |||
163 | This feature can be modified afterwards using unitary |
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164 | function @ref LL_DAC_SetTriggerSource(). */ |
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165 | |||
166 | uint32_t WaveAutoGeneration; /*!< Set the waveform automatic generation mode for the selected DAC channel. |
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167 | This parameter can be a value of @ref DAC_LL_EC_WAVE_AUTO_GENERATION_MODE |
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168 | |||
169 | This feature can be modified afterwards using unitary |
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170 | function @ref LL_DAC_SetWaveAutoGeneration(). */ |
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171 | |||
172 | uint32_t WaveAutoGenerationConfig; /*!< Set the waveform automatic generation mode for the selected DAC channel. |
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173 | If waveform automatic generation mode is set to noise, this parameter |
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174 | can be a value of @ref DAC_LL_EC_WAVE_NOISE_LFSR_UNMASK_BITS |
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175 | If waveform automatic generation mode is set to triangle, |
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176 | this parameter can be a value of @ref DAC_LL_EC_WAVE_TRIANGLE_AMPLITUDE |
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177 | @note If waveform automatic generation mode is disabled, |
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178 | this parameter is discarded. |
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179 | |||
180 | This feature can be modified afterwards using unitary |
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181 | function @ref LL_DAC_SetWaveNoiseLFSR(), |
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182 | @ref LL_DAC_SetWaveTriangleAmplitude() |
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183 | depending on the wave automatic generation selected. */ |
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184 | |||
185 | uint32_t OutputBuffer; /*!< Set the output buffer for the selected DAC channel. |
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186 | This parameter can be a value of @ref DAC_LL_EC_OUTPUT_BUFFER |
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187 | |||
188 | This feature can be modified afterwards using unitary |
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189 | function @ref LL_DAC_SetOutputBuffer(). */ |
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190 | } LL_DAC_InitTypeDef; |
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191 | |||
192 | /** |
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193 | * @} |
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194 | */ |
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195 | #endif /* USE_FULL_LL_DRIVER */ |
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196 | |||
197 | /* Exported constants --------------------------------------------------------*/ |
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198 | /** @defgroup DAC_LL_Exported_Constants DAC Exported Constants |
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199 | * @{ |
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200 | */ |
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201 | |||
202 | /** @defgroup DAC_LL_EC_GET_FLAG DAC flags |
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203 | * @brief Flags defines which can be used with LL_DAC_ReadReg function |
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204 | * @{ |
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205 | */ |
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206 | /* DAC channel 1 flags */ |
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207 | #define LL_DAC_FLAG_DMAUDR1 (DAC_SR_DMAUDR1) /*!< DAC channel 1 flag DMA underrun */ |
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208 | |||
209 | /* DAC channel 2 flags */ |
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210 | #define LL_DAC_FLAG_DMAUDR2 (DAC_SR_DMAUDR2) /*!< DAC channel 2 flag DMA underrun */ |
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211 | |||
212 | /** |
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213 | * @} |
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214 | */ |
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215 | |||
216 | /** @defgroup DAC_LL_EC_IT DAC interruptions |
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217 | * @brief IT defines which can be used with LL_DAC_ReadReg and LL_DAC_WriteReg functions |
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218 | * @{ |
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219 | */ |
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220 | #define LL_DAC_IT_DMAUDRIE1 (DAC_CR_DMAUDRIE1) /*!< DAC channel 1 interruption DMA underrun */ |
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221 | |||
222 | #define LL_DAC_IT_DMAUDRIE2 (DAC_CR_DMAUDRIE2) /*!< DAC channel 2 interruption DMA underrun */ |
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223 | |||
224 | /** |
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225 | * @} |
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226 | */ |
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227 | |||
228 | /** @defgroup DAC_LL_EC_CHANNEL DAC channels |
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229 | * @{ |
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230 | */ |
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231 | #define LL_DAC_CHANNEL_1 (DAC_REG_DOR1_REGOFFSET | DAC_REG_DHR12R1_REGOFFSET | DAC_REG_DHR12L1_REGOFFSET | DAC_REG_DHR8R1_REGOFFSET | DAC_CR_CH1_BITOFFSET | DAC_SWTR_CH1) /*!< DAC channel 1 */ |
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232 | |||
233 | #define LL_DAC_CHANNEL_2 (DAC_REG_DOR2_REGOFFSET | DAC_REG_DHR12R2_REGOFFSET | DAC_REG_DHR12L2_REGOFFSET | DAC_REG_DHR8R2_REGOFFSET | DAC_CR_CH2_BITOFFSET | DAC_SWTR_CH2) /*!< DAC channel 2 */ |
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234 | |||
235 | /** |
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236 | * @} |
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237 | */ |
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238 | |||
239 | /** @defgroup DAC_LL_EC_TRIGGER_SOURCE DAC trigger source |
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240 | * @{ |
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241 | */ |
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242 | #define LL_DAC_TRIG_SOFTWARE (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger internal (SW start) */ |
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243 | #define LL_DAC_TRIG_EXT_TIM3_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external peripheral: TIM3 TRGO. */ |
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244 | #define LL_DAC_TRIG_EXT_TIM15_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external peripheral: TIM15 TRGO. */ |
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245 | #define LL_DAC_TRIG_EXT_TIM2_TRGO (DAC_CR_TSEL1_2 ) /*!< DAC channel conversion trigger from external peripheral: TIM2 TRGO. */ |
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246 | #define LL_DAC_TRIG_EXT_TIM8_TRGO ( DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external peripheral: TIM8 TRGO. */ |
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247 | #define LL_DAC_TRIG_EXT_TIM4_TRGO (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external peripheral: TIM4 TRGO. */ |
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248 | #define LL_DAC_TRIG_EXT_TIM6_TRGO 0x00000000UL /*!< DAC channel conversion trigger from external peripheral: TIM6 TRGO. */ |
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249 | #define LL_DAC_TRIG_EXT_TIM7_TRGO ( DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external peripheral: TIM7 TRGO. */ |
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250 | #define LL_DAC_TRIG_EXT_TIM5_TRGO ( DAC_CR_TSEL1_1 | DAC_CR_TSEL1_0) /*!< DAC channel conversion trigger from external peripheral: TIM5 TRGO. */ |
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251 | #define LL_DAC_TRIG_EXT_EXTI_LINE9 (DAC_CR_TSEL1_2 | DAC_CR_TSEL1_1 ) /*!< DAC channel conversion trigger from external peripheral: external interrupt line 9. */ |
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252 | /** |
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253 | * @} |
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254 | */ |
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255 | |||
256 | /** @defgroup DAC_LL_EC_WAVE_AUTO_GENERATION_MODE DAC waveform automatic generation mode |
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257 | * @{ |
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258 | */ |
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259 | #define LL_DAC_WAVE_AUTO_GENERATION_NONE 0x00000000UL /*!< DAC channel wave auto generation mode disabled. */ |
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260 | #define LL_DAC_WAVE_AUTO_GENERATION_NOISE ( DAC_CR_WAVE1_0) /*!< DAC channel wave auto generation mode enabled, set generated noise waveform. */ |
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261 | #define LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE (DAC_CR_WAVE1_1 ) /*!< DAC channel wave auto generation mode enabled, set generated triangle waveform. */ |
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262 | /** |
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263 | * @} |
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264 | */ |
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265 | |||
266 | /** @defgroup DAC_LL_EC_WAVE_NOISE_LFSR_UNMASK_BITS DAC wave generation - Noise LFSR unmask bits |
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267 | * @{ |
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268 | */ |
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269 | #define LL_DAC_NOISE_LFSR_UNMASK_BIT0 0x00000000UL /*!< Noise wave generation, unmask LFSR bit0, for the selected DAC channel */ |
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270 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 ( DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[1:0], for the selected DAC channel */ |
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271 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 ( DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[2:0], for the selected DAC channel */ |
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272 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 ( DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[3:0], for the selected DAC channel */ |
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273 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 ( DAC_CR_MAMP1_2 ) /*!< Noise wave generation, unmask LFSR bits[4:0], for the selected DAC channel */ |
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274 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[5:0], for the selected DAC channel */ |
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275 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[6:0], for the selected DAC channel */ |
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276 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[7:0], for the selected DAC channel */ |
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277 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 (DAC_CR_MAMP1_3 ) /*!< Noise wave generation, unmask LFSR bits[8:0], for the selected DAC channel */ |
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278 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[9:0], for the selected DAC channel */ |
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279 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 ) /*!< Noise wave generation, unmask LFSR bits[10:0], for the selected DAC channel */ |
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280 | #define LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Noise wave generation, unmask LFSR bits[11:0], for the selected DAC channel */ |
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281 | /** |
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282 | * @} |
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283 | */ |
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284 | |||
285 | /** @defgroup DAC_LL_EC_WAVE_TRIANGLE_AMPLITUDE DAC wave generation - Triangle amplitude |
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286 | * @{ |
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287 | */ |
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288 | #define LL_DAC_TRIANGLE_AMPLITUDE_1 0x00000000UL /*!< Triangle wave generation, amplitude of 1 LSB of DAC output range, for the selected DAC channel */ |
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289 | #define LL_DAC_TRIANGLE_AMPLITUDE_3 ( DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 3 LSB of DAC output range, for the selected DAC channel */ |
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290 | #define LL_DAC_TRIANGLE_AMPLITUDE_7 ( DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 7 LSB of DAC output range, for the selected DAC channel */ |
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291 | #define LL_DAC_TRIANGLE_AMPLITUDE_15 ( DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 15 LSB of DAC output range, for the selected DAC channel */ |
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292 | #define LL_DAC_TRIANGLE_AMPLITUDE_31 ( DAC_CR_MAMP1_2 ) /*!< Triangle wave generation, amplitude of 31 LSB of DAC output range, for the selected DAC channel */ |
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293 | #define LL_DAC_TRIANGLE_AMPLITUDE_63 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 63 LSB of DAC output range, for the selected DAC channel */ |
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294 | #define LL_DAC_TRIANGLE_AMPLITUDE_127 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 127 LSB of DAC output range, for the selected DAC channel */ |
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295 | #define LL_DAC_TRIANGLE_AMPLITUDE_255 ( DAC_CR_MAMP1_2 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 255 LSB of DAC output range, for the selected DAC channel */ |
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296 | #define LL_DAC_TRIANGLE_AMPLITUDE_511 (DAC_CR_MAMP1_3 ) /*!< Triangle wave generation, amplitude of 512 LSB of DAC output range, for the selected DAC channel */ |
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297 | #define LL_DAC_TRIANGLE_AMPLITUDE_1023 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 1023 LSB of DAC output range, for the selected DAC channel */ |
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298 | #define LL_DAC_TRIANGLE_AMPLITUDE_2047 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 ) /*!< Triangle wave generation, amplitude of 2047 LSB of DAC output range, for the selected DAC channel */ |
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299 | #define LL_DAC_TRIANGLE_AMPLITUDE_4095 (DAC_CR_MAMP1_3 | DAC_CR_MAMP1_1 | DAC_CR_MAMP1_0) /*!< Triangle wave generation, amplitude of 4095 LSB of DAC output range, for the selected DAC channel */ |
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300 | /** |
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301 | * @} |
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302 | */ |
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303 | |||
304 | /** @defgroup DAC_LL_EC_OUTPUT_BUFFER DAC channel output buffer |
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305 | * @{ |
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306 | */ |
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307 | #define LL_DAC_OUTPUT_BUFFER_ENABLE 0x00000000UL /*!< The selected DAC channel output is buffered: higher drive current capability, but also higher current consumption */ |
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308 | #define LL_DAC_OUTPUT_BUFFER_DISABLE (DAC_CR_BOFF1) /*!< The selected DAC channel output is not buffered: lower drive current capability, but also lower current consumption */ |
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309 | /** |
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310 | * @} |
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311 | */ |
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312 | |||
313 | /** @defgroup DAC_LL_EC_RESOLUTION DAC channel output resolution |
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314 | * @{ |
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315 | */ |
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316 | #define LL_DAC_RESOLUTION_12B 0x00000000UL /*!< DAC channel resolution 12 bits */ |
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317 | #define LL_DAC_RESOLUTION_8B 0x00000002UL /*!< DAC channel resolution 8 bits */ |
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318 | /** |
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319 | * @} |
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320 | */ |
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321 | |||
322 | /** @defgroup DAC_LL_EC_REGISTERS DAC registers compliant with specific purpose |
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323 | * @{ |
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324 | */ |
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325 | /* List of DAC registers intended to be used (most commonly) with */ |
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326 | /* DMA transfer. */ |
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327 | /* Refer to function @ref LL_DAC_DMA_GetRegAddr(). */ |
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328 | #define LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS /*!< DAC channel data holding register 12 bits right aligned */ |
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329 | #define LL_DAC_DMA_REG_DATA_12BITS_LEFT_ALIGNED DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS /*!< DAC channel data holding register 12 bits left aligned */ |
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330 | #define LL_DAC_DMA_REG_DATA_8BITS_RIGHT_ALIGNED DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS /*!< DAC channel data holding register 8 bits right aligned */ |
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331 | /** |
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332 | * @} |
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333 | */ |
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334 | |||
335 | /** @defgroup DAC_LL_EC_HW_DELAYS Definitions of DAC hardware constraints delays |
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336 | * @note Only DAC peripheral HW delays are defined in DAC LL driver driver, |
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337 | * not timeout values. |
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338 | * For details on delays values, refer to descriptions in source code |
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339 | * above each literal definition. |
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340 | * @{ |
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341 | */ |
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342 | |||
343 | /* Delay for DAC channel voltage settling time from DAC channel startup */ |
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344 | /* (transition from disable to enable). */ |
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345 | /* Note: DAC channel startup time depends on board application environment: */ |
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346 | /* impedance connected to DAC channel output. */ |
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347 | /* The delay below is specified under conditions: */ |
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348 | /* - voltage maximum transition (lowest to highest value) */ |
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349 | /* - until voltage reaches final value +-1LSB */ |
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350 | /* - DAC channel output buffer enabled */ |
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351 | /* - load impedance of 5kOhm (min), 50pF (max) */ |
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352 | /* Literal set to maximum value (refer to device datasheet, */ |
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353 | /* parameter "tWAKEUP"). */ |
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354 | /* Unit: us */ |
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355 | #define LL_DAC_DELAY_STARTUP_VOLTAGE_SETTLING_US 15UL /*!< Delay for DAC channel voltage settling time from DAC channel startup (transition from disable to enable) */ |
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356 | |||
357 | /* Delay for DAC channel voltage settling time. */ |
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358 | /* Note: DAC channel startup time depends on board application environment: */ |
||
359 | /* impedance connected to DAC channel output. */ |
||
360 | /* The delay below is specified under conditions: */ |
||
361 | /* - voltage maximum transition (lowest to highest value) */ |
||
362 | /* - until voltage reaches final value +-1LSB */ |
||
363 | /* - DAC channel output buffer enabled */ |
||
364 | /* - load impedance of 5kOhm min, 50pF max */ |
||
365 | /* Literal set to maximum value (refer to device datasheet, */ |
||
366 | /* parameter "tSETTLING"). */ |
||
367 | /* Unit: us */ |
||
368 | #define LL_DAC_DELAY_VOLTAGE_SETTLING_US 12UL /*!< Delay for DAC channel voltage settling time */ |
||
369 | |||
370 | /** |
||
371 | * @} |
||
372 | */ |
||
373 | |||
374 | /** |
||
375 | * @} |
||
376 | */ |
||
377 | |||
378 | /* Exported macro ------------------------------------------------------------*/ |
||
379 | /** @defgroup DAC_LL_Exported_Macros DAC Exported Macros |
||
380 | * @{ |
||
381 | */ |
||
382 | |||
383 | /** @defgroup DAC_LL_EM_WRITE_READ Common write and read registers macros |
||
384 | * @{ |
||
385 | */ |
||
386 | |||
387 | /** |
||
388 | * @brief Write a value in DAC register |
||
389 | * @param __INSTANCE__ DAC Instance |
||
390 | * @param __REG__ Register to be written |
||
391 | * @param __VALUE__ Value to be written in the register |
||
392 | * @retval None |
||
393 | */ |
||
394 | #define LL_DAC_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) |
||
395 | |||
396 | /** |
||
397 | * @brief Read a value in DAC register |
||
398 | * @param __INSTANCE__ DAC Instance |
||
399 | * @param __REG__ Register to be read |
||
400 | * @retval Register value |
||
401 | */ |
||
402 | #define LL_DAC_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) |
||
403 | |||
404 | /** |
||
405 | * @} |
||
406 | */ |
||
407 | |||
408 | /** @defgroup DAC_LL_EM_HELPER_MACRO DAC helper macro |
||
409 | * @{ |
||
410 | */ |
||
411 | |||
412 | /** |
||
413 | * @brief Helper macro to get DAC channel number in decimal format |
||
414 | * from literals LL_DAC_CHANNEL_x. |
||
415 | * Example: |
||
416 | * __LL_DAC_CHANNEL_TO_DECIMAL_NB(LL_DAC_CHANNEL_1) |
||
417 | * will return decimal number "1". |
||
418 | * @note The input can be a value from functions where a channel |
||
419 | * number is returned. |
||
420 | * @param __CHANNEL__ This parameter can be one of the following values: |
||
421 | * @arg @ref LL_DAC_CHANNEL_1 |
||
422 | * @arg @ref LL_DAC_CHANNEL_2 |
||
423 | * @retval 1...2 |
||
424 | */ |
||
425 | #define __LL_DAC_CHANNEL_TO_DECIMAL_NB(__CHANNEL__) \ |
||
426 | ((__CHANNEL__) & DAC_SWTR_CHX_MASK) |
||
427 | |||
428 | /** |
||
429 | * @brief Helper macro to get DAC channel in literal format LL_DAC_CHANNEL_x |
||
430 | * from number in decimal format. |
||
431 | * Example: |
||
432 | * __LL_DAC_DECIMAL_NB_TO_CHANNEL(1) |
||
433 | * will return a data equivalent to "LL_DAC_CHANNEL_1". |
||
434 | * @note If the input parameter does not correspond to a DAC channel, |
||
435 | * this macro returns value '0'. |
||
436 | * @param __DECIMAL_NB__ 1...2 |
||
437 | * @retval Returned value can be one of the following values: |
||
438 | * @arg @ref LL_DAC_CHANNEL_1 |
||
439 | * @arg @ref LL_DAC_CHANNEL_2 |
||
440 | */ |
||
441 | #define __LL_DAC_DECIMAL_NB_TO_CHANNEL(__DECIMAL_NB__)\ |
||
442 | (((__DECIMAL_NB__) == 1UL)? (LL_DAC_CHANNEL_1 ):(((__DECIMAL_NB__) == 2UL) ? ( LL_DAC_CHANNEL_2):(0UL))) |
||
443 | |||
444 | /** |
||
445 | * @brief Helper macro to define the DAC conversion data full-scale digital |
||
446 | * value corresponding to the selected DAC resolution. |
||
447 | * @note DAC conversion data full-scale corresponds to voltage range |
||
448 | * determined by analog voltage references Vref+ and Vref- |
||
449 | * (refer to reference manual). |
||
450 | * @param __DAC_RESOLUTION__ This parameter can be one of the following values: |
||
451 | * @arg @ref LL_DAC_RESOLUTION_12B |
||
452 | * @arg @ref LL_DAC_RESOLUTION_8B |
||
453 | * @retval ADC conversion data equivalent voltage value (unit: mVolt) |
||
454 | */ |
||
455 | #define __LL_DAC_DIGITAL_SCALE(__DAC_RESOLUTION__) \ |
||
456 | ((0x00000FFFUL) >> ((__DAC_RESOLUTION__) << 1UL)) |
||
457 | |||
458 | /** |
||
459 | * @brief Helper macro to calculate the DAC conversion data (unit: digital |
||
460 | * value) corresponding to a voltage (unit: mVolt). |
||
461 | * @note This helper macro is intended to provide input data in voltage |
||
462 | * rather than digital value, |
||
463 | * to be used with LL DAC functions such as |
||
464 | * @ref LL_DAC_ConvertData12RightAligned(). |
||
465 | * @note Analog reference voltage (Vref+) must be either known from |
||
466 | * user board environment or can be calculated using ADC measurement |
||
467 | * and ADC helper macro __LL_ADC_CALC_VREFANALOG_VOLTAGE(). |
||
468 | * @param __VREFANALOG_VOLTAGE__ Analog reference voltage (unit: mV) |
||
469 | * @param __DAC_VOLTAGE__ Voltage to be generated by DAC channel |
||
470 | * (unit: mVolt). |
||
471 | * @param __DAC_RESOLUTION__ This parameter can be one of the following values: |
||
472 | * @arg @ref LL_DAC_RESOLUTION_12B |
||
473 | * @arg @ref LL_DAC_RESOLUTION_8B |
||
474 | * @retval DAC conversion data (unit: digital value) |
||
475 | */ |
||
476 | #define __LL_DAC_CALC_VOLTAGE_TO_DATA(__VREFANALOG_VOLTAGE__, __DAC_VOLTAGE__, __DAC_RESOLUTION__) \ |
||
477 | ((__DAC_VOLTAGE__) * __LL_DAC_DIGITAL_SCALE(__DAC_RESOLUTION__) \ |
||
478 | / (__VREFANALOG_VOLTAGE__) \ |
||
479 | ) |
||
480 | |||
481 | /** |
||
482 | * @} |
||
483 | */ |
||
484 | |||
485 | /** |
||
486 | * @} |
||
487 | */ |
||
488 | |||
489 | |||
490 | /* Exported functions --------------------------------------------------------*/ |
||
491 | /** @defgroup DAC_LL_Exported_Functions DAC Exported Functions |
||
492 | * @{ |
||
493 | */ |
||
494 | |||
495 | /** |
||
496 | * @brief Set the conversion trigger source for the selected DAC channel. |
||
497 | * @note For conversion trigger source to be effective, DAC trigger |
||
498 | * must be enabled using function @ref LL_DAC_EnableTrigger(). |
||
499 | * @note To set conversion trigger source, DAC channel must be disabled. |
||
500 | * Otherwise, the setting is discarded. |
||
501 | * @note Availability of parameters of trigger sources from timer |
||
502 | * depends on timers availability on the selected device. |
||
503 | * @rmtoll CR TSEL1 LL_DAC_SetTriggerSource\n |
||
504 | * CR TSEL2 LL_DAC_SetTriggerSource |
||
505 | * @param DACx DAC instance |
||
506 | * @param DAC_Channel This parameter can be one of the following values: |
||
507 | * @arg @ref LL_DAC_CHANNEL_1 |
||
508 | * @arg @ref LL_DAC_CHANNEL_2 |
||
509 | * @param TriggerSource This parameter can be one of the following values: |
||
510 | * @arg @ref LL_DAC_TRIG_SOFTWARE |
||
511 | * @arg @ref LL_DAC_TRIG_EXT_TIM2_TRGO |
||
512 | * @arg @ref LL_DAC_TRIG_EXT_TIM3_TRGO |
||
513 | * @arg @ref LL_DAC_TRIG_EXT_TIM4_TRGO |
||
514 | * @arg @ref LL_DAC_TRIG_EXT_TIM5_TRGO |
||
515 | * @arg @ref LL_DAC_TRIG_EXT_TIM6_TRGO |
||
516 | * @arg @ref LL_DAC_TRIG_EXT_TIM7_TRGO |
||
517 | * @arg @ref LL_DAC_TRIG_EXT_TIM15_TRGO |
||
518 | * @arg @ref LL_DAC_TRIG_EXT_EXTI_LINE9 |
||
519 | * @retval None |
||
520 | */ |
||
521 | __STATIC_INLINE void LL_DAC_SetTriggerSource(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t TriggerSource) |
||
522 | { |
||
523 | MODIFY_REG(DACx->CR, |
||
524 | DAC_CR_TSEL1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), |
||
525 | TriggerSource << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
526 | } |
||
527 | |||
528 | /** |
||
529 | * @brief Get the conversion trigger source for the selected DAC channel. |
||
530 | * @note For conversion trigger source to be effective, DAC trigger |
||
531 | * must be enabled using function @ref LL_DAC_EnableTrigger(). |
||
532 | * @note Availability of parameters of trigger sources from timer |
||
533 | * depends on timers availability on the selected device. |
||
534 | * @rmtoll CR TSEL1 LL_DAC_GetTriggerSource\n |
||
535 | * CR TSEL2 LL_DAC_GetTriggerSource |
||
536 | * @param DACx DAC instance |
||
537 | * @param DAC_Channel This parameter can be one of the following values: |
||
538 | * @arg @ref LL_DAC_CHANNEL_1 |
||
539 | * @arg @ref LL_DAC_CHANNEL_2 |
||
540 | * @retval Returned value can be one of the following values: |
||
541 | * @arg @ref LL_DAC_TRIG_SOFTWARE |
||
542 | * @arg @ref LL_DAC_TRIG_EXT_TIM2_TRGO |
||
543 | * @arg @ref LL_DAC_TRIG_EXT_TIM3_TRGO |
||
544 | * @arg @ref LL_DAC_TRIG_EXT_TIM4_TRGO |
||
545 | * @arg @ref LL_DAC_TRIG_EXT_TIM5_TRGO |
||
546 | * @arg @ref LL_DAC_TRIG_EXT_TIM6_TRGO |
||
547 | * @arg @ref LL_DAC_TRIG_EXT_TIM7_TRGO |
||
548 | * @arg @ref LL_DAC_TRIG_EXT_TIM15_TRGO |
||
549 | * @arg @ref LL_DAC_TRIG_EXT_EXTI_LINE9 |
||
550 | */ |
||
551 | __STATIC_INLINE uint32_t LL_DAC_GetTriggerSource(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
552 | { |
||
553 | return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_TSEL1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
554 | >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
||
555 | ); |
||
556 | } |
||
557 | |||
558 | /** |
||
559 | * @brief Set the waveform automatic generation mode |
||
560 | * for the selected DAC channel. |
||
561 | * @rmtoll CR WAVE1 LL_DAC_SetWaveAutoGeneration\n |
||
562 | * CR WAVE2 LL_DAC_SetWaveAutoGeneration |
||
563 | * @param DACx DAC instance |
||
564 | * @param DAC_Channel This parameter can be one of the following values: |
||
565 | * @arg @ref LL_DAC_CHANNEL_1 |
||
566 | * @arg @ref LL_DAC_CHANNEL_2 |
||
567 | * @param WaveAutoGeneration This parameter can be one of the following values: |
||
568 | * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NONE |
||
569 | * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NOISE |
||
570 | * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE |
||
571 | * @retval None |
||
572 | */ |
||
573 | __STATIC_INLINE void LL_DAC_SetWaveAutoGeneration(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t WaveAutoGeneration) |
||
574 | { |
||
575 | MODIFY_REG(DACx->CR, |
||
576 | DAC_CR_WAVE1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), |
||
577 | WaveAutoGeneration << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
578 | } |
||
579 | |||
580 | /** |
||
581 | * @brief Get the waveform automatic generation mode |
||
582 | * for the selected DAC channel. |
||
583 | * @rmtoll CR WAVE1 LL_DAC_GetWaveAutoGeneration\n |
||
584 | * CR WAVE2 LL_DAC_GetWaveAutoGeneration |
||
585 | * @param DACx DAC instance |
||
586 | * @param DAC_Channel This parameter can be one of the following values: |
||
587 | * @arg @ref LL_DAC_CHANNEL_1 |
||
588 | * @arg @ref LL_DAC_CHANNEL_2 |
||
589 | * @retval Returned value can be one of the following values: |
||
590 | * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NONE |
||
591 | * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_NOISE |
||
592 | * @arg @ref LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE |
||
593 | */ |
||
594 | __STATIC_INLINE uint32_t LL_DAC_GetWaveAutoGeneration(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
595 | { |
||
596 | return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_WAVE1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
597 | >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
||
598 | ); |
||
599 | } |
||
600 | |||
601 | /** |
||
602 | * @brief Set the noise waveform generation for the selected DAC channel: |
||
603 | * Noise mode and parameters LFSR (linear feedback shift register). |
||
604 | * @note For wave generation to be effective, DAC channel |
||
605 | * wave generation mode must be enabled using |
||
606 | * function @ref LL_DAC_SetWaveAutoGeneration(). |
||
607 | * @note This setting can be set when the selected DAC channel is disabled |
||
608 | * (otherwise, the setting operation is ignored). |
||
609 | * @rmtoll CR MAMP1 LL_DAC_SetWaveNoiseLFSR\n |
||
610 | * CR MAMP2 LL_DAC_SetWaveNoiseLFSR |
||
611 | * @param DACx DAC instance |
||
612 | * @param DAC_Channel This parameter can be one of the following values: |
||
613 | * @arg @ref LL_DAC_CHANNEL_1 |
||
614 | * @arg @ref LL_DAC_CHANNEL_2 |
||
615 | * @param NoiseLFSRMask This parameter can be one of the following values: |
||
616 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BIT0 |
||
617 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 |
||
618 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 |
||
619 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 |
||
620 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 |
||
621 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 |
||
622 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 |
||
623 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 |
||
624 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 |
||
625 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 |
||
626 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 |
||
627 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 |
||
628 | * @retval None |
||
629 | */ |
||
630 | __STATIC_INLINE void LL_DAC_SetWaveNoiseLFSR(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t NoiseLFSRMask) |
||
631 | { |
||
632 | MODIFY_REG(DACx->CR, |
||
633 | DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), |
||
634 | NoiseLFSRMask << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
635 | } |
||
636 | |||
637 | /** |
||
638 | * @brief Get the noise waveform generation for the selected DAC channel: |
||
639 | * Noise mode and parameters LFSR (linear feedback shift register). |
||
640 | * @rmtoll CR MAMP1 LL_DAC_GetWaveNoiseLFSR\n |
||
641 | * CR MAMP2 LL_DAC_GetWaveNoiseLFSR |
||
642 | * @param DACx DAC instance |
||
643 | * @param DAC_Channel This parameter can be one of the following values: |
||
644 | * @arg @ref LL_DAC_CHANNEL_1 |
||
645 | * @arg @ref LL_DAC_CHANNEL_2 |
||
646 | * @retval Returned value can be one of the following values: |
||
647 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BIT0 |
||
648 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS1_0 |
||
649 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS2_0 |
||
650 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS3_0 |
||
651 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS4_0 |
||
652 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS5_0 |
||
653 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS6_0 |
||
654 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS7_0 |
||
655 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS8_0 |
||
656 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS9_0 |
||
657 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS10_0 |
||
658 | * @arg @ref LL_DAC_NOISE_LFSR_UNMASK_BITS11_0 |
||
659 | */ |
||
660 | __STATIC_INLINE uint32_t LL_DAC_GetWaveNoiseLFSR(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
661 | { |
||
662 | return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
663 | >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
||
664 | ); |
||
665 | } |
||
666 | |||
667 | /** |
||
668 | * @brief Set the triangle waveform generation for the selected DAC channel: |
||
669 | * triangle mode and amplitude. |
||
670 | * @note For wave generation to be effective, DAC channel |
||
671 | * wave generation mode must be enabled using |
||
672 | * function @ref LL_DAC_SetWaveAutoGeneration(). |
||
673 | * @note This setting can be set when the selected DAC channel is disabled |
||
674 | * (otherwise, the setting operation is ignored). |
||
675 | * @rmtoll CR MAMP1 LL_DAC_SetWaveTriangleAmplitude\n |
||
676 | * CR MAMP2 LL_DAC_SetWaveTriangleAmplitude |
||
677 | * @param DACx DAC instance |
||
678 | * @param DAC_Channel This parameter can be one of the following values: |
||
679 | * @arg @ref LL_DAC_CHANNEL_1 |
||
680 | * @arg @ref LL_DAC_CHANNEL_2 |
||
681 | * @param TriangleAmplitude This parameter can be one of the following values: |
||
682 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1 |
||
683 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_3 |
||
684 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_7 |
||
685 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_15 |
||
686 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_31 |
||
687 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_63 |
||
688 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_127 |
||
689 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_255 |
||
690 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_511 |
||
691 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1023 |
||
692 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_2047 |
||
693 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_4095 |
||
694 | * @retval None |
||
695 | */ |
||
696 | __STATIC_INLINE void LL_DAC_SetWaveTriangleAmplitude(DAC_TypeDef *DACx, uint32_t DAC_Channel, |
||
697 | uint32_t TriangleAmplitude) |
||
698 | { |
||
699 | MODIFY_REG(DACx->CR, |
||
700 | DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), |
||
701 | TriangleAmplitude << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
702 | } |
||
703 | |||
704 | /** |
||
705 | * @brief Get the triangle waveform generation for the selected DAC channel: |
||
706 | * triangle mode and amplitude. |
||
707 | * @rmtoll CR MAMP1 LL_DAC_GetWaveTriangleAmplitude\n |
||
708 | * CR MAMP2 LL_DAC_GetWaveTriangleAmplitude |
||
709 | * @param DACx DAC instance |
||
710 | * @param DAC_Channel This parameter can be one of the following values: |
||
711 | * @arg @ref LL_DAC_CHANNEL_1 |
||
712 | * @arg @ref LL_DAC_CHANNEL_2 |
||
713 | * @retval Returned value can be one of the following values: |
||
714 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1 |
||
715 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_3 |
||
716 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_7 |
||
717 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_15 |
||
718 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_31 |
||
719 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_63 |
||
720 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_127 |
||
721 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_255 |
||
722 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_511 |
||
723 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_1023 |
||
724 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_2047 |
||
725 | * @arg @ref LL_DAC_TRIANGLE_AMPLITUDE_4095 |
||
726 | */ |
||
727 | __STATIC_INLINE uint32_t LL_DAC_GetWaveTriangleAmplitude(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
728 | { |
||
729 | return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_MAMP1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
730 | >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
||
731 | ); |
||
732 | } |
||
733 | |||
734 | /** |
||
735 | * @brief Set the output buffer for the selected DAC channel. |
||
736 | * @rmtoll CR BOFF1 LL_DAC_SetOutputBuffer\n |
||
737 | * CR BOFF2 LL_DAC_SetOutputBuffer |
||
738 | * @param DACx DAC instance |
||
739 | * @param DAC_Channel This parameter can be one of the following values: |
||
740 | * @arg @ref LL_DAC_CHANNEL_1 |
||
741 | * @arg @ref LL_DAC_CHANNEL_2 |
||
742 | * @param OutputBuffer This parameter can be one of the following values: |
||
743 | * @arg @ref LL_DAC_OUTPUT_BUFFER_ENABLE |
||
744 | * @arg @ref LL_DAC_OUTPUT_BUFFER_DISABLE |
||
745 | * @retval None |
||
746 | */ |
||
747 | __STATIC_INLINE void LL_DAC_SetOutputBuffer(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t OutputBuffer) |
||
748 | { |
||
749 | MODIFY_REG(DACx->CR, |
||
750 | DAC_CR_BOFF1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK), |
||
751 | OutputBuffer << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
752 | } |
||
753 | |||
754 | /** |
||
755 | * @brief Get the output buffer state for the selected DAC channel. |
||
756 | * @rmtoll CR BOFF1 LL_DAC_GetOutputBuffer\n |
||
757 | * CR BOFF2 LL_DAC_GetOutputBuffer |
||
758 | * @param DACx DAC instance |
||
759 | * @param DAC_Channel This parameter can be one of the following values: |
||
760 | * @arg @ref LL_DAC_CHANNEL_1 |
||
761 | * @arg @ref LL_DAC_CHANNEL_2 |
||
762 | * @retval Returned value can be one of the following values: |
||
763 | * @arg @ref LL_DAC_OUTPUT_BUFFER_ENABLE |
||
764 | * @arg @ref LL_DAC_OUTPUT_BUFFER_DISABLE |
||
765 | */ |
||
766 | __STATIC_INLINE uint32_t LL_DAC_GetOutputBuffer(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
767 | { |
||
768 | return (uint32_t)(READ_BIT(DACx->CR, DAC_CR_BOFF1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
769 | >> (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
||
770 | ); |
||
771 | } |
||
772 | |||
773 | /** |
||
774 | * @} |
||
775 | */ |
||
776 | |||
777 | /** @defgroup DAC_LL_EF_DMA_Management DMA Management |
||
778 | * @{ |
||
779 | */ |
||
780 | |||
781 | /** |
||
782 | * @brief Enable DAC DMA transfer request of the selected channel. |
||
783 | * @note To configure DMA source address (peripheral address), |
||
784 | * use function @ref LL_DAC_DMA_GetRegAddr(). |
||
785 | * @rmtoll CR DMAEN1 LL_DAC_EnableDMAReq\n |
||
786 | * CR DMAEN2 LL_DAC_EnableDMAReq |
||
787 | * @param DACx DAC instance |
||
788 | * @param DAC_Channel This parameter can be one of the following values: |
||
789 | * @arg @ref LL_DAC_CHANNEL_1 |
||
790 | * @arg @ref LL_DAC_CHANNEL_2 |
||
791 | * @retval None |
||
792 | */ |
||
793 | __STATIC_INLINE void LL_DAC_EnableDMAReq(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
794 | { |
||
795 | SET_BIT(DACx->CR, |
||
796 | DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
797 | } |
||
798 | |||
799 | /** |
||
800 | * @brief Disable DAC DMA transfer request of the selected channel. |
||
801 | * @note To configure DMA source address (peripheral address), |
||
802 | * use function @ref LL_DAC_DMA_GetRegAddr(). |
||
803 | * @rmtoll CR DMAEN1 LL_DAC_DisableDMAReq\n |
||
804 | * CR DMAEN2 LL_DAC_DisableDMAReq |
||
805 | * @param DACx DAC instance |
||
806 | * @param DAC_Channel This parameter can be one of the following values: |
||
807 | * @arg @ref LL_DAC_CHANNEL_1 |
||
808 | * @arg @ref LL_DAC_CHANNEL_2 |
||
809 | * @retval None |
||
810 | */ |
||
811 | __STATIC_INLINE void LL_DAC_DisableDMAReq(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
812 | { |
||
813 | CLEAR_BIT(DACx->CR, |
||
814 | DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
815 | } |
||
816 | |||
817 | /** |
||
818 | * @brief Get DAC DMA transfer request state of the selected channel. |
||
819 | * (0: DAC DMA transfer request is disabled, 1: DAC DMA transfer request is enabled) |
||
820 | * @rmtoll CR DMAEN1 LL_DAC_IsDMAReqEnabled\n |
||
821 | * CR DMAEN2 LL_DAC_IsDMAReqEnabled |
||
822 | * @param DACx DAC instance |
||
823 | * @param DAC_Channel This parameter can be one of the following values: |
||
824 | * @arg @ref LL_DAC_CHANNEL_1 |
||
825 | * @arg @ref LL_DAC_CHANNEL_2 |
||
826 | * @retval State of bit (1 or 0). |
||
827 | */ |
||
828 | __STATIC_INLINE uint32_t LL_DAC_IsDMAReqEnabled(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
829 | { |
||
830 | return ((READ_BIT(DACx->CR, |
||
831 | DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
832 | == (DAC_CR_DMAEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))) ? 1UL : 0UL); |
||
833 | } |
||
834 | |||
835 | /** |
||
836 | * @brief Function to help to configure DMA transfer to DAC: retrieve the |
||
837 | * DAC register address from DAC instance and a list of DAC registers |
||
838 | * intended to be used (most commonly) with DMA transfer. |
||
839 | * @note These DAC registers are data holding registers: |
||
840 | * when DAC conversion is requested, DAC generates a DMA transfer |
||
841 | * request to have data available in DAC data holding registers. |
||
842 | * @note This macro is intended to be used with LL DMA driver, refer to |
||
843 | * function "LL_DMA_ConfigAddresses()". |
||
844 | * Example: |
||
845 | * LL_DMA_ConfigAddresses(DMA1, |
||
846 | * LL_DMA_CHANNEL_1, |
||
847 | * (uint32_t)&< array or variable >, |
||
848 | * LL_DAC_DMA_GetRegAddr(DAC1, LL_DAC_CHANNEL_1, |
||
849 | * LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED), |
||
850 | * LL_DMA_DIRECTION_MEMORY_TO_PERIPH); |
||
851 | * @rmtoll DHR12R1 DACC1DHR LL_DAC_DMA_GetRegAddr\n |
||
852 | * DHR12L1 DACC1DHR LL_DAC_DMA_GetRegAddr\n |
||
853 | * DHR8R1 DACC1DHR LL_DAC_DMA_GetRegAddr\n |
||
854 | * DHR12R2 DACC2DHR LL_DAC_DMA_GetRegAddr\n |
||
855 | * DHR12L2 DACC2DHR LL_DAC_DMA_GetRegAddr\n |
||
856 | * DHR8R2 DACC2DHR LL_DAC_DMA_GetRegAddr |
||
857 | * @param DACx DAC instance |
||
858 | * @param DAC_Channel This parameter can be one of the following values: |
||
859 | * @arg @ref LL_DAC_CHANNEL_1 |
||
860 | * @arg @ref LL_DAC_CHANNEL_2 |
||
861 | * @param Register This parameter can be one of the following values: |
||
862 | * @arg @ref LL_DAC_DMA_REG_DATA_12BITS_RIGHT_ALIGNED |
||
863 | * @arg @ref LL_DAC_DMA_REG_DATA_12BITS_LEFT_ALIGNED |
||
864 | * @arg @ref LL_DAC_DMA_REG_DATA_8BITS_RIGHT_ALIGNED |
||
865 | * @retval DAC register address |
||
866 | */ |
||
867 | __STATIC_INLINE uint32_t LL_DAC_DMA_GetRegAddr(const DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Register) |
||
868 | { |
||
869 | /* Retrieve address of register DHR12Rx, DHR12Lx or DHR8Rx depending on */ |
||
870 | /* DAC channel selected. */ |
||
871 | return ((uint32_t)(__DAC_PTR_REG_OFFSET((DACx)->DHR12R1, ((DAC_Channel >> (Register & 0x1FUL)) |
||
872 | & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0)))); |
||
873 | } |
||
874 | /** |
||
875 | * @} |
||
876 | */ |
||
877 | |||
878 | /** @defgroup DAC_LL_EF_Operation Operation on DAC channels |
||
879 | * @{ |
||
880 | */ |
||
881 | |||
882 | /** |
||
883 | * @brief Enable DAC selected channel. |
||
884 | * @rmtoll CR EN1 LL_DAC_Enable\n |
||
885 | * CR EN2 LL_DAC_Enable |
||
886 | * @note After enable from off state, DAC channel requires a delay |
||
887 | * for output voltage to reach accuracy +/- 1 LSB. |
||
888 | * Refer to device datasheet, parameter "tWAKEUP". |
||
889 | * @param DACx DAC instance |
||
890 | * @param DAC_Channel This parameter can be one of the following values: |
||
891 | * @arg @ref LL_DAC_CHANNEL_1 |
||
892 | * @arg @ref LL_DAC_CHANNEL_2 |
||
893 | * @retval None |
||
894 | */ |
||
895 | __STATIC_INLINE void LL_DAC_Enable(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
896 | { |
||
897 | SET_BIT(DACx->CR, |
||
898 | DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
899 | } |
||
900 | |||
901 | /** |
||
902 | * @brief Disable DAC selected channel. |
||
903 | * @rmtoll CR EN1 LL_DAC_Disable\n |
||
904 | * CR EN2 LL_DAC_Disable |
||
905 | * @param DACx DAC instance |
||
906 | * @param DAC_Channel This parameter can be one of the following values: |
||
907 | * @arg @ref LL_DAC_CHANNEL_1 |
||
908 | * @arg @ref LL_DAC_CHANNEL_2 |
||
909 | * @retval None |
||
910 | */ |
||
911 | __STATIC_INLINE void LL_DAC_Disable(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
912 | { |
||
913 | CLEAR_BIT(DACx->CR, |
||
914 | DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
915 | } |
||
916 | |||
917 | /** |
||
918 | * @brief Get DAC enable state of the selected channel. |
||
919 | * (0: DAC channel is disabled, 1: DAC channel is enabled) |
||
920 | * @rmtoll CR EN1 LL_DAC_IsEnabled\n |
||
921 | * CR EN2 LL_DAC_IsEnabled |
||
922 | * @param DACx DAC instance |
||
923 | * @param DAC_Channel This parameter can be one of the following values: |
||
924 | * @arg @ref LL_DAC_CHANNEL_1 |
||
925 | * @arg @ref LL_DAC_CHANNEL_2 |
||
926 | * @retval State of bit (1 or 0). |
||
927 | */ |
||
928 | __STATIC_INLINE uint32_t LL_DAC_IsEnabled(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
929 | { |
||
930 | return ((READ_BIT(DACx->CR, |
||
931 | DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
932 | == (DAC_CR_EN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))) ? 1UL : 0UL); |
||
933 | } |
||
934 | |||
935 | /** |
||
936 | * @brief Enable DAC trigger of the selected channel. |
||
937 | * @note - If DAC trigger is disabled, DAC conversion is performed |
||
938 | * automatically once the data holding register is updated, |
||
939 | * using functions "LL_DAC_ConvertData{8; 12}{Right; Left} Aligned()": |
||
940 | * @ref LL_DAC_ConvertData12RightAligned(), ... |
||
941 | * - If DAC trigger is enabled, DAC conversion is performed |
||
942 | * only when a hardware of software trigger event is occurring. |
||
943 | * Select trigger source using |
||
944 | * function @ref LL_DAC_SetTriggerSource(). |
||
945 | * @rmtoll CR TEN1 LL_DAC_EnableTrigger\n |
||
946 | * CR TEN2 LL_DAC_EnableTrigger |
||
947 | * @param DACx DAC instance |
||
948 | * @param DAC_Channel This parameter can be one of the following values: |
||
949 | * @arg @ref LL_DAC_CHANNEL_1 |
||
950 | * @arg @ref LL_DAC_CHANNEL_2 |
||
951 | * @retval None |
||
952 | */ |
||
953 | __STATIC_INLINE void LL_DAC_EnableTrigger(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
954 | { |
||
955 | SET_BIT(DACx->CR, |
||
956 | DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
957 | } |
||
958 | |||
959 | /** |
||
960 | * @brief Disable DAC trigger of the selected channel. |
||
961 | * @rmtoll CR TEN1 LL_DAC_DisableTrigger\n |
||
962 | * CR TEN2 LL_DAC_DisableTrigger |
||
963 | * @param DACx DAC instance |
||
964 | * @param DAC_Channel This parameter can be one of the following values: |
||
965 | * @arg @ref LL_DAC_CHANNEL_1 |
||
966 | * @arg @ref LL_DAC_CHANNEL_2 |
||
967 | * @retval None |
||
968 | */ |
||
969 | __STATIC_INLINE void LL_DAC_DisableTrigger(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
970 | { |
||
971 | CLEAR_BIT(DACx->CR, |
||
972 | DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)); |
||
973 | } |
||
974 | |||
975 | /** |
||
976 | * @brief Get DAC trigger state of the selected channel. |
||
977 | * (0: DAC trigger is disabled, 1: DAC trigger is enabled) |
||
978 | * @rmtoll CR TEN1 LL_DAC_IsTriggerEnabled\n |
||
979 | * CR TEN2 LL_DAC_IsTriggerEnabled |
||
980 | * @param DACx DAC instance |
||
981 | * @param DAC_Channel This parameter can be one of the following values: |
||
982 | * @arg @ref LL_DAC_CHANNEL_1 |
||
983 | * @arg @ref LL_DAC_CHANNEL_2 |
||
984 | * @retval State of bit (1 or 0). |
||
985 | */ |
||
986 | __STATIC_INLINE uint32_t LL_DAC_IsTriggerEnabled(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
987 | { |
||
988 | return ((READ_BIT(DACx->CR, |
||
989 | DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK)) |
||
990 | == (DAC_CR_TEN1 << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK))) ? 1UL : 0UL); |
||
991 | } |
||
992 | |||
993 | /** |
||
994 | * @brief Trig DAC conversion by software for the selected DAC channel. |
||
995 | * @note Preliminarily, DAC trigger must be set to software trigger |
||
996 | * using function |
||
997 | * @ref LL_DAC_Init() |
||
998 | * @ref LL_DAC_SetTriggerSource() |
||
999 | * with parameter "LL_DAC_TRIGGER_SOFTWARE". |
||
1000 | * and DAC trigger must be enabled using |
||
1001 | * function @ref LL_DAC_EnableTrigger(). |
||
1002 | * @note For devices featuring DAC with 2 channels: this function |
||
1003 | * can perform a SW start of both DAC channels simultaneously. |
||
1004 | * Two channels can be selected as parameter. |
||
1005 | * Example: (LL_DAC_CHANNEL_1 | LL_DAC_CHANNEL_2) |
||
1006 | * @rmtoll SWTRIGR SWTRIG1 LL_DAC_TrigSWConversion\n |
||
1007 | * SWTRIGR SWTRIG2 LL_DAC_TrigSWConversion |
||
1008 | * @param DACx DAC instance |
||
1009 | * @param DAC_Channel This parameter can a combination of the following values: |
||
1010 | * @arg @ref LL_DAC_CHANNEL_1 |
||
1011 | * @arg @ref LL_DAC_CHANNEL_2 |
||
1012 | * @retval None |
||
1013 | */ |
||
1014 | __STATIC_INLINE void LL_DAC_TrigSWConversion(DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
1015 | { |
||
1016 | SET_BIT(DACx->SWTRIGR, |
||
1017 | (DAC_Channel & DAC_SWTR_CHX_MASK)); |
||
1018 | } |
||
1019 | |||
1020 | /** |
||
1021 | * @brief Set the data to be loaded in the data holding register |
||
1022 | * in format 12 bits left alignment (LSB aligned on bit 0), |
||
1023 | * for the selected DAC channel. |
||
1024 | * @rmtoll DHR12R1 DACC1DHR LL_DAC_ConvertData12RightAligned\n |
||
1025 | * DHR12R2 DACC2DHR LL_DAC_ConvertData12RightAligned |
||
1026 | * @param DACx DAC instance |
||
1027 | * @param DAC_Channel This parameter can be one of the following values: |
||
1028 | * @arg @ref LL_DAC_CHANNEL_1 |
||
1029 | * @arg @ref LL_DAC_CHANNEL_2 |
||
1030 | * @param Data Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1031 | * @retval None |
||
1032 | */ |
||
1033 | __STATIC_INLINE void LL_DAC_ConvertData12RightAligned(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data) |
||
1034 | { |
||
1035 | __IO uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR12RX_REGOFFSET_BITOFFSET_POS) |
||
1036 | & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0); |
||
1037 | |||
1038 | MODIFY_REG(*preg, DAC_DHR12R1_DACC1DHR, Data); |
||
1039 | } |
||
1040 | |||
1041 | /** |
||
1042 | * @brief Set the data to be loaded in the data holding register |
||
1043 | * in format 12 bits left alignment (MSB aligned on bit 15), |
||
1044 | * for the selected DAC channel. |
||
1045 | * @rmtoll DHR12L1 DACC1DHR LL_DAC_ConvertData12LeftAligned\n |
||
1046 | * DHR12L2 DACC2DHR LL_DAC_ConvertData12LeftAligned |
||
1047 | * @param DACx DAC instance |
||
1048 | * @param DAC_Channel This parameter can be one of the following values: |
||
1049 | * @arg @ref LL_DAC_CHANNEL_1 |
||
1050 | * @arg @ref LL_DAC_CHANNEL_2 |
||
1051 | * @param Data Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1052 | * @retval None |
||
1053 | */ |
||
1054 | __STATIC_INLINE void LL_DAC_ConvertData12LeftAligned(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data) |
||
1055 | { |
||
1056 | __IO uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR12LX_REGOFFSET_BITOFFSET_POS) |
||
1057 | & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0); |
||
1058 | |||
1059 | MODIFY_REG(*preg, DAC_DHR12L1_DACC1DHR, Data); |
||
1060 | } |
||
1061 | |||
1062 | /** |
||
1063 | * @brief Set the data to be loaded in the data holding register |
||
1064 | * in format 8 bits left alignment (LSB aligned on bit 0), |
||
1065 | * for the selected DAC channel. |
||
1066 | * @rmtoll DHR8R1 DACC1DHR LL_DAC_ConvertData8RightAligned\n |
||
1067 | * DHR8R2 DACC2DHR LL_DAC_ConvertData8RightAligned |
||
1068 | * @param DACx DAC instance |
||
1069 | * @param DAC_Channel This parameter can be one of the following values: |
||
1070 | * @arg @ref LL_DAC_CHANNEL_1 |
||
1071 | * @arg @ref LL_DAC_CHANNEL_2 |
||
1072 | * @param Data Value between Min_Data=0x00 and Max_Data=0xFF |
||
1073 | * @retval None |
||
1074 | */ |
||
1075 | __STATIC_INLINE void LL_DAC_ConvertData8RightAligned(DAC_TypeDef *DACx, uint32_t DAC_Channel, uint32_t Data) |
||
1076 | { |
||
1077 | __IO uint32_t *preg = __DAC_PTR_REG_OFFSET(DACx->DHR12R1, (DAC_Channel >> DAC_REG_DHR8RX_REGOFFSET_BITOFFSET_POS) |
||
1078 | & DAC_REG_DHR_REGOFFSET_MASK_POSBIT0); |
||
1079 | |||
1080 | MODIFY_REG(*preg, DAC_DHR8R1_DACC1DHR, Data); |
||
1081 | } |
||
1082 | |||
1083 | |||
1084 | /** |
||
1085 | * @brief Set the data to be loaded in the data holding register |
||
1086 | * in format 12 bits left alignment (LSB aligned on bit 0), |
||
1087 | * for both DAC channels. |
||
1088 | * @rmtoll DHR12RD DACC1DHR LL_DAC_ConvertDualData12RightAligned\n |
||
1089 | * DHR12RD DACC2DHR LL_DAC_ConvertDualData12RightAligned |
||
1090 | * @param DACx DAC instance |
||
1091 | * @param DataChannel1 Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1092 | * @param DataChannel2 Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1093 | * @retval None |
||
1094 | */ |
||
1095 | __STATIC_INLINE void LL_DAC_ConvertDualData12RightAligned(DAC_TypeDef *DACx, uint32_t DataChannel1, |
||
1096 | uint32_t DataChannel2) |
||
1097 | { |
||
1098 | MODIFY_REG(DACx->DHR12RD, |
||
1099 | (DAC_DHR12RD_DACC2DHR | DAC_DHR12RD_DACC1DHR), |
||
1100 | ((DataChannel2 << DAC_DHR12RD_DACC2DHR_BITOFFSET_POS) | DataChannel1)); |
||
1101 | } |
||
1102 | |||
1103 | /** |
||
1104 | * @brief Set the data to be loaded in the data holding register |
||
1105 | * in format 12 bits left alignment (MSB aligned on bit 15), |
||
1106 | * for both DAC channels. |
||
1107 | * @rmtoll DHR12LD DACC1DHR LL_DAC_ConvertDualData12LeftAligned\n |
||
1108 | * DHR12LD DACC2DHR LL_DAC_ConvertDualData12LeftAligned |
||
1109 | * @param DACx DAC instance |
||
1110 | * @param DataChannel1 Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1111 | * @param DataChannel2 Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1112 | * @retval None |
||
1113 | */ |
||
1114 | __STATIC_INLINE void LL_DAC_ConvertDualData12LeftAligned(DAC_TypeDef *DACx, uint32_t DataChannel1, |
||
1115 | uint32_t DataChannel2) |
||
1116 | { |
||
1117 | /* Note: Data of DAC channel 2 shift value subtracted of 4 because */ |
||
1118 | /* data on 16 bits and DAC channel 2 bits field is on the 12 MSB, */ |
||
1119 | /* the 4 LSB must be taken into account for the shift value. */ |
||
1120 | MODIFY_REG(DACx->DHR12LD, |
||
1121 | (DAC_DHR12LD_DACC2DHR | DAC_DHR12LD_DACC1DHR), |
||
1122 | ((DataChannel2 << (DAC_DHR12LD_DACC2DHR_BITOFFSET_POS - 4U)) | DataChannel1)); |
||
1123 | } |
||
1124 | |||
1125 | /** |
||
1126 | * @brief Set the data to be loaded in the data holding register |
||
1127 | * in format 8 bits left alignment (LSB aligned on bit 0), |
||
1128 | * for both DAC channels. |
||
1129 | * @rmtoll DHR8RD DACC1DHR LL_DAC_ConvertDualData8RightAligned\n |
||
1130 | * DHR8RD DACC2DHR LL_DAC_ConvertDualData8RightAligned |
||
1131 | * @param DACx DAC instance |
||
1132 | * @param DataChannel1 Value between Min_Data=0x00 and Max_Data=0xFF |
||
1133 | * @param DataChannel2 Value between Min_Data=0x00 and Max_Data=0xFF |
||
1134 | * @retval None |
||
1135 | */ |
||
1136 | __STATIC_INLINE void LL_DAC_ConvertDualData8RightAligned(DAC_TypeDef *DACx, uint32_t DataChannel1, |
||
1137 | uint32_t DataChannel2) |
||
1138 | { |
||
1139 | MODIFY_REG(DACx->DHR8RD, |
||
1140 | (DAC_DHR8RD_DACC2DHR | DAC_DHR8RD_DACC1DHR), |
||
1141 | ((DataChannel2 << DAC_DHR8RD_DACC2DHR_BITOFFSET_POS) | DataChannel1)); |
||
1142 | } |
||
1143 | |||
1144 | |||
1145 | /** |
||
1146 | * @brief Retrieve output data currently generated for the selected DAC channel. |
||
1147 | * @note Whatever alignment and resolution settings |
||
1148 | * (using functions "LL_DAC_ConvertData{8; 12}{Right; Left} Aligned()": |
||
1149 | * @ref LL_DAC_ConvertData12RightAligned(), ...), |
||
1150 | * output data format is 12 bits right aligned (LSB aligned on bit 0). |
||
1151 | * @rmtoll DOR1 DACC1DOR LL_DAC_RetrieveOutputData\n |
||
1152 | * DOR2 DACC2DOR LL_DAC_RetrieveOutputData |
||
1153 | * @param DACx DAC instance |
||
1154 | * @param DAC_Channel This parameter can be one of the following values: |
||
1155 | * @arg @ref LL_DAC_CHANNEL_1 |
||
1156 | * @arg @ref LL_DAC_CHANNEL_2 |
||
1157 | * @retval Value between Min_Data=0x000 and Max_Data=0xFFF |
||
1158 | */ |
||
1159 | __STATIC_INLINE uint32_t LL_DAC_RetrieveOutputData(const DAC_TypeDef *DACx, uint32_t DAC_Channel) |
||
1160 | { |
||
1161 | __IO uint32_t const *preg = __DAC_PTR_REG_OFFSET(DACx->DOR1, (DAC_Channel >> DAC_REG_DORX_REGOFFSET_BITOFFSET_POS) |
||
1162 | & DAC_REG_DORX_REGOFFSET_MASK_POSBIT0); |
||
1163 | |||
1164 | return (uint16_t) READ_BIT(*preg, DAC_DOR1_DACC1DOR); |
||
1165 | } |
||
1166 | |||
1167 | /** |
||
1168 | * @} |
||
1169 | */ |
||
1170 | |||
1171 | /** @defgroup DAC_LL_EF_FLAG_Management FLAG Management |
||
1172 | * @{ |
||
1173 | */ |
||
1174 | |||
1175 | #if defined(DAC_SR_DMAUDR1) |
||
1176 | /** |
||
1177 | * @brief Get DAC underrun flag for DAC channel 1 |
||
1178 | * @rmtoll SR DMAUDR1 LL_DAC_IsActiveFlag_DMAUDR1 |
||
1179 | * @param DACx DAC instance |
||
1180 | * @retval State of bit (1 or 0). |
||
1181 | */ |
||
1182 | __STATIC_INLINE uint32_t LL_DAC_IsActiveFlag_DMAUDR1(const DAC_TypeDef *DACx) |
||
1183 | { |
||
1184 | return ((READ_BIT(DACx->SR, LL_DAC_FLAG_DMAUDR1) == (LL_DAC_FLAG_DMAUDR1)) ? 1UL : 0UL); |
||
1185 | } |
||
1186 | #endif /* DAC_SR_DMAUDR1 */ |
||
1187 | |||
1188 | #if defined(DAC_SR_DMAUDR2) |
||
1189 | /** |
||
1190 | * @brief Get DAC underrun flag for DAC channel 2 |
||
1191 | * @rmtoll SR DMAUDR2 LL_DAC_IsActiveFlag_DMAUDR2 |
||
1192 | * @param DACx DAC instance |
||
1193 | * @retval State of bit (1 or 0). |
||
1194 | */ |
||
1195 | __STATIC_INLINE uint32_t LL_DAC_IsActiveFlag_DMAUDR2(const DAC_TypeDef *DACx) |
||
1196 | { |
||
1197 | return ((READ_BIT(DACx->SR, LL_DAC_FLAG_DMAUDR2) == (LL_DAC_FLAG_DMAUDR2)) ? 1UL : 0UL); |
||
1198 | } |
||
1199 | #endif /* DAC_SR_DMAUDR2 */ |
||
1200 | |||
1201 | #if defined(DAC_SR_DMAUDR1) |
||
1202 | /** |
||
1203 | * @brief Clear DAC underrun flag for DAC channel 1 |
||
1204 | * @rmtoll SR DMAUDR1 LL_DAC_ClearFlag_DMAUDR1 |
||
1205 | * @param DACx DAC instance |
||
1206 | * @retval None |
||
1207 | */ |
||
1208 | __STATIC_INLINE void LL_DAC_ClearFlag_DMAUDR1(DAC_TypeDef *DACx) |
||
1209 | { |
||
1210 | WRITE_REG(DACx->SR, LL_DAC_FLAG_DMAUDR1); |
||
1211 | } |
||
1212 | #endif /* DAC_SR_DMAUDR1 */ |
||
1213 | |||
1214 | #if defined(DAC_SR_DMAUDR2) |
||
1215 | /** |
||
1216 | * @brief Clear DAC underrun flag for DAC channel 2 |
||
1217 | * @rmtoll SR DMAUDR2 LL_DAC_ClearFlag_DMAUDR2 |
||
1218 | * @param DACx DAC instance |
||
1219 | * @retval None |
||
1220 | */ |
||
1221 | __STATIC_INLINE void LL_DAC_ClearFlag_DMAUDR2(DAC_TypeDef *DACx) |
||
1222 | { |
||
1223 | WRITE_REG(DACx->SR, LL_DAC_FLAG_DMAUDR2); |
||
1224 | } |
||
1225 | #endif /* DAC_SR_DMAUDR2 */ |
||
1226 | |||
1227 | /** |
||
1228 | * @} |
||
1229 | */ |
||
1230 | |||
1231 | /** @defgroup DAC_LL_EF_IT_Management IT management |
||
1232 | * @{ |
||
1233 | */ |
||
1234 | |||
1235 | #if defined(DAC_CR_DMAUDRIE1) |
||
1236 | /** |
||
1237 | * @brief Enable DMA underrun interrupt for DAC channel 1 |
||
1238 | * @rmtoll CR DMAUDRIE1 LL_DAC_EnableIT_DMAUDR1 |
||
1239 | * @param DACx DAC instance |
||
1240 | * @retval None |
||
1241 | */ |
||
1242 | __STATIC_INLINE void LL_DAC_EnableIT_DMAUDR1(DAC_TypeDef *DACx) |
||
1243 | { |
||
1244 | SET_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE1); |
||
1245 | } |
||
1246 | #endif /* DAC_CR_DMAUDRIE1 */ |
||
1247 | |||
1248 | #if defined(DAC_CR_DMAUDRIE2) |
||
1249 | /** |
||
1250 | * @brief Enable DMA underrun interrupt for DAC channel 2 |
||
1251 | * @rmtoll CR DMAUDRIE2 LL_DAC_EnableIT_DMAUDR2 |
||
1252 | * @param DACx DAC instance |
||
1253 | * @retval None |
||
1254 | */ |
||
1255 | __STATIC_INLINE void LL_DAC_EnableIT_DMAUDR2(DAC_TypeDef *DACx) |
||
1256 | { |
||
1257 | SET_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE2); |
||
1258 | } |
||
1259 | #endif /* DAC_CR_DMAUDRIE2 */ |
||
1260 | |||
1261 | #if defined(DAC_CR_DMAUDRIE1) |
||
1262 | /** |
||
1263 | * @brief Disable DMA underrun interrupt for DAC channel 1 |
||
1264 | * @rmtoll CR DMAUDRIE1 LL_DAC_DisableIT_DMAUDR1 |
||
1265 | * @param DACx DAC instance |
||
1266 | * @retval None |
||
1267 | */ |
||
1268 | __STATIC_INLINE void LL_DAC_DisableIT_DMAUDR1(DAC_TypeDef *DACx) |
||
1269 | { |
||
1270 | CLEAR_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE1); |
||
1271 | } |
||
1272 | #endif /* DAC_CR_DMAUDRIE1 */ |
||
1273 | |||
1274 | #if defined(DAC_CR_DMAUDRIE2) |
||
1275 | /** |
||
1276 | * @brief Disable DMA underrun interrupt for DAC channel 2 |
||
1277 | * @rmtoll CR DMAUDRIE2 LL_DAC_DisableIT_DMAUDR2 |
||
1278 | * @param DACx DAC instance |
||
1279 | * @retval None |
||
1280 | */ |
||
1281 | __STATIC_INLINE void LL_DAC_DisableIT_DMAUDR2(DAC_TypeDef *DACx) |
||
1282 | { |
||
1283 | CLEAR_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE2); |
||
1284 | } |
||
1285 | #endif /* DAC_CR_DMAUDRIE2 */ |
||
1286 | |||
1287 | #if defined(DAC_CR_DMAUDRIE1) |
||
1288 | /** |
||
1289 | * @brief Get DMA underrun interrupt for DAC channel 1 |
||
1290 | * @rmtoll CR DMAUDRIE1 LL_DAC_IsEnabledIT_DMAUDR1 |
||
1291 | * @param DACx DAC instance |
||
1292 | * @retval State of bit (1 or 0). |
||
1293 | */ |
||
1294 | __STATIC_INLINE uint32_t LL_DAC_IsEnabledIT_DMAUDR1(const DAC_TypeDef *DACx) |
||
1295 | { |
||
1296 | return ((READ_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE1) == (LL_DAC_IT_DMAUDRIE1)) ? 1UL : 0UL); |
||
1297 | } |
||
1298 | #endif /* DAC_CR_DMAUDRIE1 */ |
||
1299 | |||
1300 | #if defined(DAC_CR_DMAUDRIE2) |
||
1301 | /** |
||
1302 | * @brief Get DMA underrun interrupt for DAC channel 2 |
||
1303 | * @rmtoll CR DMAUDRIE2 LL_DAC_IsEnabledIT_DMAUDR2 |
||
1304 | * @param DACx DAC instance |
||
1305 | * @retval State of bit (1 or 0). |
||
1306 | */ |
||
1307 | __STATIC_INLINE uint32_t LL_DAC_IsEnabledIT_DMAUDR2(const DAC_TypeDef *DACx) |
||
1308 | { |
||
1309 | return ((READ_BIT(DACx->CR, LL_DAC_IT_DMAUDRIE2) == (LL_DAC_IT_DMAUDRIE2)) ? 1UL : 0UL); |
||
1310 | } |
||
1311 | #endif /* DAC_CR_DMAUDRIE2 */ |
||
1312 | |||
1313 | /** |
||
1314 | * @} |
||
1315 | */ |
||
1316 | |||
1317 | #if defined(USE_FULL_LL_DRIVER) |
||
1318 | /** @defgroup DAC_LL_EF_Init Initialization and de-initialization functions |
||
1319 | * @{ |
||
1320 | */ |
||
1321 | |||
1322 | ErrorStatus LL_DAC_DeInit(const DAC_TypeDef *DACx); |
||
1323 | ErrorStatus LL_DAC_Init(DAC_TypeDef *DACx, uint32_t DAC_Channel, const LL_DAC_InitTypeDef *DAC_InitStruct); |
||
1324 | void LL_DAC_StructInit(LL_DAC_InitTypeDef *DAC_InitStruct); |
||
1325 | |||
1326 | /** |
||
1327 | * @} |
||
1328 | */ |
||
1329 | #endif /* USE_FULL_LL_DRIVER */ |
||
1330 | |||
1331 | /** |
||
1332 | * @} |
||
1333 | */ |
||
1334 | |||
1335 | /** |
||
1336 | * @} |
||
1337 | */ |
||
1338 | |||
1339 | #endif /* DAC */ |
||
1340 | |||
1341 | /** |
||
1342 | * @} |
||
1343 | */ |
||
1344 | |||
1345 | #ifdef __cplusplus |
||
1346 | } |
||
1347 | #endif |
||
1348 | |||
1349 | #endif /* STM32F1xx_LL_DAC_H */ |