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2 | mjames | 1 | /** |
2 | ****************************************************************************** |
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3 | * File Name : main.c |
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4 | * Description : Main program body |
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5 | ****************************************************************************** |
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6 | * |
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7 | * COPYRIGHT(c) 2016 STMicroelectronics |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without modification, |
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10 | * are permitted provided that the following conditions are met: |
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11 | * 1. Redistributions of source code must retain the above copyright notice, |
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12 | * this list of conditions and the following disclaimer. |
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13 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
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14 | * this list of conditions and the following disclaimer in the documentation |
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15 | * and/or other materials provided with the distribution. |
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16 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
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17 | * may be used to endorse or promote products derived from this software |
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18 | * without specific prior written permission. |
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19 | * |
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20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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21 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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23 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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26 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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27 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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28 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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30 | * |
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31 | ****************************************************************************** |
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32 | */ |
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33 | /* Includes ------------------------------------------------------------------*/ |
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34 | #include "stm32l1xx_hal.h" |
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35 | |||
36 | /* USER CODE BEGIN Includes */ |
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7 | mjames | 37 | #include "serial.h" |
9 | mjames | 38 | #include "plx.h" |
39 | #include "misc.h" |
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2 | mjames | 40 | /* USER CODE END Includes */ |
41 | |||
42 | /* Private variables ---------------------------------------------------------*/ |
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43 | ADC_HandleTypeDef hadc; |
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6 | mjames | 44 | DMA_HandleTypeDef hdma_adc; |
2 | mjames | 45 | |
46 | SPI_HandleTypeDef hspi1; |
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47 | |||
48 | TIM_HandleTypeDef htim2; |
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49 | TIM_HandleTypeDef htim6; |
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50 | |||
51 | UART_HandleTypeDef huart1; |
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6 | mjames | 52 | UART_HandleTypeDef huart2; |
2 | mjames | 53 | |
54 | /* USER CODE BEGIN PV */ |
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55 | /* Private variables ---------------------------------------------------------*/ |
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56 | |||
8 | mjames | 57 | |
9 | mjames | 58 | // with a dwell angle of 45 degrees , 4 cylinders and a maximum RPM of 5000 |
59 | // freq = 5000/60 * 2 = 166Hz. Because the breaker might bounce , we accept the first pulse longer than 1/300 of a second as being a proper closure . |
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60 | // the TIM2 counter counts in 10uS increments, |
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61 | |||
62 | #define BREAKER_MIN (RPM_COUNT_RATE/300) |
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63 | |||
64 | |||
65 | volatile char TimerFlag = 0; |
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66 | |||
67 | volatile char NoSerialInCTR = 0; // Missing characters coming in on USART1 |
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68 | volatile char NoSerialIn = 0; |
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69 | |||
8 | mjames | 70 | // storage for ADC |
12 | mjames | 71 | long ADC_Samples[6]; |
8 | mjames | 72 | |
9 | mjames | 73 | // Rev counter processing from original RevCounter Project |
74 | unsigned int RPM_Diff = 0; |
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75 | unsigned int RPM_Count_Latch = 0; |
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76 | // accumulators |
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77 | unsigned int RPM_Pulsecount = 0; |
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78 | unsigned int RPM_FilteredWidth = 0; |
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79 | |||
80 | unsigned int Coded_RPM = 0; |
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81 | unsigned int Coded_CHT = 0; |
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82 | |||
2 | mjames | 83 | /* USER CODE END PV */ |
84 | |||
85 | /* Private function prototypes -----------------------------------------------*/ |
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86 | void SystemClock_Config(void); |
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87 | void Error_Handler(void); |
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88 | static void MX_GPIO_Init(void); |
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6 | mjames | 89 | static void MX_DMA_Init(void); |
2 | mjames | 90 | static void MX_ADC_Init(void); |
91 | static void MX_SPI1_Init(void); |
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92 | static void MX_TIM2_Init(void); |
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93 | static void MX_TIM6_Init(void); |
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94 | static void MX_USART1_UART_Init(void); |
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6 | mjames | 95 | static void MX_USART2_UART_Init(void); |
2 | mjames | 96 | |
97 | void HAL_TIM_MspPostInit(TIM_HandleTypeDef *htim); |
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98 | |||
99 | |||
100 | /* USER CODE BEGIN PFP */ |
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101 | /* Private function prototypes -----------------------------------------------*/ |
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102 | |||
9 | mjames | 103 | /* USER CODE END PFP */ |
7 | mjames | 104 | |
9 | mjames | 105 | /* USER CODE BEGIN 0 */ |
7 | mjames | 106 | |
9 | mjames | 107 | void ConfigureDMA(void) { |
108 | hdma_adc.Instance = DMA1_Channel1; |
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109 | hdma_adc.Init.Direction = DMA_PERIPH_TO_MEMORY; |
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110 | hdma_adc.Init.PeriphInc = DMA_PINC_DISABLE; |
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111 | hdma_adc.Init.MemInc = DMA_MINC_ENABLE; |
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112 | hdma_adc.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD; |
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113 | hdma_adc.Init.MemDataAlignment = DMA_MDATAALIGN_WORD; |
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114 | hdma_adc.Init.Mode = DMA_CIRCULAR; // make the DMA loop automatically |
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115 | hdma_adc.Init.Priority = DMA_PRIORITY_LOW; |
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116 | HAL_DMA_Init(&hdma_adc); |
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117 | __HAL_LINKDMA(&hadc, DMA_Handle, hdma_adc); |
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118 | |||
7 | mjames | 119 | } |
120 | |||
9 | mjames | 121 | void plx_sendword(int x) { |
122 | PutCharSerial(&uc1, ((x) >> 6) & 0x3F); |
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123 | PutCharSerial(&uc1, (x) & 0x3F); |
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124 | } |
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2 | mjames | 125 | |
9 | mjames | 126 | void ProcessRPM(int instance) { |
127 | // compute the timer values |
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128 | // snapshot timers |
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129 | unsigned long RPM_Pulsewidth; |
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130 | unsigned long RPM_Count_Val; |
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131 | __disable_irq(); // copy the counter value |
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132 | RPM_Count_Val = RPM_Count; |
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133 | __enable_irq(); |
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134 | // do calculations |
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135 | // if there is only one entry, cannot get difference |
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136 | if (RPM_Count_Latch != RPM_Count_Val) { |
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137 | while (1) { |
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138 | unsigned int base_time; |
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139 | unsigned int new_time; |
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140 | // if we are at N-1, stop. |
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141 | unsigned int next_count = RPM_Count_Latch + 1; |
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142 | if (next_count == RPM_SAMPLES) { |
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143 | next_count = 0; |
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144 | } |
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145 | if (next_count == RPM_Count_Val) { |
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146 | break; |
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147 | } |
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148 | base_time = RPM_Time[RPM_Count_Latch]; |
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149 | new_time = RPM_Time[next_count]; |
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150 | RPM_Count_Latch = next_count; |
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151 | if (new_time > base_time) { |
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152 | RPM_Pulsewidth = new_time - base_time; // not wrapped |
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153 | } else { |
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154 | RPM_Pulsewidth = new_time + (~base_time) + 1; // deal with wrapping |
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155 | } |
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2 | mjames | 156 | |
9 | mjames | 157 | RPM_Diff += RPM_Pulsewidth; |
158 | // need to check if this is a long pulse. If it is, keep the answer |
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159 | if (RPM_Pulsewidth > BREAKER_MIN) { |
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160 | RPM_Pulsecount++; // count one pulse |
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161 | RPM_FilteredWidth += RPM_Diff; // add its width to the accumulator |
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162 | RPM_Diff = 0; // reset accumulator of all the narrow widths |
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163 | } |
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164 | } |
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165 | |||
166 | } |
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167 | |||
168 | if (RPM_Pulsecount > 0) { |
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169 | |||
170 | // now have time for N pulses in clocks |
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171 | // need to scale by 19.55: one unit is 19.55 RPM |
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172 | // 1Hz is 60 RPM |
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173 | Coded_RPM = (30.0 / 19.55 * RPM_Pulsecount * RPM_COUNT_RATE) |
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174 | / (RPM_FilteredWidth) + 0.5; |
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175 | #if !defined MY_DEBUG |
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176 | // reset here unless we want to debug |
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177 | RPM_Pulsecount = 0; |
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178 | RPM_FilteredWidth = 0; |
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179 | #endif |
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180 | } |
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181 | |||
182 | // send the current RPM calculation |
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183 | plx_sendword(PLX_RPM); |
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184 | PutCharSerial(&uc1, instance); |
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185 | plx_sendword(Coded_RPM); |
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186 | } |
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187 | |||
11 | mjames | 188 | uint8_t CHT_Timer = 0; |
9 | mjames | 189 | |
190 | // this uses a MAX6675 which is a simple 16 bit read |
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191 | // SPI is configured for 8 bits so I can use an OLED display if I need it |
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11 | mjames | 192 | // must wait > 0.22 seconds between conversion attempts as this is the measurement time |
193 | // |
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9 | mjames | 194 | void ProcessCHT(int instance) |
195 | { |
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196 | uint8_t buffer[2]; |
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11 | mjames | 197 | CHT_Timer++; |
198 | if(CHT_Timer >= 3) // every 300 milliseconds |
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199 | |||
200 | { |
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201 | CHT_Timer=0; |
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202 | |||
9 | mjames | 203 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_RESET); |
204 | |||
205 | |||
11 | mjames | 206 | HAL_Delay(1); |
207 | |||
9 | mjames | 208 | HAL_SPI_Receive(&hspi1, buffer, 2, 2); |
209 | |||
210 | |||
211 | |||
212 | uint16_t obs = (buffer[0]<<8)| buffer[1]; |
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213 | |||
214 | uint8_t good = (obs & 4)==0; |
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215 | if(good) |
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216 | { |
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10 | mjames | 217 | Coded_CHT = obs>>5; |
9 | mjames | 218 | } |
10 | mjames | 219 | else |
220 | { |
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221 | Coded_CHT= 1000; // signal fail |
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222 | } |
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11 | mjames | 223 | } |
224 | |||
9 | mjames | 225 | plx_sendword(PLX_EGT); |
226 | PutCharSerial(&uc1, instance); |
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227 | plx_sendword(Coded_CHT); |
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12 | mjames | 228 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
9 | mjames | 229 | |
230 | } |
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231 | |||
12 | mjames | 232 | void ProcessBatteryVoltage(int instance) |
233 | { |
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234 | plx_sendword(PLX_Volts); |
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235 | PutCharSerial(&uc1, instance); |
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236 | plx_sendword(ADC_Samples[instance]); |
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237 | |||
238 | |||
239 | |||
240 | } |
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241 | |||
242 | |||
2 | mjames | 243 | /* USER CODE END 0 */ |
244 | |||
245 | int main(void) |
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246 | { |
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247 | |||
248 | /* USER CODE BEGIN 1 */ |
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249 | |||
250 | /* USER CODE END 1 */ |
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251 | |||
252 | /* MCU Configuration----------------------------------------------------------*/ |
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253 | |||
254 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
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255 | HAL_Init(); |
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256 | |||
257 | /* Configure the system clock */ |
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258 | SystemClock_Config(); |
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259 | |||
260 | /* Initialize all configured peripherals */ |
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261 | MX_GPIO_Init(); |
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6 | mjames | 262 | MX_DMA_Init(); |
2 | mjames | 263 | MX_ADC_Init(); |
264 | MX_SPI1_Init(); |
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265 | MX_TIM2_Init(); |
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266 | MX_TIM6_Init(); |
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267 | MX_USART1_UART_Init(); |
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6 | mjames | 268 | MX_USART2_UART_Init(); |
2 | mjames | 269 | |
270 | /* USER CODE BEGIN 2 */ |
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271 | |||
9 | mjames | 272 | __HAL_RCC_SPI1_CLK_ENABLE() |
273 | ; // Temp sensor port |
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274 | __HAL_RCC_USART1_CLK_ENABLE() |
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275 | ; // PLX comms port |
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276 | __HAL_RCC_USART2_CLK_ENABLE() |
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277 | ; // Debug comms port |
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7 | mjames | 278 | |
9 | mjames | 279 | __HAL_RCC_ADC1_CLK_ENABLE() |
280 | ; // enable the ADC |
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7 | mjames | 281 | |
9 | mjames | 282 | __HAL_RCC_TIM6_CLK_ENABLE() |
283 | ; |
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12 | mjames | 284 | __HAL_RCC_TIM2_CLK_ENABLE(); |
7 | mjames | 285 | |
9 | mjames | 286 | ConfigureDMA(); |
12 | mjames | 287 | HAL_ADC_Start_DMA(&hadc, ADC_Samples, 6); |
8 | mjames | 288 | |
7 | mjames | 289 | /* setup the USART control blocks */ |
290 | init_usart_ctl(&uc1, huart1.Instance); |
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291 | init_usart_ctl(&uc2, huart2.Instance); |
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292 | |||
293 | EnableSerialRxInterrupt(&uc1); |
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294 | EnableSerialRxInterrupt(&uc2); |
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295 | |||
9 | mjames | 296 | HAL_TIM_Base_Start_IT(&htim6); |
12 | mjames | 297 | HAL_TIM_Base_Start(&htim2); |
8 | mjames | 298 | |
12 | mjames | 299 | __HAL_TIM_ENABLE_IT(&htim2, TIM_IT_CC1); |
7 | mjames | 300 | |
12 | mjames | 301 | |
2 | mjames | 302 | /* USER CODE END 2 */ |
303 | |||
304 | /* Infinite loop */ |
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305 | /* USER CODE BEGIN WHILE */ |
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9 | mjames | 306 | while (1) { |
2 | mjames | 307 | /* USER CODE END WHILE */ |
308 | |||
309 | /* USER CODE BEGIN 3 */ |
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9 | mjames | 310 | // check to see if we have any incoming data, copy and append if so, if no data then create our own frames. |
311 | int c; |
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312 | char send = 0; |
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2 | mjames | 313 | |
9 | mjames | 314 | // poll the input for a stop bit or timeout |
315 | if(PollSerial(&uc1)) |
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316 | { |
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317 | c = GetCharSerial(&uc1); |
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318 | if (c != PLX_Stop) |
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319 | { |
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320 | PutCharSerial(&uc1,c); // echo all but the stop bit |
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321 | } else { // must be a stop character |
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322 | send = 1; // start our sending process. |
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323 | } |
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324 | } |
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325 | |||
326 | // sort out auto-sending |
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327 | if (TimerFlag) |
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328 | { |
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10 | mjames | 329 | TimerFlag = 0; |
9 | mjames | 330 | if (NoSerialIn) |
331 | { |
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332 | PutCharSerial(&uc1,PLX_Start); |
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333 | send = 1; |
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334 | } |
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335 | } |
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336 | if (send) |
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337 | { |
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338 | send = 0; |
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339 | |||
12 | mjames | 340 | uint16_t val; |
341 | val = __HAL_TIM_GET_COUNTER(&htim2); |
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342 | PutCharSerial(&uc2,(val&31) + 32); |
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343 | |||
344 | // send the observations |
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9 | mjames | 345 | ProcessRPM(0); |
346 | ProcessCHT(0); |
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12 | mjames | 347 | ProcessBatteryVoltage(0); |
348 | ProcessBatteryVoltage(1); |
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9 | mjames | 349 | |
350 | PutCharSerial(&uc1,PLX_Stop); |
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351 | } |
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352 | |||
353 | } |
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2 | mjames | 354 | /* USER CODE END 3 */ |
355 | |||
356 | } |
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357 | |||
358 | /** System Clock Configuration |
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359 | */ |
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360 | void SystemClock_Config(void) |
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361 | { |
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362 | |||
363 | RCC_OscInitTypeDef RCC_OscInitStruct; |
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364 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
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365 | |||
366 | __HAL_RCC_PWR_CLK_ENABLE(); |
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367 | |||
368 | __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); |
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369 | |||
370 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
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371 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
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372 | RCC_OscInitStruct.HSICalibrationValue = 16; |
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373 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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374 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; |
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375 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6; |
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376 | RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3; |
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377 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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378 | { |
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379 | Error_Handler(); |
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380 | } |
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381 | |||
382 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
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383 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
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384 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
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385 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
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386 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; |
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387 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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388 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) |
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389 | { |
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390 | Error_Handler(); |
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391 | } |
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392 | |||
393 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
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394 | |||
395 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
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396 | |||
397 | /* SysTick_IRQn interrupt configuration */ |
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398 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
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399 | } |
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400 | |||
401 | /* ADC init function */ |
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402 | static void MX_ADC_Init(void) |
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403 | { |
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404 | |||
405 | ADC_ChannelConfTypeDef sConfig; |
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406 | |||
407 | /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion) |
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408 | */ |
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409 | hadc.Instance = ADC1; |
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410 | hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1; |
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411 | hadc.Init.Resolution = ADC_RESOLUTION_12B; |
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412 | hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT; |
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413 | hadc.Init.ScanConvMode = ADC_SCAN_ENABLE; |
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414 | hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV; |
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415 | hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE; |
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416 | hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE; |
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417 | hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A; |
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418 | hadc.Init.ContinuousConvMode = DISABLE; |
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419 | hadc.Init.NbrOfConversion = 6; |
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420 | hadc.Init.DiscontinuousConvMode = DISABLE; |
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421 | hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO; |
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422 | hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING; |
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423 | hadc.Init.DMAContinuousRequests = DISABLE; |
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424 | if (HAL_ADC_Init(&hadc) != HAL_OK) |
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425 | { |
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426 | Error_Handler(); |
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427 | } |
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428 | |||
429 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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430 | */ |
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6 | mjames | 431 | sConfig.Channel = ADC_CHANNEL_10; |
2 | mjames | 432 | sConfig.Rank = 1; |
433 | sConfig.SamplingTime = ADC_SAMPLETIME_4CYCLES; |
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434 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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435 | { |
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436 | Error_Handler(); |
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437 | } |
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438 | |||
439 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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440 | */ |
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6 | mjames | 441 | sConfig.Channel = ADC_CHANNEL_11; |
2 | mjames | 442 | sConfig.Rank = 2; |
443 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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444 | { |
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445 | Error_Handler(); |
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446 | } |
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447 | |||
448 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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449 | */ |
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6 | mjames | 450 | sConfig.Channel = ADC_CHANNEL_12; |
2 | mjames | 451 | sConfig.Rank = 3; |
452 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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453 | { |
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454 | Error_Handler(); |
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455 | } |
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456 | |||
457 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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458 | */ |
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6 | mjames | 459 | sConfig.Channel = ADC_CHANNEL_13; |
2 | mjames | 460 | sConfig.Rank = 4; |
461 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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462 | { |
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463 | Error_Handler(); |
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464 | } |
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465 | |||
466 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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467 | */ |
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468 | sConfig.Channel = ADC_CHANNEL_TEMPSENSOR; |
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469 | sConfig.Rank = 5; |
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470 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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471 | { |
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472 | Error_Handler(); |
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473 | } |
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474 | |||
475 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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476 | */ |
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477 | sConfig.Channel = ADC_CHANNEL_VREFINT; |
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478 | sConfig.Rank = 6; |
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479 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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480 | { |
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481 | Error_Handler(); |
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482 | } |
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483 | |||
484 | } |
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485 | |||
486 | /* SPI1 init function */ |
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487 | static void MX_SPI1_Init(void) |
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488 | { |
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489 | |||
490 | hspi1.Instance = SPI1; |
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491 | hspi1.Init.Mode = SPI_MODE_MASTER; |
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3 | mjames | 492 | hspi1.Init.Direction = SPI_DIRECTION_2LINES; |
2 | mjames | 493 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
494 | hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; |
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495 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
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496 | hspi1.Init.NSS = SPI_NSS_SOFT; |
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10 | mjames | 497 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32; |
2 | mjames | 498 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
499 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
||
500 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
||
501 | hspi1.Init.CRCPolynomial = 10; |
||
502 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
||
503 | { |
||
504 | Error_Handler(); |
||
505 | } |
||
506 | |||
507 | } |
||
508 | |||
509 | /* TIM2 init function */ |
||
510 | static void MX_TIM2_Init(void) |
||
511 | { |
||
512 | |||
12 | mjames | 513 | TIM_ClockConfigTypeDef sClockSourceConfig; |
2 | mjames | 514 | TIM_MasterConfigTypeDef sMasterConfig; |
515 | TIM_IC_InitTypeDef sConfigIC; |
||
516 | TIM_OC_InitTypeDef sConfigOC; |
||
517 | |||
518 | htim2.Instance = TIM2; |
||
519 | htim2.Init.Prescaler = 320; |
||
520 | htim2.Init.CounterMode = TIM_COUNTERMODE_UP; |
||
12 | mjames | 521 | htim2.Init.Period = 0xFFFF; |
2 | mjames | 522 | htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; |
12 | mjames | 523 | if (HAL_TIM_Base_Init(&htim2) != HAL_OK) |
524 | { |
||
525 | Error_Handler(); |
||
526 | } |
||
527 | |||
528 | sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL; |
||
529 | if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK) |
||
530 | { |
||
531 | Error_Handler(); |
||
532 | } |
||
533 | |||
2 | mjames | 534 | if (HAL_TIM_IC_Init(&htim2) != HAL_OK) |
535 | { |
||
536 | Error_Handler(); |
||
537 | } |
||
538 | |||
539 | if (HAL_TIM_OC_Init(&htim2) != HAL_OK) |
||
540 | { |
||
541 | Error_Handler(); |
||
542 | } |
||
543 | |||
544 | if (HAL_TIM_PWM_Init(&htim2) != HAL_OK) |
||
545 | { |
||
546 | Error_Handler(); |
||
547 | } |
||
548 | |||
549 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; |
||
550 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
||
551 | if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK) |
||
552 | { |
||
553 | Error_Handler(); |
||
554 | } |
||
555 | |||
556 | sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING; |
||
557 | sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI; |
||
558 | sConfigIC.ICPrescaler = TIM_ICPSC_DIV1; |
||
559 | sConfigIC.ICFilter = 0; |
||
560 | if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK) |
||
561 | { |
||
562 | Error_Handler(); |
||
563 | } |
||
564 | |||
565 | if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK) |
||
566 | { |
||
567 | Error_Handler(); |
||
568 | } |
||
569 | |||
570 | sConfigOC.OCMode = TIM_OCMODE_TIMING; |
||
571 | sConfigOC.Pulse = 0; |
||
572 | sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH; |
||
573 | sConfigOC.OCFastMode = TIM_OCFAST_DISABLE; |
||
574 | if (HAL_TIM_OC_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK) |
||
575 | { |
||
576 | Error_Handler(); |
||
577 | } |
||
578 | |||
579 | sConfigOC.OCMode = TIM_OCMODE_PWM1; |
||
580 | if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4) != HAL_OK) |
||
581 | { |
||
582 | Error_Handler(); |
||
583 | } |
||
584 | |||
585 | HAL_TIM_MspPostInit(&htim2); |
||
586 | |||
587 | } |
||
588 | |||
589 | /* TIM6 init function */ |
||
590 | static void MX_TIM6_Init(void) |
||
591 | { |
||
592 | |||
593 | TIM_MasterConfigTypeDef sMasterConfig; |
||
594 | |||
595 | htim6.Instance = TIM6; |
||
596 | htim6.Init.Prescaler = 3200; |
||
597 | htim6.Init.CounterMode = TIM_COUNTERMODE_UP; |
||
598 | htim6.Init.Period = 1000; |
||
599 | if (HAL_TIM_Base_Init(&htim6) != HAL_OK) |
||
600 | { |
||
601 | Error_Handler(); |
||
602 | } |
||
603 | |||
604 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; |
||
605 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
||
606 | if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK) |
||
607 | { |
||
608 | Error_Handler(); |
||
609 | } |
||
610 | |||
611 | } |
||
612 | |||
613 | /* USART1 init function */ |
||
614 | static void MX_USART1_UART_Init(void) |
||
615 | { |
||
616 | |||
617 | huart1.Instance = USART1; |
||
618 | huart1.Init.BaudRate = 19200; |
||
619 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
620 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
621 | huart1.Init.Parity = UART_PARITY_NONE; |
||
622 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
623 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
624 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
625 | if (HAL_UART_Init(&huart1) != HAL_OK) |
||
626 | { |
||
627 | Error_Handler(); |
||
628 | } |
||
629 | |||
630 | } |
||
631 | |||
6 | mjames | 632 | /* USART2 init function */ |
633 | static void MX_USART2_UART_Init(void) |
||
634 | { |
||
635 | |||
636 | huart2.Instance = USART2; |
||
637 | huart2.Init.BaudRate = 115200; |
||
638 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
639 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
640 | huart2.Init.Parity = UART_PARITY_NONE; |
||
641 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
642 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
643 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
644 | if (HAL_UART_Init(&huart2) != HAL_OK) |
||
645 | { |
||
646 | Error_Handler(); |
||
647 | } |
||
648 | |||
649 | } |
||
650 | |||
651 | /** |
||
652 | * Enable DMA controller clock |
||
653 | */ |
||
654 | static void MX_DMA_Init(void) |
||
655 | { |
||
656 | /* DMA controller clock enable */ |
||
657 | __HAL_RCC_DMA1_CLK_ENABLE(); |
||
658 | |||
659 | /* DMA interrupt init */ |
||
660 | /* DMA1_Channel1_IRQn interrupt configuration */ |
||
661 | HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0); |
||
662 | HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn); |
||
663 | |||
664 | } |
||
665 | |||
2 | mjames | 666 | /** Configure pins as |
667 | * Analog |
||
668 | * Input |
||
669 | * Output |
||
670 | * EVENT_OUT |
||
671 | * EXTI |
||
5 | mjames | 672 | * Free pins are configured automatically as Analog (this feature is enabled through |
673 | * the Code Generation settings) |
||
2 | mjames | 674 | */ |
675 | static void MX_GPIO_Init(void) |
||
676 | { |
||
677 | |||
678 | GPIO_InitTypeDef GPIO_InitStruct; |
||
679 | |||
680 | /* GPIO Ports Clock Enable */ |
||
5 | mjames | 681 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
682 | __HAL_RCC_GPIOH_CLK_ENABLE(); |
||
2 | mjames | 683 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
684 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
5 | mjames | 685 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
2 | mjames | 686 | |
6 | mjames | 687 | /*Configure GPIO pins : PC13 PC14 PC15 PC6 |
5 | mjames | 688 | PC7 PC8 PC9 PC10 |
689 | PC11 PC12 */ |
||
6 | mjames | 690 | GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6 |
5 | mjames | 691 | |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |
692 | |GPIO_PIN_11|GPIO_PIN_12; |
||
693 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
694 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
695 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
2 | mjames | 696 | |
5 | mjames | 697 | /*Configure GPIO pins : PH0 PH1 */ |
698 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; |
||
699 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
700 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
701 | HAL_GPIO_Init(GPIOH, &GPIO_InitStruct); |
||
3 | mjames | 702 | |
6 | mjames | 703 | /*Configure GPIO pins : PA0 PA1 PA8 PA11 |
7 | mjames | 704 | PA12 */ |
6 | mjames | 705 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11 |
7 | mjames | 706 | |GPIO_PIN_12; |
6 | mjames | 707 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
708 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
709 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
||
710 | |||
7 | mjames | 711 | /*Configure GPIO pin : LED_Blink_Pin */ |
712 | GPIO_InitStruct.Pin = LED_Blink_Pin; |
||
2 | mjames | 713 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
714 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
7 | mjames | 715 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
716 | HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct); |
||
2 | mjames | 717 | |
3 | mjames | 718 | /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */ |
719 | GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin; |
||
720 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
||
721 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
722 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
723 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
724 | |||
7 | mjames | 725 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */ |
726 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin; |
||
3 | mjames | 727 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
728 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
729 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
7 | mjames | 730 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
3 | mjames | 731 | |
7 | mjames | 732 | /*Configure GPIO pins : PB2 PB12 PB13 PB14 |
733 | PB15 PB4 PB5 PB6 |
||
734 | PB7 PB8 PB9 */ |
||
735 | GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14 |
||
736 | |GPIO_PIN_15|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6 |
||
737 | |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9; |
||
5 | mjames | 738 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
739 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
740 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
741 | |||
742 | /*Configure GPIO pin : PD2 */ |
||
743 | GPIO_InitStruct.Pin = GPIO_PIN_2; |
||
744 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
745 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
746 | HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); |
||
747 | |||
748 | /*Configure GPIO pin Output Level */ |
||
7 | mjames | 749 | HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET); |
5 | mjames | 750 | |
751 | /*Configure GPIO pin Output Level */ |
||
7 | mjames | 752 | HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET); |
5 | mjames | 753 | |
754 | /*Configure GPIO pin Output Level */ |
||
7 | mjames | 755 | HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET); |
756 | |||
757 | /*Configure GPIO pin Output Level */ |
||
5 | mjames | 758 | HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET); |
759 | |||
7 | mjames | 760 | /*Configure GPIO pin Output Level */ |
761 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
||
762 | |||
2 | mjames | 763 | } |
764 | |||
765 | /* USER CODE BEGIN 4 */ |
||
766 | |||
767 | /* USER CODE END 4 */ |
||
768 | |||
769 | /** |
||
770 | * @brief This function is executed in case of error occurrence. |
||
771 | * @param None |
||
772 | * @retval None |
||
773 | */ |
||
774 | void Error_Handler(void) |
||
775 | { |
||
776 | /* USER CODE BEGIN Error_Handler */ |
||
9 | mjames | 777 | /* User can add his own implementation to report the HAL error return state */ |
778 | while (1) { |
||
779 | } |
||
2 | mjames | 780 | /* USER CODE END Error_Handler */ |
781 | } |
||
782 | |||
783 | #ifdef USE_FULL_ASSERT |
||
784 | |||
785 | /** |
||
786 | * @brief Reports the name of the source file and the source line number |
||
787 | * where the assert_param error has occurred. |
||
788 | * @param file: pointer to the source file name |
||
789 | * @param line: assert_param error line source number |
||
790 | * @retval None |
||
791 | */ |
||
792 | void assert_failed(uint8_t* file, uint32_t line) |
||
793 | { |
||
794 | /* USER CODE BEGIN 6 */ |
||
9 | mjames | 795 | /* User can add his own implementation to report the file name and line number, |
796 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
2 | mjames | 797 | /* USER CODE END 6 */ |
798 | |||
799 | } |
||
800 | |||
801 | #endif |
||
802 | |||
803 | /** |
||
804 | * @} |
||
805 | */ |
||
806 | |||
807 | /** |
||
808 | * @} |
||
809 | */ |
||
810 | |||
811 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |