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| Rev | Author | Line No. | Line |
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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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| 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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| 272 | HAL_ADC_Start_DMA(&hadc, ADC_Samples, 6); |
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| 273 | |||
| 274 | |||
| 275 | |||
| 276 | HAL_TIM_Base_MspInit(&htim6); |
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| 9 | mjames | 277 | HAL_TIM_Base_Start_IT(&htim6); |
| 13 | mjames | 278 | |
| 279 | // initialise all the STMCubeMX stuff |
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| 280 | HAL_TIM_Base_MspInit(&htim2); |
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| 281 | // Start the counter |
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| 12 | mjames | 282 | HAL_TIM_Base_Start(&htim2); |
| 13 | mjames | 283 | // Start the input capture and the interrupt |
| 284 | HAL_TIM_IC_Start_IT(&htim2,TIM_CHANNEL_1); |
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| 8 | mjames | 285 | |
| 7 | mjames | 286 | |
| 2 | mjames | 287 | /* USER CODE END 2 */ |
| 288 | |||
| 289 | /* Infinite loop */ |
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| 290 | /* USER CODE BEGIN WHILE */ |
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| 9 | mjames | 291 | while (1) { |
| 2 | mjames | 292 | /* USER CODE END WHILE */ |
| 293 | |||
| 294 | /* USER CODE BEGIN 3 */ |
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| 9 | mjames | 295 | // check to see if we have any incoming data, copy and append if so, if no data then create our own frames. |
| 296 | int c; |
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| 297 | char send = 0; |
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| 2 | mjames | 298 | |
| 9 | mjames | 299 | // poll the input for a stop bit or timeout |
| 300 | if(PollSerial(&uc1)) |
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| 301 | { |
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| 302 | c = GetCharSerial(&uc1); |
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| 303 | if (c != PLX_Stop) |
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| 304 | { |
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| 305 | PutCharSerial(&uc1,c); // echo all but the stop bit |
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| 306 | } else { // must be a stop character |
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| 307 | send = 1; // start our sending process. |
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| 308 | } |
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| 309 | } |
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| 310 | |||
| 311 | // sort out auto-sending |
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| 312 | if (TimerFlag) |
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| 313 | { |
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| 10 | mjames | 314 | TimerFlag = 0; |
| 9 | mjames | 315 | if (NoSerialIn) |
| 316 | { |
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| 317 | PutCharSerial(&uc1,PLX_Start); |
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| 318 | send = 1; |
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| 319 | } |
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| 320 | } |
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| 321 | if (send) |
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| 322 | { |
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| 323 | send = 0; |
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| 324 | |||
| 12 | mjames | 325 | uint16_t val; |
| 13 | mjames | 326 | val = __HAL_TIM_GET_COMPARE(&htim2,TIM_CHANNEL_1); |
| 12 | mjames | 327 | PutCharSerial(&uc2,(val&31) + 32); |
| 328 | |||
| 13 | mjames | 329 | |
| 330 | |||
| 12 | mjames | 331 | // send the observations |
| 9 | mjames | 332 | ProcessRPM(0); |
| 333 | ProcessCHT(0); |
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| 13 | mjames | 334 | // ProcessBatteryVoltage(0); |
| 335 | // ProcessBatteryVoltage(1); |
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| 9 | mjames | 336 | |
| 337 | PutCharSerial(&uc1,PLX_Stop); |
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| 338 | } |
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| 339 | |||
| 340 | } |
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| 2 | mjames | 341 | /* USER CODE END 3 */ |
| 342 | |||
| 343 | } |
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| 344 | |||
| 345 | /** System Clock Configuration |
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| 346 | */ |
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| 347 | void SystemClock_Config(void) |
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| 348 | { |
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| 349 | |||
| 350 | RCC_OscInitTypeDef RCC_OscInitStruct; |
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| 351 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
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| 352 | |||
| 353 | __HAL_RCC_PWR_CLK_ENABLE(); |
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| 354 | |||
| 355 | __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); |
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| 356 | |||
| 357 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
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| 358 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
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| 359 | RCC_OscInitStruct.HSICalibrationValue = 16; |
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| 360 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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| 361 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; |
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| 362 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6; |
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| 363 | RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3; |
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| 364 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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| 365 | { |
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| 366 | Error_Handler(); |
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| 367 | } |
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| 368 | |||
| 369 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
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| 370 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
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| 371 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
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| 372 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
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| 373 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; |
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| 374 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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| 375 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) |
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| 376 | { |
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| 377 | Error_Handler(); |
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| 378 | } |
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| 379 | |||
| 380 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
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| 381 | |||
| 382 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
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| 383 | |||
| 384 | /* SysTick_IRQn interrupt configuration */ |
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| 385 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
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| 386 | } |
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| 387 | |||
| 388 | /* ADC init function */ |
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| 389 | static void MX_ADC_Init(void) |
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| 390 | { |
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| 391 | |||
| 392 | ADC_ChannelConfTypeDef sConfig; |
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| 393 | |||
| 394 | /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion) |
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| 395 | */ |
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| 396 | hadc.Instance = ADC1; |
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| 397 | hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1; |
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| 398 | hadc.Init.Resolution = ADC_RESOLUTION_12B; |
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| 399 | hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT; |
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| 400 | hadc.Init.ScanConvMode = ADC_SCAN_ENABLE; |
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| 401 | hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV; |
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| 402 | hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE; |
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| 403 | hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE; |
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| 404 | hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A; |
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| 405 | hadc.Init.ContinuousConvMode = DISABLE; |
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| 406 | hadc.Init.NbrOfConversion = 6; |
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| 407 | hadc.Init.DiscontinuousConvMode = DISABLE; |
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| 408 | hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO; |
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| 409 | hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING; |
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| 410 | hadc.Init.DMAContinuousRequests = DISABLE; |
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| 411 | if (HAL_ADC_Init(&hadc) != HAL_OK) |
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| 412 | { |
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| 413 | Error_Handler(); |
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| 414 | } |
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| 415 | |||
| 416 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 417 | */ |
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| 6 | mjames | 418 | sConfig.Channel = ADC_CHANNEL_10; |
| 2 | mjames | 419 | sConfig.Rank = 1; |
| 420 | sConfig.SamplingTime = ADC_SAMPLETIME_4CYCLES; |
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| 421 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 422 | { |
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| 423 | Error_Handler(); |
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| 424 | } |
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| 425 | |||
| 426 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 427 | */ |
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| 6 | mjames | 428 | sConfig.Channel = ADC_CHANNEL_11; |
| 2 | mjames | 429 | sConfig.Rank = 2; |
| 430 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 431 | { |
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| 432 | Error_Handler(); |
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| 433 | } |
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| 434 | |||
| 435 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 436 | */ |
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| 6 | mjames | 437 | sConfig.Channel = ADC_CHANNEL_12; |
| 2 | mjames | 438 | sConfig.Rank = 3; |
| 439 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 440 | { |
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| 441 | Error_Handler(); |
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| 442 | } |
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| 443 | |||
| 444 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 445 | */ |
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| 6 | mjames | 446 | sConfig.Channel = ADC_CHANNEL_13; |
| 2 | mjames | 447 | sConfig.Rank = 4; |
| 448 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 449 | { |
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| 450 | Error_Handler(); |
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| 451 | } |
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| 452 | |||
| 453 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 454 | */ |
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| 455 | sConfig.Channel = ADC_CHANNEL_TEMPSENSOR; |
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| 456 | sConfig.Rank = 5; |
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| 457 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 458 | { |
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| 459 | Error_Handler(); |
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| 460 | } |
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| 461 | |||
| 462 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 463 | */ |
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| 464 | sConfig.Channel = ADC_CHANNEL_VREFINT; |
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| 465 | sConfig.Rank = 6; |
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| 466 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 467 | { |
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| 468 | Error_Handler(); |
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| 469 | } |
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| 470 | |||
| 471 | } |
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| 472 | |||
| 473 | /* SPI1 init function */ |
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| 474 | static void MX_SPI1_Init(void) |
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| 475 | { |
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| 476 | |||
| 477 | hspi1.Instance = SPI1; |
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| 478 | hspi1.Init.Mode = SPI_MODE_MASTER; |
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| 3 | mjames | 479 | hspi1.Init.Direction = SPI_DIRECTION_2LINES; |
| 2 | mjames | 480 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
| 481 | hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; |
||
| 482 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
||
| 483 | hspi1.Init.NSS = SPI_NSS_SOFT; |
||
| 10 | mjames | 484 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32; |
| 2 | mjames | 485 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
| 486 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
||
| 487 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
||
| 488 | hspi1.Init.CRCPolynomial = 10; |
||
| 489 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
||
| 490 | { |
||
| 491 | Error_Handler(); |
||
| 492 | } |
||
| 493 | |||
| 494 | } |
||
| 495 | |||
| 496 | /* TIM2 init function */ |
||
| 497 | static void MX_TIM2_Init(void) |
||
| 498 | { |
||
| 499 | |||
| 12 | mjames | 500 | TIM_ClockConfigTypeDef sClockSourceConfig; |
| 2 | mjames | 501 | TIM_MasterConfigTypeDef sMasterConfig; |
| 502 | TIM_IC_InitTypeDef sConfigIC; |
||
| 503 | |||
| 504 | htim2.Instance = TIM2; |
||
| 505 | htim2.Init.Prescaler = 320; |
||
| 506 | htim2.Init.CounterMode = TIM_COUNTERMODE_UP; |
||
| 13 | mjames | 507 | htim2.Init.Period = 65535; |
| 2 | mjames | 508 | htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; |
| 12 | mjames | 509 | if (HAL_TIM_Base_Init(&htim2) != HAL_OK) |
| 510 | { |
||
| 511 | Error_Handler(); |
||
| 512 | } |
||
| 513 | |||
| 514 | sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL; |
||
| 515 | if (HAL_TIM_ConfigClockSource(&htim2, &sClockSourceConfig) != HAL_OK) |
||
| 516 | { |
||
| 517 | Error_Handler(); |
||
| 518 | } |
||
| 519 | |||
| 2 | mjames | 520 | if (HAL_TIM_IC_Init(&htim2) != HAL_OK) |
| 521 | { |
||
| 522 | Error_Handler(); |
||
| 523 | } |
||
| 524 | |||
| 13 | mjames | 525 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; |
| 2 | mjames | 526 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
| 527 | if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK) |
||
| 528 | { |
||
| 529 | Error_Handler(); |
||
| 530 | } |
||
| 531 | |||
| 532 | sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING; |
||
| 533 | sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI; |
||
| 534 | sConfigIC.ICPrescaler = TIM_ICPSC_DIV1; |
||
| 535 | sConfigIC.ICFilter = 0; |
||
| 536 | if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK) |
||
| 537 | { |
||
| 538 | Error_Handler(); |
||
| 539 | } |
||
| 540 | |||
| 541 | } |
||
| 542 | |||
| 543 | /* TIM6 init function */ |
||
| 544 | static void MX_TIM6_Init(void) |
||
| 545 | { |
||
| 546 | |||
| 547 | TIM_MasterConfigTypeDef sMasterConfig; |
||
| 548 | |||
| 549 | htim6.Instance = TIM6; |
||
| 13 | mjames | 550 | htim6.Init.Prescaler = 320; |
| 2 | mjames | 551 | htim6.Init.CounterMode = TIM_COUNTERMODE_UP; |
| 13 | mjames | 552 | htim6.Init.Period = 9999; |
| 2 | mjames | 553 | if (HAL_TIM_Base_Init(&htim6) != HAL_OK) |
| 554 | { |
||
| 555 | Error_Handler(); |
||
| 556 | } |
||
| 557 | |||
| 558 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; |
||
| 559 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
||
| 560 | if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK) |
||
| 561 | { |
||
| 562 | Error_Handler(); |
||
| 563 | } |
||
| 564 | |||
| 565 | } |
||
| 566 | |||
| 567 | /* USART1 init function */ |
||
| 568 | static void MX_USART1_UART_Init(void) |
||
| 569 | { |
||
| 570 | |||
| 571 | huart1.Instance = USART1; |
||
| 572 | huart1.Init.BaudRate = 19200; |
||
| 573 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 574 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
| 575 | huart1.Init.Parity = UART_PARITY_NONE; |
||
| 576 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
| 577 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 578 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 579 | if (HAL_UART_Init(&huart1) != HAL_OK) |
||
| 580 | { |
||
| 581 | Error_Handler(); |
||
| 582 | } |
||
| 583 | |||
| 584 | } |
||
| 585 | |||
| 6 | mjames | 586 | /* USART2 init function */ |
| 587 | static void MX_USART2_UART_Init(void) |
||
| 588 | { |
||
| 589 | |||
| 590 | huart2.Instance = USART2; |
||
| 591 | huart2.Init.BaudRate = 115200; |
||
| 592 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 593 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
| 594 | huart2.Init.Parity = UART_PARITY_NONE; |
||
| 595 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
| 596 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 597 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 598 | if (HAL_UART_Init(&huart2) != HAL_OK) |
||
| 599 | { |
||
| 600 | Error_Handler(); |
||
| 601 | } |
||
| 602 | |||
| 603 | } |
||
| 604 | |||
| 605 | /** |
||
| 606 | * Enable DMA controller clock |
||
| 607 | */ |
||
| 608 | static void MX_DMA_Init(void) |
||
| 609 | { |
||
| 610 | /* DMA controller clock enable */ |
||
| 611 | __HAL_RCC_DMA1_CLK_ENABLE(); |
||
| 612 | |||
| 613 | /* DMA interrupt init */ |
||
| 614 | /* DMA1_Channel1_IRQn interrupt configuration */ |
||
| 615 | HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0); |
||
| 616 | HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn); |
||
| 617 | |||
| 618 | } |
||
| 619 | |||
| 2 | mjames | 620 | /** Configure pins as |
| 621 | * Analog |
||
| 622 | * Input |
||
| 623 | * Output |
||
| 624 | * EVENT_OUT |
||
| 625 | * EXTI |
||
| 5 | mjames | 626 | * Free pins are configured automatically as Analog (this feature is enabled through |
| 627 | * the Code Generation settings) |
||
| 2 | mjames | 628 | */ |
| 629 | static void MX_GPIO_Init(void) |
||
| 630 | { |
||
| 631 | |||
| 632 | GPIO_InitTypeDef GPIO_InitStruct; |
||
| 633 | |||
| 634 | /* GPIO Ports Clock Enable */ |
||
| 5 | mjames | 635 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
| 636 | __HAL_RCC_GPIOH_CLK_ENABLE(); |
||
| 2 | mjames | 637 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
| 638 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
| 5 | mjames | 639 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
| 2 | mjames | 640 | |
| 6 | mjames | 641 | /*Configure GPIO pins : PC13 PC14 PC15 PC6 |
| 5 | mjames | 642 | PC7 PC8 PC9 PC10 |
| 643 | PC11 PC12 */ |
||
| 6 | mjames | 644 | GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6 |
| 5 | mjames | 645 | |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |
| 646 | |GPIO_PIN_11|GPIO_PIN_12; |
||
| 647 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
| 648 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 649 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 2 | mjames | 650 | |
| 5 | mjames | 651 | /*Configure GPIO pins : PH0 PH1 */ |
| 652 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; |
||
| 653 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
| 654 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 655 | HAL_GPIO_Init(GPIOH, &GPIO_InitStruct); |
||
| 3 | mjames | 656 | |
| 6 | mjames | 657 | /*Configure GPIO pins : PA0 PA1 PA8 PA11 |
| 7 | mjames | 658 | PA12 */ |
| 6 | mjames | 659 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11 |
| 7 | mjames | 660 | |GPIO_PIN_12; |
| 6 | mjames | 661 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
| 662 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 663 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
||
| 664 | |||
| 7 | mjames | 665 | /*Configure GPIO pin : LED_Blink_Pin */ |
| 666 | GPIO_InitStruct.Pin = LED_Blink_Pin; |
||
| 2 | mjames | 667 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 668 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 7 | mjames | 669 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
| 670 | HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct); |
||
| 2 | mjames | 671 | |
| 3 | mjames | 672 | /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */ |
| 673 | GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin; |
||
| 674 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
||
| 675 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 676 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 677 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 678 | |||
| 7 | mjames | 679 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */ |
| 680 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin; |
||
| 3 | mjames | 681 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 682 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 683 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 7 | mjames | 684 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
| 3 | mjames | 685 | |
| 13 | mjames | 686 | /*Configure GPIO pins : PB2 PB10 PB11 PB12 |
| 687 | PB13 PB14 PB15 PB3 |
||
| 688 | PB4 PB5 PB6 PB7 |
||
| 689 | PB8 PB9 */ |
||
| 690 | GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_10|GPIO_PIN_11|GPIO_PIN_12 |
||
| 691 | |GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_3 |
||
| 692 | |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7 |
||
| 693 | |GPIO_PIN_8|GPIO_PIN_9; |
||
| 5 | mjames | 694 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
| 695 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 696 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
| 697 | |||
| 698 | /*Configure GPIO pin : PD2 */ |
||
| 699 | GPIO_InitStruct.Pin = GPIO_PIN_2; |
||
| 700 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
| 701 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 702 | HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); |
||
| 703 | |||
| 704 | /*Configure GPIO pin Output Level */ |
||
| 7 | mjames | 705 | HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET); |
| 5 | mjames | 706 | |
| 707 | /*Configure GPIO pin Output Level */ |
||
| 7 | mjames | 708 | HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET); |
| 5 | mjames | 709 | |
| 710 | /*Configure GPIO pin Output Level */ |
||
| 7 | mjames | 711 | HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET); |
| 712 | |||
| 713 | /*Configure GPIO pin Output Level */ |
||
| 5 | mjames | 714 | HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET); |
| 715 | |||
| 7 | mjames | 716 | /*Configure GPIO pin Output Level */ |
| 717 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
||
| 718 | |||
| 2 | mjames | 719 | } |
| 720 | |||
| 721 | /* USER CODE BEGIN 4 */ |
||
| 722 | |||
| 723 | /* USER CODE END 4 */ |
||
| 724 | |||
| 725 | /** |
||
| 726 | * @brief This function is executed in case of error occurrence. |
||
| 727 | * @param None |
||
| 728 | * @retval None |
||
| 729 | */ |
||
| 730 | void Error_Handler(void) |
||
| 731 | { |
||
| 732 | /* USER CODE BEGIN Error_Handler */ |
||
| 9 | mjames | 733 | /* User can add his own implementation to report the HAL error return state */ |
| 734 | while (1) { |
||
| 735 | } |
||
| 2 | mjames | 736 | /* USER CODE END Error_Handler */ |
| 737 | } |
||
| 738 | |||
| 739 | #ifdef USE_FULL_ASSERT |
||
| 740 | |||
| 741 | /** |
||
| 742 | * @brief Reports the name of the source file and the source line number |
||
| 743 | * where the assert_param error has occurred. |
||
| 744 | * @param file: pointer to the source file name |
||
| 745 | * @param line: assert_param error line source number |
||
| 746 | * @retval None |
||
| 747 | */ |
||
| 748 | void assert_failed(uint8_t* file, uint32_t line) |
||
| 749 | { |
||
| 750 | /* USER CODE BEGIN 6 */ |
||
| 9 | mjames | 751 | /* User can add his own implementation to report the file name and line number, |
| 752 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
| 2 | mjames | 753 | /* USER CODE END 6 */ |
| 754 | |||
| 755 | } |
||
| 756 | |||
| 757 | #endif |
||
| 758 | |||
| 759 | /** |
||
| 760 | * @} |
||
| 761 | */ |
||
| 762 | |||
| 763 | /** |
||
| 764 | * @} |
||
| 765 | */ |
||
| 766 | |||
| 767 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |