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1 | /** |
1 | /** |
2 | ****************************************************************************** |
2 | ****************************************************************************** |
3 | * @file stm32l1xx_ll_dac.c |
3 | * @file stm32l1xx_ll_dac.c |
4 | * @author MCD Application Team |
4 | * @author MCD Application Team |
5 | * @brief DAC LL module driver |
5 | * @brief DAC LL module driver |
6 | ****************************************************************************** |
6 | ****************************************************************************** |
7 | * @attention |
7 | * @attention |
8 | * |
8 | * |
9 | * <h2><center>© Copyright (c) 2016 STMicroelectronics. |
9 | * Copyright (c) 2016 STMicroelectronics. |
10 | * All rights reserved.</center></h2> |
10 | * All rights reserved. |
11 | * |
11 | * |
12 | * This software component is licensed by ST under BSD 3-Clause license, |
12 | * This software is licensed under terms that can be found in the LICENSE file |
13 | * the "License"; You may not use this file except in compliance with the |
13 | * in the root directory of this software component. |
14 | * License. You may obtain a copy of the License at: |
14 | * If no LICENSE file comes with this software, it is provided AS-IS. |
15 | * opensource.org/licenses/BSD-3-Clause |
15 | * |
16 | * |
16 | ****************************************************************************** |
17 | ****************************************************************************** |
17 | */ |
18 | */ |
18 | #if defined(USE_FULL_LL_DRIVER) |
19 | #if defined(USE_FULL_LL_DRIVER) |
19 | |
20 | 20 | /* Includes ------------------------------------------------------------------*/ |
|
21 | /* Includes ------------------------------------------------------------------*/ |
21 | #include "stm32l1xx_ll_dac.h" |
22 | #include "stm32l1xx_ll_dac.h" |
22 | #include "stm32l1xx_ll_bus.h" |
23 | #include "stm32l1xx_ll_bus.h" |
23 | |
24 | 24 | #ifdef USE_FULL_ASSERT |
|
25 | #ifdef USE_FULL_ASSERT |
25 | #include "stm32_assert.h" |
26 | #include "stm32_assert.h" |
26 | #else |
27 | #else |
27 | #define assert_param(expr) ((void)0U) |
28 | #define assert_param(expr) ((void)0U) |
28 | #endif /* USE_FULL_ASSERT */ |
29 | #endif /* USE_FULL_ASSERT */ |
29 | |
30 | 30 | /** @addtogroup STM32L1xx_LL_Driver |
|
31 | /** @addtogroup STM32L1xx_LL_Driver |
31 | * @{ |
32 | * @{ |
32 | */ |
33 | */ |
33 | |
34 | 34 | #if defined(DAC1) |
|
35 | #if defined(DAC1) |
35 | |
36 | 36 | /** @addtogroup DAC_LL DAC |
|
37 | /** @addtogroup DAC_LL DAC |
37 | * @{ |
38 | * @{ |
38 | */ |
39 | */ |
39 | |
40 | 40 | /* Private types -------------------------------------------------------------*/ |
|
41 | /* Private types -------------------------------------------------------------*/ |
41 | /* Private variables ---------------------------------------------------------*/ |
42 | /* Private variables ---------------------------------------------------------*/ |
42 | /* Private constants ---------------------------------------------------------*/ |
43 | /* Private constants ---------------------------------------------------------*/ |
43 | /* Private macros ------------------------------------------------------------*/ |
44 | /* Private macros ------------------------------------------------------------*/ |
44 | |
45 | 45 | /** @addtogroup DAC_LL_Private_Macros |
|
46 | /** @addtogroup DAC_LL_Private_Macros |
46 | * @{ |
47 | * @{ |
47 | */ |
48 | */ |
48 | #define IS_LL_DAC_CHANNEL(__DAC_CHANNEL__) \ |
49 | #define IS_LL_DAC_CHANNEL(__DAC_CHANNEL__) \ |
49 | (((__DAC_CHANNEL__) == LL_DAC_CHANNEL_1) \ |
50 | ( ((__DAC_CHANNEL__) == LL_DAC_CHANNEL_1) \ |
50 | || ((__DAC_CHANNEL__) == LL_DAC_CHANNEL_2) \ |
51 | || ((__DAC_CHANNEL__) == LL_DAC_CHANNEL_2) \ |
51 | ) |
52 | ) |
52 | |
53 | 53 | #define IS_LL_DAC_TRIGGER_SOURCE(__TRIGGER_SOURCE__) \ |
|
54 | #define IS_LL_DAC_TRIGGER_SOURCE(__TRIGGER_SOURCE__) \ |
54 | (((__TRIGGER_SOURCE__) == LL_DAC_TRIG_SOFTWARE) \ |
55 | ( ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_SOFTWARE) \ |
55 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM2_TRGO) \ |
56 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM2_TRGO) \ |
56 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM4_TRGO) \ |
57 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM4_TRGO) \ |
57 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM6_TRGO) \ |
58 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM6_TRGO) \ |
58 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM7_TRGO) \ |
59 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM7_TRGO) \ |
59 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM9_TRGO) \ |
60 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_TIM9_TRGO) \ |
60 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_EXTI_LINE9) \ |
61 | || ((__TRIGGER_SOURCE__) == LL_DAC_TRIG_EXT_EXTI_LINE9) \ |
61 | ) |
62 | ) |
62 | |
63 | 63 | #define IS_LL_DAC_WAVE_AUTO_GENER_MODE(__WAVE_AUTO_GENERATION_MODE__) \ |
|
64 | #define IS_LL_DAC_WAVE_AUTO_GENER_MODE(__WAVE_AUTO_GENERATION_MODE__) \ |
64 | (((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NONE) \ |
65 | ( ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NONE) \ |
65 | || ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NOISE) \ |
66 | || ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NOISE) \ |
66 | || ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE) \ |
67 | || ((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE) \ |
67 | ) |
68 | ) |
68 | |
69 | 69 | #define IS_LL_DAC_WAVE_AUTO_GENER_CONFIG(__WAVE_AUTO_GENERATION_MODE__, __WAVE_AUTO_GENERATION_CONFIG__) \ |
|
70 | #define IS_LL_DAC_WAVE_AUTO_GENER_CONFIG(__WAVE_AUTO_GENERATION_MODE__, __WAVE_AUTO_GENERATION_CONFIG__) \ |
70 | ( (((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NOISE) \ |
71 | ( (((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_NOISE) \ |
71 | && (((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BIT0) \ |
72 | && ( ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BIT0) \ |
72 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS1_0) \ |
73 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS1_0) \ |
73 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS2_0) \ |
74 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS2_0) \ |
74 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS3_0) \ |
75 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS3_0) \ |
75 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS4_0) \ |
76 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS4_0) \ |
76 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS5_0) \ |
77 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS5_0) \ |
77 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS6_0) \ |
78 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS6_0) \ |
78 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS7_0) \ |
79 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS7_0) \ |
79 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS8_0) \ |
80 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS8_0) \ |
80 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS9_0) \ |
81 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS9_0) \ |
81 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS10_0) \ |
82 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS10_0) \ |
82 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS11_0)) \ |
83 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_NOISE_LFSR_UNMASK_BITS11_0)) \ |
83 | ) \ |
84 | ) \ |
84 | ||(((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE) \ |
85 | ||(((__WAVE_AUTO_GENERATION_MODE__) == LL_DAC_WAVE_AUTO_GENERATION_TRIANGLE) \ |
85 | && (((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_1) \ |
86 | && ( ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_1) \ |
86 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_3) \ |
87 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_3) \ |
87 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_7) \ |
88 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_7) \ |
88 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_15) \ |
89 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_15) \ |
89 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_31) \ |
90 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_31) \ |
90 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_63) \ |
91 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_63) \ |
91 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_127) \ |
92 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_127) \ |
92 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_255) \ |
93 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_255) \ |
93 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_511) \ |
94 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_511) \ |
94 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_1023) \ |
95 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_1023) \ |
95 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_2047) \ |
96 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_2047) \ |
96 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_4095)) \ |
97 | || ((__WAVE_AUTO_GENERATION_CONFIG__) == LL_DAC_TRIANGLE_AMPLITUDE_4095)) \ |
97 | ) \ |
98 | ) \ |
98 | ) |
99 | ) |
99 | |
100 | 100 | #define IS_LL_DAC_OUTPUT_BUFFER(__OUTPUT_BUFFER__) \ |
|
101 | #define IS_LL_DAC_OUTPUT_BUFFER(__OUTPUT_BUFFER__) \ |
101 | (((__OUTPUT_BUFFER__) == LL_DAC_OUTPUT_BUFFER_ENABLE) \ |
102 | ( ((__OUTPUT_BUFFER__) == LL_DAC_OUTPUT_BUFFER_ENABLE) \ |
102 | || ((__OUTPUT_BUFFER__) == LL_DAC_OUTPUT_BUFFER_DISABLE) \ |
103 | || ((__OUTPUT_BUFFER__) == LL_DAC_OUTPUT_BUFFER_DISABLE) \ |
103 | ) |
104 | ) |
104 | |
105 | 105 | /** |
|
106 | /** |
106 | * @} |
107 | * @} |
107 | */ |
108 | */ |
108 | |
109 | 109 | ||
110 | 110 | /* Private function prototypes -----------------------------------------------*/ |
|
111 | /* Private function prototypes -----------------------------------------------*/ |
111 | |
112 | 112 | /* Exported functions --------------------------------------------------------*/ |
|
113 | /* Exported functions --------------------------------------------------------*/ |
113 | /** @addtogroup DAC_LL_Exported_Functions |
114 | /** @addtogroup DAC_LL_Exported_Functions |
114 | * @{ |
115 | * @{ |
115 | */ |
116 | */ |
116 | |
117 | 117 | /** @addtogroup DAC_LL_EF_Init |
|
118 | /** @addtogroup DAC_LL_EF_Init |
118 | * @{ |
119 | * @{ |
119 | */ |
120 | */ |
120 | |
121 | 121 | /** |
|
122 | /** |
122 | * @brief De-initialize registers of the selected DAC instance |
123 | * @brief De-initialize registers of the selected DAC instance |
123 | * to their default reset values. |
124 | * to their default reset values. |
124 | * @param DACx DAC instance |
125 | * @param DACx DAC instance |
125 | * @retval An ErrorStatus enumeration value: |
126 | * @retval An ErrorStatus enumeration value: |
126 | * - SUCCESS: DAC registers are de-initialized |
127 | * - SUCCESS: DAC registers are de-initialized |
127 | * - ERROR: not applicable |
128 | * - ERROR: not applicable |
128 | */ |
129 | */ |
129 | ErrorStatus LL_DAC_DeInit(const DAC_TypeDef *DACx) |
130 | ErrorStatus LL_DAC_DeInit(DAC_TypeDef *DACx) |
130 | { |
131 | { |
131 | /* Check the parameters */ |
132 | /* Check the parameters */ |
132 | assert_param(IS_DAC_ALL_INSTANCE(DACx)); |
133 | assert_param(IS_DAC_ALL_INSTANCE(DACx)); |
133 | |
134 | 134 | /* Force reset of DAC clock */ |
|
135 | /* Force reset of DAC clock */ |
135 | LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_DAC1); |
136 | LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_DAC1); |
136 | |
137 | 137 | /* Release reset of DAC clock */ |
|
138 | /* Release reset of DAC clock */ |
138 | LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_DAC1); |
139 | LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_DAC1); |
139 | |
140 | 140 | return SUCCESS; |
|
141 | return SUCCESS; |
141 | } |
142 | } |
142 | |
143 | 143 | /** |
|
144 | /** |
144 | * @brief Initialize some features of DAC channel. |
145 | * @brief Initialize some features of DAC channel. |
145 | * @note @ref LL_DAC_Init() aims to ease basic configuration of a DAC channel. |
146 | * @note @ref LL_DAC_Init() aims to ease basic configuration of a DAC channel. |
146 | * Leaving it ready to be enabled and output: |
147 | * Leaving it ready to be enabled and output: |
147 | * a level by calling one of |
148 | * a level by calling one of |
148 | * @ref LL_DAC_ConvertData12RightAligned |
149 | * @ref LL_DAC_ConvertData12RightAligned |
149 | * @ref LL_DAC_ConvertData12LeftAligned |
150 | * @ref LL_DAC_ConvertData12LeftAligned |
150 | * @ref LL_DAC_ConvertData8RightAligned |
151 | * @ref LL_DAC_ConvertData8RightAligned |
151 | * or one of the supported autogenerated wave. |
152 | * or one of the supported autogenerated wave. |
152 | * @note This function allows configuration of: |
153 | * @note This function allows configuration of: |
153 | * - Output mode |
154 | * - Output mode |
154 | * - Trigger |
155 | * - Trigger |
155 | * - Wave generation |
156 | * - Wave generation |
156 | * @note The setting of these parameters by function @ref LL_DAC_Init() |
157 | * @note The setting of these parameters by function @ref LL_DAC_Init() |
157 | * is conditioned to DAC state: |
158 | * is conditioned to DAC state: |
158 | * DAC channel must be disabled. |
159 | * DAC channel must be disabled. |
159 | * @param DACx DAC instance |
160 | * @param DACx DAC instance |
160 | * @param DAC_Channel This parameter can be one of the following values: |
161 | * @param DAC_Channel This parameter can be one of the following values: |
161 | * @arg @ref LL_DAC_CHANNEL_1 |
162 | * @arg @ref LL_DAC_CHANNEL_1 |
162 | * @arg @ref LL_DAC_CHANNEL_2 |
163 | * @arg @ref LL_DAC_CHANNEL_2 |
163 | * @param DAC_InitStruct Pointer to a @ref LL_DAC_InitTypeDef structure |
164 | * @param DAC_InitStruct Pointer to a @ref LL_DAC_InitTypeDef structure |
164 | * @retval An ErrorStatus enumeration value: |
165 | * @retval An ErrorStatus enumeration value: |
165 | * - SUCCESS: DAC registers are initialized |
166 | * - SUCCESS: DAC registers are initialized |
166 | * - ERROR: DAC registers are not initialized |
167 | * - ERROR: DAC registers are not initialized |
167 | */ |
168 | */ |
168 | ErrorStatus LL_DAC_Init(DAC_TypeDef *DACx, uint32_t DAC_Channel, const LL_DAC_InitTypeDef *DAC_InitStruct) |
169 | ErrorStatus LL_DAC_Init(DAC_TypeDef *DACx, uint32_t DAC_Channel, LL_DAC_InitTypeDef *DAC_InitStruct) |
169 | { |
170 | { |
170 | ErrorStatus status = SUCCESS; |
171 | ErrorStatus status = SUCCESS; |
171 | |
172 | 172 | /* Check the parameters */ |
|
173 | /* Check the parameters */ |
173 | assert_param(IS_DAC_ALL_INSTANCE(DACx)); |
174 | assert_param(IS_DAC_ALL_INSTANCE(DACx)); |
174 | assert_param(IS_LL_DAC_CHANNEL(DAC_Channel)); |
175 | assert_param(IS_LL_DAC_CHANNEL(DAC_Channel)); |
175 | assert_param(IS_LL_DAC_TRIGGER_SOURCE(DAC_InitStruct->TriggerSource)); |
176 | assert_param(IS_LL_DAC_TRIGGER_SOURCE(DAC_InitStruct->TriggerSource)); |
176 | assert_param(IS_LL_DAC_OUTPUT_BUFFER(DAC_InitStruct->OutputBuffer)); |
177 | assert_param(IS_LL_DAC_OUTPUT_BUFFER(DAC_InitStruct->OutputBuffer)); |
177 | assert_param(IS_LL_DAC_WAVE_AUTO_GENER_MODE(DAC_InitStruct->WaveAutoGeneration)); |
178 | assert_param(IS_LL_DAC_WAVE_AUTO_GENER_MODE(DAC_InitStruct->WaveAutoGeneration)); |
178 | if (DAC_InitStruct->WaveAutoGeneration != LL_DAC_WAVE_AUTO_GENERATION_NONE) |
179 | if (DAC_InitStruct->WaveAutoGeneration != LL_DAC_WAVE_AUTO_GENERATION_NONE) |
179 | { |
180 | { |
180 | assert_param(IS_LL_DAC_WAVE_AUTO_GENER_CONFIG(DAC_InitStruct->WaveAutoGeneration, |
181 | assert_param(IS_LL_DAC_WAVE_AUTO_GENER_CONFIG(DAC_InitStruct->WaveAutoGeneration, |
181 | DAC_InitStruct->WaveAutoGenerationConfig)); |
182 | DAC_InitStruct->WaveAutoGenerationConfig)); |
182 | } |
183 | } |
183 | |
184 | 184 | /* Note: Hardware constraint (refer to description of this function) */ |
|
185 | /* Note: Hardware constraint (refer to description of this function) */ |
185 | /* DAC instance must be disabled. */ |
186 | /* DAC instance must be disabled. */ |
186 | if (LL_DAC_IsEnabled(DACx, DAC_Channel) == 0UL) |
187 | if (LL_DAC_IsEnabled(DACx, DAC_Channel) == 0UL) |
187 | { |
188 | { |
188 | /* Configuration of DAC channel: */ |
189 | /* Configuration of DAC channel: */ |
189 | /* - TriggerSource */ |
190 | /* - TriggerSource */ |
190 | /* - WaveAutoGeneration */ |
191 | /* - WaveAutoGeneration */ |
191 | /* - OutputBuffer */ |
192 | /* - OutputBuffer */ |
192 | /* - OutputMode */ |
193 | /* - OutputMode */ |
193 | if (DAC_InitStruct->WaveAutoGeneration != LL_DAC_WAVE_AUTO_GENERATION_NONE) |
194 | if (DAC_InitStruct->WaveAutoGeneration != LL_DAC_WAVE_AUTO_GENERATION_NONE) |
194 | { |
195 | { |
195 | MODIFY_REG(DACx->CR, |
196 | MODIFY_REG(DACx->CR, |
196 | (DAC_CR_TSEL1 |
197 | (DAC_CR_TSEL1 |
197 | | DAC_CR_WAVE1 |
198 | | DAC_CR_WAVE1 |
198 | | DAC_CR_MAMP1 |
199 | | DAC_CR_MAMP1 |
199 | | DAC_CR_BOFF1 |
200 | | DAC_CR_BOFF1 |
200 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
201 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
201 | , |
202 | , |
202 | (DAC_InitStruct->TriggerSource |
203 | (DAC_InitStruct->TriggerSource |
203 | | DAC_InitStruct->WaveAutoGeneration |
204 | | DAC_InitStruct->WaveAutoGeneration |
204 | | DAC_InitStruct->WaveAutoGenerationConfig |
205 | | DAC_InitStruct->WaveAutoGenerationConfig |
205 | | DAC_InitStruct->OutputBuffer |
206 | | DAC_InitStruct->OutputBuffer |
206 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
207 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
207 | ); |
208 | ); |
208 | } |
209 | } |
209 | else |
210 | else |
210 | { |
211 | { |
211 | MODIFY_REG(DACx->CR, |
212 | MODIFY_REG(DACx->CR, |
212 | (DAC_CR_TSEL1 |
213 | (DAC_CR_TSEL1 |
213 | | DAC_CR_WAVE1 |
214 | | DAC_CR_WAVE1 |
214 | | DAC_CR_BOFF1 |
215 | | DAC_CR_BOFF1 |
215 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
216 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
216 | , |
217 | , |
217 | (DAC_InitStruct->TriggerSource |
218 | (DAC_InitStruct->TriggerSource |
218 | | LL_DAC_WAVE_AUTO_GENERATION_NONE |
219 | | LL_DAC_WAVE_AUTO_GENERATION_NONE |
219 | | DAC_InitStruct->OutputBuffer |
220 | | DAC_InitStruct->OutputBuffer |
220 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
221 | ) << (DAC_Channel & DAC_CR_CHX_BITOFFSET_MASK) |
221 | ); |
222 | ); |
222 | } |
223 | } |
223 | } |
224 | } |
224 | else |
225 | else |
225 | { |
226 | { |
226 | /* Initialization error: DAC instance is not disabled. */ |
227 | /* Initialization error: DAC instance is not disabled. */ |
227 | status = ERROR; |
228 | status = ERROR; |
228 | } |
229 | } |
229 | return status; |
230 | return status; |
230 | } |
231 | } |
231 | |
232 | 232 | /** |
|
233 | /** |
233 | * @brief Set each @ref LL_DAC_InitTypeDef field to default value. |
234 | * @brief Set each @ref LL_DAC_InitTypeDef field to default value. |
234 | * @param DAC_InitStruct pointer to a @ref LL_DAC_InitTypeDef structure |
235 | * @param DAC_InitStruct pointer to a @ref LL_DAC_InitTypeDef structure |
235 | * whose fields will be set to default values. |
236 | * whose fields will be set to default values. |
236 | * @retval None |
237 | * @retval None |
237 | */ |
238 | */ |
238 | void LL_DAC_StructInit(LL_DAC_InitTypeDef *DAC_InitStruct) |
239 | void LL_DAC_StructInit(LL_DAC_InitTypeDef *DAC_InitStruct) |
239 | { |
240 | { |
240 | /* Set DAC_InitStruct fields to default values */ |
241 | /* Set DAC_InitStruct fields to default values */ |
241 | DAC_InitStruct->TriggerSource = LL_DAC_TRIG_SOFTWARE; |
242 | DAC_InitStruct->TriggerSource = LL_DAC_TRIG_SOFTWARE; |
242 | DAC_InitStruct->WaveAutoGeneration = LL_DAC_WAVE_AUTO_GENERATION_NONE; |
243 | DAC_InitStruct->WaveAutoGeneration = LL_DAC_WAVE_AUTO_GENERATION_NONE; |
243 | /* Note: Parameter discarded if wave auto generation is disabled, */ |
244 | /* Note: Parameter discarded if wave auto generation is disabled, */ |
244 | /* set anyway to its default value. */ |
245 | /* set anyway to its default value. */ |
245 | DAC_InitStruct->WaveAutoGenerationConfig = LL_DAC_NOISE_LFSR_UNMASK_BIT0; |
246 | DAC_InitStruct->WaveAutoGenerationConfig = LL_DAC_NOISE_LFSR_UNMASK_BIT0; |
246 | DAC_InitStruct->OutputBuffer = LL_DAC_OUTPUT_BUFFER_ENABLE; |
247 | DAC_InitStruct->OutputBuffer = LL_DAC_OUTPUT_BUFFER_ENABLE; |
247 | } |
248 | } |
248 | |
249 | 249 | /** |
|
250 | /** |
250 | * @} |
251 | * @} |
251 | */ |
252 | */ |
252 | |
253 | 253 | /** |
|
254 | /** |
254 | * @} |
255 | * @} |
255 | */ |
256 | */ |
256 | |
257 | 257 | /** |
|
258 | /** |
258 | * @} |
259 | * @} |
259 | */ |
260 | */ |
260 | |
261 | 261 | #endif /* DAC1 */ |
|
262 | #endif /* DAC1 */ |
262 | |
263 | 263 | /** |
|
264 | /** |
264 | * @} |
265 | * @} |
265 | */ |
266 | */ |
266 | |
267 | 267 | #endif /* USE_FULL_LL_DRIVER */ |
|
268 | #endif /* USE_FULL_LL_DRIVER */ |
- | |
269 | - | ||
270 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
- |