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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 |
14 | mjames | 71 | uint16_t 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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13 | mjames | 94 | static void MX_USART2_UART_Init(void); |
2 | mjames | 95 | static void MX_USART1_UART_Init(void); |
96 | |||
97 | /* USER CODE BEGIN PFP */ |
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98 | /* Private function prototypes -----------------------------------------------*/ |
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99 | |||
9 | mjames | 100 | /* USER CODE END PFP */ |
7 | mjames | 101 | |
9 | mjames | 102 | /* USER CODE BEGIN 0 */ |
7 | mjames | 103 | |
9 | mjames | 104 | void plx_sendword(int x) { |
105 | PutCharSerial(&uc1, ((x) >> 6) & 0x3F); |
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106 | PutCharSerial(&uc1, (x) & 0x3F); |
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107 | } |
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2 | mjames | 108 | |
9 | mjames | 109 | void ProcessRPM(int instance) { |
110 | // compute the timer values |
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111 | // snapshot timers |
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112 | unsigned long RPM_Pulsewidth; |
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113 | unsigned long RPM_Count_Val; |
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114 | __disable_irq(); // copy the counter value |
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115 | RPM_Count_Val = RPM_Count; |
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116 | __enable_irq(); |
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117 | // do calculations |
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118 | // if there is only one entry, cannot get difference |
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119 | if (RPM_Count_Latch != RPM_Count_Val) { |
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120 | while (1) { |
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121 | unsigned int base_time; |
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122 | unsigned int new_time; |
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123 | // if we are at N-1, stop. |
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124 | unsigned int next_count = RPM_Count_Latch + 1; |
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125 | if (next_count == RPM_SAMPLES) { |
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126 | next_count = 0; |
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127 | } |
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128 | if (next_count == RPM_Count_Val) { |
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129 | break; |
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130 | } |
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131 | base_time = RPM_Time[RPM_Count_Latch]; |
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132 | new_time = RPM_Time[next_count]; |
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133 | RPM_Count_Latch = next_count; |
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134 | if (new_time > base_time) { |
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135 | RPM_Pulsewidth = new_time - base_time; // not wrapped |
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136 | } else { |
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13 | mjames | 137 | RPM_Pulsewidth = new_time - base_time + 65536; // deal with wrapping |
9 | mjames | 138 | } |
2 | mjames | 139 | |
9 | mjames | 140 | RPM_Diff += RPM_Pulsewidth; |
141 | // need to check if this is a long pulse. If it is, keep the answer |
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142 | if (RPM_Pulsewidth > BREAKER_MIN) { |
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143 | RPM_Pulsecount++; // count one pulse |
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144 | RPM_FilteredWidth += RPM_Diff; // add its width to the accumulator |
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145 | RPM_Diff = 0; // reset accumulator of all the narrow widths |
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146 | } |
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147 | } |
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148 | |||
149 | } |
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150 | |||
151 | if (RPM_Pulsecount > 0) { |
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152 | |||
153 | // now have time for N pulses in clocks |
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154 | // need to scale by 19.55: one unit is 19.55 RPM |
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155 | // 1Hz is 60 RPM |
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156 | Coded_RPM = (30.0 / 19.55 * RPM_Pulsecount * RPM_COUNT_RATE) |
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157 | / (RPM_FilteredWidth) + 0.5; |
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158 | #if !defined MY_DEBUG |
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159 | // reset here unless we want to debug |
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160 | RPM_Pulsecount = 0; |
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161 | RPM_FilteredWidth = 0; |
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162 | #endif |
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163 | } |
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164 | |||
165 | // send the current RPM calculation |
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166 | plx_sendword(PLX_RPM); |
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167 | PutCharSerial(&uc1, instance); |
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168 | plx_sendword(Coded_RPM); |
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169 | } |
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170 | |||
11 | mjames | 171 | uint8_t CHT_Timer = 0; |
9 | mjames | 172 | |
173 | // this uses a MAX6675 which is a simple 16 bit read |
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174 | // SPI is configured for 8 bits so I can use an OLED display if I need it |
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11 | mjames | 175 | // must wait > 0.22 seconds between conversion attempts as this is the measurement time |
176 | // |
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9 | mjames | 177 | void ProcessCHT(int instance) |
178 | { |
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179 | uint8_t buffer[2]; |
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11 | mjames | 180 | CHT_Timer++; |
181 | if(CHT_Timer >= 3) // every 300 milliseconds |
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182 | |||
183 | { |
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184 | CHT_Timer=0; |
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185 | |||
9 | mjames | 186 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_RESET); |
187 | |||
188 | |||
11 | mjames | 189 | HAL_Delay(1); |
190 | |||
9 | mjames | 191 | HAL_SPI_Receive(&hspi1, buffer, 2, 2); |
192 | |||
193 | |||
194 | |||
195 | uint16_t obs = (buffer[0]<<8)| buffer[1]; |
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196 | |||
197 | uint8_t good = (obs & 4)==0; |
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198 | if(good) |
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199 | { |
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10 | mjames | 200 | Coded_CHT = obs>>5; |
9 | mjames | 201 | } |
10 | mjames | 202 | else |
203 | { |
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204 | Coded_CHT= 1000; // signal fail |
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205 | } |
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11 | mjames | 206 | } |
207 | |||
9 | mjames | 208 | plx_sendword(PLX_EGT); |
209 | PutCharSerial(&uc1, instance); |
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210 | plx_sendword(Coded_CHT); |
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12 | mjames | 211 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
9 | mjames | 212 | |
213 | } |
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214 | |||
12 | mjames | 215 | void ProcessBatteryVoltage(int instance) |
216 | { |
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217 | plx_sendword(PLX_Volts); |
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218 | PutCharSerial(&uc1, instance); |
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219 | plx_sendword(ADC_Samples[instance]); |
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220 | |||
221 | |||
222 | |||
223 | } |
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224 | |||
225 | |||
2 | mjames | 226 | /* USER CODE END 0 */ |
227 | |||
228 | int main(void) |
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229 | { |
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230 | |||
231 | /* USER CODE BEGIN 1 */ |
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232 | |||
233 | /* USER CODE END 1 */ |
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234 | |||
235 | /* MCU Configuration----------------------------------------------------------*/ |
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236 | |||
237 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
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238 | HAL_Init(); |
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239 | |||
240 | /* Configure the system clock */ |
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241 | SystemClock_Config(); |
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242 | |||
243 | /* Initialize all configured peripherals */ |
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244 | MX_GPIO_Init(); |
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6 | mjames | 245 | MX_DMA_Init(); |
2 | mjames | 246 | MX_ADC_Init(); |
247 | MX_SPI1_Init(); |
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248 | MX_TIM2_Init(); |
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249 | MX_TIM6_Init(); |
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13 | mjames | 250 | MX_USART2_UART_Init(); |
2 | mjames | 251 | MX_USART1_UART_Init(); |
252 | |||
253 | /* USER CODE BEGIN 2 */ |
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13 | mjames | 254 | HAL_MspInit(); |
2 | mjames | 255 | |
13 | mjames | 256 | // Not using HAL USART code |
9 | mjames | 257 | __HAL_RCC_USART1_CLK_ENABLE() |
258 | ; // PLX comms port |
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259 | __HAL_RCC_USART2_CLK_ENABLE() |
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260 | ; // Debug comms port |
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7 | mjames | 261 | /* setup the USART control blocks */ |
262 | init_usart_ctl(&uc1, huart1.Instance); |
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263 | init_usart_ctl(&uc2, huart2.Instance); |
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264 | |||
265 | EnableSerialRxInterrupt(&uc1); |
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266 | EnableSerialRxInterrupt(&uc2); |
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267 | |||
13 | mjames | 268 | |
269 | HAL_SPI_MspInit(&hspi1); |
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270 | |||
271 | HAL_ADC_MspInit(&hadc); |
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14 | mjames | 272 | |
13 | mjames | 273 | HAL_ADC_Start_DMA(&hadc, ADC_Samples, 6); |
274 | |||
14 | mjames | 275 | HAL_ADC_Start_IT(&hadc); |
13 | mjames | 276 | |
277 | HAL_TIM_Base_MspInit(&htim6); |
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9 | mjames | 278 | HAL_TIM_Base_Start_IT(&htim6); |
13 | mjames | 279 | |
280 | // initialise all the STMCubeMX stuff |
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281 | HAL_TIM_Base_MspInit(&htim2); |
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282 | // Start the counter |
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12 | mjames | 283 | HAL_TIM_Base_Start(&htim2); |
13 | mjames | 284 | // Start the input capture and the interrupt |
285 | HAL_TIM_IC_Start_IT(&htim2,TIM_CHANNEL_1); |
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8 | mjames | 286 | |
7 | mjames | 287 | |
2 | mjames | 288 | /* USER CODE END 2 */ |
289 | |||
290 | /* Infinite loop */ |
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291 | /* USER CODE BEGIN WHILE */ |
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9 | mjames | 292 | while (1) { |
2 | mjames | 293 | /* USER CODE END WHILE */ |
294 | |||
295 | /* USER CODE BEGIN 3 */ |
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9 | mjames | 296 | // check to see if we have any incoming data, copy and append if so, if no data then create our own frames. |
297 | int c; |
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298 | char send = 0; |
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2 | mjames | 299 | |
9 | mjames | 300 | // poll the input for a stop bit or timeout |
301 | if(PollSerial(&uc1)) |
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302 | { |
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303 | c = GetCharSerial(&uc1); |
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304 | if (c != PLX_Stop) |
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305 | { |
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306 | PutCharSerial(&uc1,c); // echo all but the stop bit |
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307 | } else { // must be a stop character |
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308 | send = 1; // start our sending process. |
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309 | } |
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310 | } |
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311 | |||
312 | // sort out auto-sending |
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313 | if (TimerFlag) |
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314 | { |
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10 | mjames | 315 | TimerFlag = 0; |
9 | mjames | 316 | if (NoSerialIn) |
317 | { |
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318 | PutCharSerial(&uc1,PLX_Start); |
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319 | send = 1; |
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320 | } |
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321 | } |
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322 | if (send) |
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323 | { |
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324 | send = 0; |
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325 | |||
12 | mjames | 326 | uint16_t val; |
13 | mjames | 327 | val = __HAL_TIM_GET_COMPARE(&htim2,TIM_CHANNEL_1); |
12 | mjames | 328 | PutCharSerial(&uc2,(val&31) + 32); |
329 | |||
13 | mjames | 330 | |
331 | |||
12 | mjames | 332 | // send the observations |
9 | mjames | 333 | ProcessRPM(0); |
334 | ProcessCHT(0); |
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14 | mjames | 335 | ProcessBatteryVoltage(3); |
336 | ProcessBatteryVoltage(1); |
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9 | mjames | 337 | |
338 | PutCharSerial(&uc1,PLX_Stop); |
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339 | } |
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340 | |||
341 | } |
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2 | mjames | 342 | /* USER CODE END 3 */ |
343 | |||
344 | } |
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345 | |||
346 | /** System Clock Configuration |
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347 | */ |
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348 | void SystemClock_Config(void) |
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349 | { |
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350 | |||
351 | RCC_OscInitTypeDef RCC_OscInitStruct; |
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352 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
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353 | |||
354 | __HAL_RCC_PWR_CLK_ENABLE(); |
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355 | |||
356 | __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); |
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357 | |||
358 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
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359 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
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360 | RCC_OscInitStruct.HSICalibrationValue = 16; |
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361 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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362 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; |
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363 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6; |
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364 | RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3; |
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365 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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366 | { |
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367 | Error_Handler(); |
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368 | } |
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369 | |||
370 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
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371 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
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372 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
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373 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
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374 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; |
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375 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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376 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) |
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377 | { |
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378 | Error_Handler(); |
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379 | } |
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380 | |||
381 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
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382 | |||
383 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
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384 | |||
385 | /* SysTick_IRQn interrupt configuration */ |
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386 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
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387 | } |
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388 | |||
389 | /* ADC init function */ |
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390 | static void MX_ADC_Init(void) |
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391 | { |
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392 | |||
393 | ADC_ChannelConfTypeDef sConfig; |
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394 | |||
395 | /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion) |
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396 | */ |
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397 | hadc.Instance = ADC1; |
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398 | hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1; |
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399 | hadc.Init.Resolution = ADC_RESOLUTION_12B; |
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400 | hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT; |
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401 | hadc.Init.ScanConvMode = ADC_SCAN_ENABLE; |
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402 | hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV; |
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403 | hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE; |
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404 | hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE; |
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405 | hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A; |
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406 | hadc.Init.ContinuousConvMode = DISABLE; |
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407 | hadc.Init.NbrOfConversion = 6; |
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408 | hadc.Init.DiscontinuousConvMode = DISABLE; |
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409 | hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO; |
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410 | hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING; |
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14 | mjames | 411 | hadc.Init.DMAContinuousRequests = ENABLE; |
2 | mjames | 412 | if (HAL_ADC_Init(&hadc) != HAL_OK) |
413 | { |
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414 | Error_Handler(); |
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415 | } |
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416 | |||
417 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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418 | */ |
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6 | mjames | 419 | sConfig.Channel = ADC_CHANNEL_10; |
2 | mjames | 420 | sConfig.Rank = 1; |
14 | mjames | 421 | sConfig.SamplingTime = ADC_SAMPLETIME_24CYCLES; |
2 | mjames | 422 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
423 | { |
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424 | Error_Handler(); |
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425 | } |
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426 | |||
427 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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428 | */ |
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6 | mjames | 429 | sConfig.Channel = ADC_CHANNEL_11; |
2 | mjames | 430 | sConfig.Rank = 2; |
431 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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432 | { |
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433 | Error_Handler(); |
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434 | } |
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435 | |||
436 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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437 | */ |
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6 | mjames | 438 | sConfig.Channel = ADC_CHANNEL_12; |
2 | mjames | 439 | sConfig.Rank = 3; |
440 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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441 | { |
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442 | Error_Handler(); |
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443 | } |
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444 | |||
445 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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446 | */ |
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6 | mjames | 447 | sConfig.Channel = ADC_CHANNEL_13; |
2 | mjames | 448 | sConfig.Rank = 4; |
449 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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450 | { |
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451 | Error_Handler(); |
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452 | } |
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453 | |||
454 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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455 | */ |
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456 | sConfig.Channel = ADC_CHANNEL_TEMPSENSOR; |
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457 | sConfig.Rank = 5; |
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458 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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459 | { |
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460 | Error_Handler(); |
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461 | } |
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462 | |||
463 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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464 | */ |
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465 | sConfig.Channel = ADC_CHANNEL_VREFINT; |
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466 | sConfig.Rank = 6; |
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467 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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468 | { |
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469 | Error_Handler(); |
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470 | } |
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471 | |||
472 | } |
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473 | |||
474 | /* SPI1 init function */ |
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475 | static void MX_SPI1_Init(void) |
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476 | { |
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477 | |||
478 | hspi1.Instance = SPI1; |
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479 | hspi1.Init.Mode = SPI_MODE_MASTER; |
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3 | mjames | 480 | hspi1.Init.Direction = SPI_DIRECTION_2LINES; |
2 | mjames | 481 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
482 | hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; |
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483 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
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484 | hspi1.Init.NSS = SPI_NSS_SOFT; |
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10 | mjames | 485 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32; |
2 | mjames | 486 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
487 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
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488 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
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489 | hspi1.Init.CRCPolynomial = 10; |
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490 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
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491 | { |
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492 | Error_Handler(); |
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493 | } |
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494 | |||
495 | } |
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496 | |||
497 | /* TIM2 init function */ |
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498 | static void MX_TIM2_Init(void) |
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499 | { |
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500 | |||
12 | mjames | 501 | TIM_ClockConfigTypeDef sClockSourceConfig; |
2 | mjames | 502 | TIM_MasterConfigTypeDef sMasterConfig; |
503 | TIM_IC_InitTypeDef sConfigIC; |
||
504 | |||
505 | htim2.Instance = TIM2; |
||
506 | htim2.Init.Prescaler = 320; |
||
507 | htim2.Init.CounterMode = TIM_COUNTERMODE_UP; |
||
13 | mjames | 508 | htim2.Init.Period = 65535; |
2 | mjames | 509 | htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; |
12 | mjames | 510 | if (HAL_TIM_Base_Init(&htim2) != HAL_OK) |
511 | { |
||
512 | Error_Handler(); |
||
513 | } |
||
514 | |||
515 | sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL; |
||
516 | if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK) |
||
517 | { |
||
518 | Error_Handler(); |
||
519 | } |
||
520 | |||
2 | mjames | 521 | if (HAL_TIM_IC_Init(&htim2) != HAL_OK) |
522 | { |
||
523 | Error_Handler(); |
||
524 | } |
||
525 | |||
13 | mjames | 526 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; |
2 | mjames | 527 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
528 | if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK) |
||
529 | { |
||
530 | Error_Handler(); |
||
531 | } |
||
532 | |||
533 | sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING; |
||
534 | sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI; |
||
535 | sConfigIC.ICPrescaler = TIM_ICPSC_DIV1; |
||
536 | sConfigIC.ICFilter = 0; |
||
537 | if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK) |
||
538 | { |
||
539 | Error_Handler(); |
||
540 | } |
||
541 | |||
542 | } |
||
543 | |||
544 | /* TIM6 init function */ |
||
545 | static void MX_TIM6_Init(void) |
||
546 | { |
||
547 | |||
548 | TIM_MasterConfigTypeDef sMasterConfig; |
||
549 | |||
550 | htim6.Instance = TIM6; |
||
13 | mjames | 551 | htim6.Init.Prescaler = 320; |
2 | mjames | 552 | htim6.Init.CounterMode = TIM_COUNTERMODE_UP; |
13 | mjames | 553 | htim6.Init.Period = 9999; |
2 | mjames | 554 | if (HAL_TIM_Base_Init(&htim6) != HAL_OK) |
555 | { |
||
556 | Error_Handler(); |
||
557 | } |
||
558 | |||
559 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; |
||
560 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
||
561 | if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK) |
||
562 | { |
||
563 | Error_Handler(); |
||
564 | } |
||
565 | |||
566 | } |
||
567 | |||
568 | /* USART1 init function */ |
||
569 | static void MX_USART1_UART_Init(void) |
||
570 | { |
||
571 | |||
572 | huart1.Instance = USART1; |
||
573 | huart1.Init.BaudRate = 19200; |
||
574 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
575 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
576 | huart1.Init.Parity = UART_PARITY_NONE; |
||
577 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
578 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
579 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
580 | if (HAL_UART_Init(&huart1) != HAL_OK) |
||
581 | { |
||
582 | Error_Handler(); |
||
583 | } |
||
584 | |||
585 | } |
||
586 | |||
6 | mjames | 587 | /* USART2 init function */ |
588 | static void MX_USART2_UART_Init(void) |
||
589 | { |
||
590 | |||
591 | huart2.Instance = USART2; |
||
592 | huart2.Init.BaudRate = 115200; |
||
593 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
594 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
595 | huart2.Init.Parity = UART_PARITY_NONE; |
||
596 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
597 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
598 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
599 | if (HAL_UART_Init(&huart2) != HAL_OK) |
||
600 | { |
||
601 | Error_Handler(); |
||
602 | } |
||
603 | |||
604 | } |
||
605 | |||
606 | /** |
||
607 | * Enable DMA controller clock |
||
608 | */ |
||
609 | static void MX_DMA_Init(void) |
||
610 | { |
||
611 | /* DMA controller clock enable */ |
||
612 | __HAL_RCC_DMA1_CLK_ENABLE(); |
||
613 | |||
614 | /* DMA interrupt init */ |
||
615 | /* DMA1_Channel1_IRQn interrupt configuration */ |
||
616 | HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0); |
||
617 | HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn); |
||
618 | |||
619 | } |
||
620 | |||
2 | mjames | 621 | /** Configure pins as |
622 | * Analog |
||
623 | * Input |
||
624 | * Output |
||
625 | * EVENT_OUT |
||
626 | * EXTI |
||
5 | mjames | 627 | * Free pins are configured automatically as Analog (this feature is enabled through |
628 | * the Code Generation settings) |
||
2 | mjames | 629 | */ |
630 | static void MX_GPIO_Init(void) |
||
631 | { |
||
632 | |||
633 | GPIO_InitTypeDef GPIO_InitStruct; |
||
634 | |||
635 | /* GPIO Ports Clock Enable */ |
||
5 | mjames | 636 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
637 | __HAL_RCC_GPIOH_CLK_ENABLE(); |
||
2 | mjames | 638 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
639 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
5 | mjames | 640 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
2 | mjames | 641 | |
6 | mjames | 642 | /*Configure GPIO pins : PC13 PC14 PC15 PC6 |
5 | mjames | 643 | PC7 PC8 PC9 PC10 |
644 | PC11 PC12 */ |
||
6 | mjames | 645 | GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6 |
5 | mjames | 646 | |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |
647 | |GPIO_PIN_11|GPIO_PIN_12; |
||
648 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
649 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
650 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
2 | mjames | 651 | |
5 | mjames | 652 | /*Configure GPIO pins : PH0 PH1 */ |
653 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; |
||
654 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
655 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
656 | HAL_GPIO_Init(GPIOH, &GPIO_InitStruct); |
||
3 | mjames | 657 | |
6 | mjames | 658 | /*Configure GPIO pins : PA0 PA1 PA8 PA11 |
7 | mjames | 659 | PA12 */ |
6 | mjames | 660 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11 |
7 | mjames | 661 | |GPIO_PIN_12; |
6 | mjames | 662 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
663 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
664 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
||
665 | |||
7 | mjames | 666 | /*Configure GPIO pin : LED_Blink_Pin */ |
667 | GPIO_InitStruct.Pin = LED_Blink_Pin; |
||
2 | mjames | 668 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
669 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
7 | mjames | 670 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
671 | HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct); |
||
2 | mjames | 672 | |
3 | mjames | 673 | /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */ |
674 | GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin; |
||
675 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
||
676 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
677 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
678 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
679 | |||
7 | mjames | 680 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */ |
681 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin; |
||
3 | mjames | 682 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
683 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
684 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
7 | mjames | 685 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
3 | mjames | 686 | |
13 | mjames | 687 | /*Configure GPIO pins : PB2 PB10 PB11 PB12 |
688 | PB13 PB14 PB15 PB3 |
||
689 | PB4 PB5 PB6 PB7 |
||
690 | PB8 PB9 */ |
||
691 | GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12 |
||
692 | |GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_3 |
||
693 | |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7 |
||
694 | |GPIO_PIN_8|GPIO_PIN_9; |
||
5 | mjames | 695 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
696 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
697 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
698 | |||
699 | /*Configure GPIO pin : PD2 */ |
||
700 | GPIO_InitStruct.Pin = GPIO_PIN_2; |
||
701 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
702 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
703 | HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); |
||
704 | |||
705 | /*Configure GPIO pin Output Level */ |
||
7 | mjames | 706 | HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET); |
5 | mjames | 707 | |
708 | /*Configure GPIO pin Output Level */ |
||
7 | mjames | 709 | HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET); |
5 | mjames | 710 | |
711 | /*Configure GPIO pin Output Level */ |
||
7 | mjames | 712 | HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET); |
713 | |||
714 | /*Configure GPIO pin Output Level */ |
||
5 | mjames | 715 | HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET); |
716 | |||
7 | mjames | 717 | /*Configure GPIO pin Output Level */ |
718 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
||
719 | |||
2 | mjames | 720 | } |
721 | |||
722 | /* USER CODE BEGIN 4 */ |
||
723 | |||
724 | /* USER CODE END 4 */ |
||
725 | |||
726 | /** |
||
727 | * @brief This function is executed in case of error occurrence. |
||
728 | * @param None |
||
729 | * @retval None |
||
730 | */ |
||
731 | void Error_Handler(void) |
||
732 | { |
||
733 | /* USER CODE BEGIN Error_Handler */ |
||
9 | mjames | 734 | /* User can add his own implementation to report the HAL error return state */ |
735 | while (1) { |
||
736 | } |
||
2 | mjames | 737 | /* USER CODE END Error_Handler */ |
738 | } |
||
739 | |||
740 | #ifdef USE_FULL_ASSERT |
||
741 | |||
742 | /** |
||
743 | * @brief Reports the name of the source file and the source line number |
||
744 | * where the assert_param error has occurred. |
||
745 | * @param file: pointer to the source file name |
||
746 | * @param line: assert_param error line source number |
||
747 | * @retval None |
||
748 | */ |
||
749 | void assert_failed(uint8_t* file, uint32_t line) |
||
750 | { |
||
751 | /* USER CODE BEGIN 6 */ |
||
9 | mjames | 752 | /* User can add his own implementation to report the file name and line number, |
753 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
2 | mjames | 754 | /* USER CODE END 6 */ |
755 | |||
756 | } |
||
757 | |||
758 | #endif |
||
759 | |||
760 | /** |
||
761 | * @} |
||
762 | */ |
||
763 | |||
764 | /** |
||
765 | * @} |
||
766 | */ |
||
767 | |||
768 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |