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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 |
| 71 | long ADC_samples[6]; |
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| 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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| 10 | mjames | 228 | PutCharSerial(&uc2,Coded_CHT + 32); |
| 229 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
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| 9 | mjames | 230 | |
| 231 | } |
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| 232 | |||
| 2 | mjames | 233 | /* USER CODE END 0 */ |
| 234 | |||
| 235 | int main(void) |
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| 236 | { |
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| 237 | |||
| 238 | /* USER CODE BEGIN 1 */ |
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| 239 | |||
| 240 | /* USER CODE END 1 */ |
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| 241 | |||
| 242 | /* MCU Configuration----------------------------------------------------------*/ |
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| 243 | |||
| 244 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
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| 245 | HAL_Init(); |
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| 246 | |||
| 247 | /* Configure the system clock */ |
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| 248 | SystemClock_Config(); |
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| 249 | |||
| 250 | /* Initialize all configured peripherals */ |
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| 251 | MX_GPIO_Init(); |
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| 6 | mjames | 252 | MX_DMA_Init(); |
| 2 | mjames | 253 | MX_ADC_Init(); |
| 254 | MX_SPI1_Init(); |
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| 255 | MX_TIM2_Init(); |
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| 256 | MX_TIM6_Init(); |
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| 257 | MX_USART1_UART_Init(); |
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| 6 | mjames | 258 | MX_USART2_UART_Init(); |
| 2 | mjames | 259 | |
| 260 | /* USER CODE BEGIN 2 */ |
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| 261 | |||
| 9 | mjames | 262 | __HAL_RCC_SPI1_CLK_ENABLE() |
| 263 | ; // Temp sensor port |
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| 264 | __HAL_RCC_USART1_CLK_ENABLE() |
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| 265 | ; // PLX comms port |
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| 266 | __HAL_RCC_USART2_CLK_ENABLE() |
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| 267 | ; // Debug comms port |
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| 7 | mjames | 268 | |
| 9 | mjames | 269 | __HAL_RCC_ADC1_CLK_ENABLE() |
| 270 | ; // enable the ADC |
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| 7 | mjames | 271 | |
| 9 | mjames | 272 | __HAL_RCC_TIM6_CLK_ENABLE() |
| 273 | ; |
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| 7 | mjames | 274 | |
| 9 | mjames | 275 | ConfigureDMA(); |
| 276 | // HAL_ADC_Start_DMA(&g_AdcHandle, g_ADCBuffer, ADC_BUFFER_LENGTH); |
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| 8 | mjames | 277 | |
| 7 | mjames | 278 | /* setup the USART control blocks */ |
| 279 | init_usart_ctl(&uc1, huart1.Instance); |
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| 280 | init_usart_ctl(&uc2, huart2.Instance); |
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| 281 | |||
| 282 | EnableSerialRxInterrupt(&uc1); |
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| 283 | EnableSerialRxInterrupt(&uc2); |
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| 284 | |||
| 9 | mjames | 285 | HAL_TIM_Base_Start_IT(&htim6); |
| 8 | mjames | 286 | |
| 9 | mjames | 287 | PutCharSerial(&uc2, 'A'); |
| 7 | mjames | 288 | |
| 2 | mjames | 289 | /* USER CODE END 2 */ |
| 290 | |||
| 291 | /* Infinite loop */ |
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| 292 | /* USER CODE BEGIN WHILE */ |
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| 9 | mjames | 293 | while (1) { |
| 2 | mjames | 294 | /* USER CODE END WHILE */ |
| 295 | |||
| 296 | /* USER CODE BEGIN 3 */ |
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| 9 | mjames | 297 | // check to see if we have any incoming data, copy and append if so, if no data then create our own frames. |
| 298 | int c; |
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| 299 | char send = 0; |
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| 2 | mjames | 300 | |
| 9 | mjames | 301 | // poll the input for a stop bit or timeout |
| 302 | if(PollSerial(&uc1)) |
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| 303 | { |
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| 304 | c = GetCharSerial(&uc1); |
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| 305 | if (c != PLX_Stop) |
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| 306 | { |
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| 307 | PutCharSerial(&uc1,c); // echo all but the stop bit |
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| 308 | } else { // must be a stop character |
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| 309 | send = 1; // start our sending process. |
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| 310 | } |
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| 311 | } |
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| 312 | |||
| 313 | // sort out auto-sending |
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| 314 | if (TimerFlag) |
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| 315 | { |
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| 10 | mjames | 316 | TimerFlag = 0; |
| 9 | mjames | 317 | if (NoSerialIn) |
| 318 | { |
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| 319 | PutCharSerial(&uc1,PLX_Start); |
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| 320 | send = 1; |
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| 321 | } |
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| 322 | } |
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| 323 | if (send) |
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| 324 | { |
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| 325 | send = 0; |
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| 326 | |||
| 327 | ProcessRPM(0); |
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| 328 | ProcessCHT(0); |
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| 329 | |||
| 330 | PutCharSerial(&uc1,PLX_Stop); |
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| 331 | } |
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| 332 | |||
| 333 | } |
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| 2 | mjames | 334 | /* USER CODE END 3 */ |
| 335 | |||
| 336 | } |
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| 337 | |||
| 338 | /** System Clock Configuration |
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| 339 | */ |
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| 340 | void SystemClock_Config(void) |
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| 341 | { |
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| 342 | |||
| 343 | RCC_OscInitTypeDef RCC_OscInitStruct; |
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| 344 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
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| 345 | |||
| 346 | __HAL_RCC_PWR_CLK_ENABLE(); |
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| 347 | |||
| 348 | __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); |
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| 349 | |||
| 350 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
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| 351 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
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| 352 | RCC_OscInitStruct.HSICalibrationValue = 16; |
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| 353 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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| 354 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; |
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| 355 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL6; |
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| 356 | RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3; |
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| 357 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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| 358 | { |
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| 359 | Error_Handler(); |
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| 360 | } |
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| 361 | |||
| 362 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
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| 363 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
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| 364 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
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| 365 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
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| 366 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; |
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| 367 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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| 368 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) |
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| 369 | { |
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| 370 | Error_Handler(); |
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| 371 | } |
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| 372 | |||
| 373 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
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| 374 | |||
| 375 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
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| 376 | |||
| 377 | /* SysTick_IRQn interrupt configuration */ |
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| 378 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
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| 379 | } |
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| 380 | |||
| 381 | /* ADC init function */ |
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| 382 | static void MX_ADC_Init(void) |
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| 383 | { |
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| 384 | |||
| 385 | ADC_ChannelConfTypeDef sConfig; |
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| 386 | |||
| 387 | /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion) |
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| 388 | */ |
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| 389 | hadc.Instance = ADC1; |
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| 390 | hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1; |
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| 391 | hadc.Init.Resolution = ADC_RESOLUTION_12B; |
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| 392 | hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT; |
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| 393 | hadc.Init.ScanConvMode = ADC_SCAN_ENABLE; |
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| 394 | hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV; |
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| 395 | hadc.Init.LowPowerAutoWait = ADC_AUTOWAIT_DISABLE; |
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| 396 | hadc.Init.LowPowerAutoPowerOff = ADC_AUTOPOWEROFF_DISABLE; |
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| 397 | hadc.Init.ChannelsBank = ADC_CHANNELS_BANK_A; |
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| 398 | hadc.Init.ContinuousConvMode = DISABLE; |
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| 399 | hadc.Init.NbrOfConversion = 6; |
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| 400 | hadc.Init.DiscontinuousConvMode = DISABLE; |
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| 401 | hadc.Init.ExternalTrigConv = ADC_EXTERNALTRIGCONV_T6_TRGO; |
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| 402 | hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_RISING; |
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| 403 | hadc.Init.DMAContinuousRequests = DISABLE; |
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| 404 | if (HAL_ADC_Init(&hadc) != HAL_OK) |
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| 405 | { |
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| 406 | Error_Handler(); |
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| 407 | } |
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| 408 | |||
| 409 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 410 | */ |
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| 6 | mjames | 411 | sConfig.Channel = ADC_CHANNEL_10; |
| 2 | mjames | 412 | sConfig.Rank = 1; |
| 413 | sConfig.SamplingTime = ADC_SAMPLETIME_4CYCLES; |
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| 414 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 415 | { |
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| 416 | Error_Handler(); |
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| 417 | } |
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| 418 | |||
| 419 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 420 | */ |
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| 6 | mjames | 421 | sConfig.Channel = ADC_CHANNEL_11; |
| 2 | mjames | 422 | sConfig.Rank = 2; |
| 423 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 424 | { |
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| 425 | Error_Handler(); |
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| 426 | } |
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| 427 | |||
| 428 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 429 | */ |
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| 6 | mjames | 430 | sConfig.Channel = ADC_CHANNEL_12; |
| 2 | mjames | 431 | sConfig.Rank = 3; |
| 432 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 433 | { |
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| 434 | Error_Handler(); |
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| 435 | } |
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| 436 | |||
| 437 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 438 | */ |
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| 6 | mjames | 439 | sConfig.Channel = ADC_CHANNEL_13; |
| 2 | mjames | 440 | sConfig.Rank = 4; |
| 441 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 442 | { |
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| 443 | Error_Handler(); |
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| 444 | } |
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| 445 | |||
| 446 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 447 | */ |
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| 448 | sConfig.Channel = ADC_CHANNEL_TEMPSENSOR; |
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| 449 | sConfig.Rank = 5; |
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| 450 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 451 | { |
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| 452 | Error_Handler(); |
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| 453 | } |
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| 454 | |||
| 455 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
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| 456 | */ |
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| 457 | sConfig.Channel = ADC_CHANNEL_VREFINT; |
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| 458 | sConfig.Rank = 6; |
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| 459 | if (HAL_ADC_ConfigChannel(&hadc, &sConfig) != HAL_OK) |
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| 460 | { |
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| 461 | Error_Handler(); |
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| 462 | } |
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| 463 | |||
| 464 | } |
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| 465 | |||
| 466 | /* SPI1 init function */ |
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| 467 | static void MX_SPI1_Init(void) |
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| 468 | { |
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| 469 | |||
| 470 | hspi1.Instance = SPI1; |
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| 471 | hspi1.Init.Mode = SPI_MODE_MASTER; |
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| 3 | mjames | 472 | hspi1.Init.Direction = SPI_DIRECTION_2LINES; |
| 2 | mjames | 473 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
| 474 | hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; |
||
| 475 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
||
| 476 | hspi1.Init.NSS = SPI_NSS_SOFT; |
||
| 10 | mjames | 477 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32; |
| 2 | mjames | 478 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
| 479 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
||
| 480 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
||
| 481 | hspi1.Init.CRCPolynomial = 10; |
||
| 482 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
||
| 483 | { |
||
| 484 | Error_Handler(); |
||
| 485 | } |
||
| 486 | |||
| 487 | } |
||
| 488 | |||
| 489 | /* TIM2 init function */ |
||
| 490 | static void MX_TIM2_Init(void) |
||
| 491 | { |
||
| 492 | |||
| 493 | TIM_MasterConfigTypeDef sMasterConfig; |
||
| 494 | TIM_IC_InitTypeDef sConfigIC; |
||
| 495 | TIM_OC_InitTypeDef sConfigOC; |
||
| 496 | |||
| 497 | htim2.Instance = TIM2; |
||
| 498 | htim2.Init.Prescaler = 320; |
||
| 499 | htim2.Init.CounterMode = TIM_COUNTERMODE_UP; |
||
| 500 | htim2.Init.Period = 0; |
||
| 501 | htim2.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; |
||
| 502 | if (HAL_TIM_IC_Init(&htim2) != HAL_OK) |
||
| 503 | { |
||
| 504 | Error_Handler(); |
||
| 505 | } |
||
| 506 | |||
| 507 | if (HAL_TIM_OC_Init(&htim2) != HAL_OK) |
||
| 508 | { |
||
| 509 | Error_Handler(); |
||
| 510 | } |
||
| 511 | |||
| 512 | if (HAL_TIM_PWM_Init(&htim2) != HAL_OK) |
||
| 513 | { |
||
| 514 | Error_Handler(); |
||
| 515 | } |
||
| 516 | |||
| 517 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; |
||
| 518 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
||
| 519 | if (HAL_TIMEx_MasterConfigSynchronization(&htim2, &sMasterConfig) != HAL_OK) |
||
| 520 | { |
||
| 521 | Error_Handler(); |
||
| 522 | } |
||
| 523 | |||
| 524 | sConfigIC.ICPolarity = TIM_INPUTCHANNELPOLARITY_RISING; |
||
| 525 | sConfigIC.ICSelection = TIM_ICSELECTION_DIRECTTI; |
||
| 526 | sConfigIC.ICPrescaler = TIM_ICPSC_DIV1; |
||
| 527 | sConfigIC.ICFilter = 0; |
||
| 528 | if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_1) != HAL_OK) |
||
| 529 | { |
||
| 530 | Error_Handler(); |
||
| 531 | } |
||
| 532 | |||
| 533 | if (HAL_TIM_IC_ConfigChannel(&htim2, &sConfigIC, TIM_CHANNEL_2) != HAL_OK) |
||
| 534 | { |
||
| 535 | Error_Handler(); |
||
| 536 | } |
||
| 537 | |||
| 538 | sConfigOC.OCMode = TIM_OCMODE_TIMING; |
||
| 539 | sConfigOC.Pulse = 0; |
||
| 540 | sConfigOC.OCPolarity = TIM_OCPOLARITY_HIGH; |
||
| 541 | sConfigOC.OCFastMode = TIM_OCFAST_DISABLE; |
||
| 542 | if (HAL_TIM_OC_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_3) != HAL_OK) |
||
| 543 | { |
||
| 544 | Error_Handler(); |
||
| 545 | } |
||
| 546 | |||
| 547 | sConfigOC.OCMode = TIM_OCMODE_PWM1; |
||
| 548 | if (HAL_TIM_PWM_ConfigChannel(&htim2, &sConfigOC, TIM_CHANNEL_4) != HAL_OK) |
||
| 549 | { |
||
| 550 | Error_Handler(); |
||
| 551 | } |
||
| 552 | |||
| 553 | HAL_TIM_MspPostInit(&htim2); |
||
| 554 | |||
| 555 | } |
||
| 556 | |||
| 557 | /* TIM6 init function */ |
||
| 558 | static void MX_TIM6_Init(void) |
||
| 559 | { |
||
| 560 | |||
| 561 | TIM_MasterConfigTypeDef sMasterConfig; |
||
| 562 | |||
| 563 | htim6.Instance = TIM6; |
||
| 564 | htim6.Init.Prescaler = 3200; |
||
| 565 | htim6.Init.CounterMode = TIM_COUNTERMODE_UP; |
||
| 566 | htim6.Init.Period = 1000; |
||
| 567 | if (HAL_TIM_Base_Init(&htim6) != HAL_OK) |
||
| 568 | { |
||
| 569 | Error_Handler(); |
||
| 570 | } |
||
| 571 | |||
| 572 | sMasterConfig.MasterOutputTrigger = TIM_TRGO_UPDATE; |
||
| 573 | sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; |
||
| 574 | if (HAL_TIMEx_MasterConfigSynchronization(&htim6, &sMasterConfig) != HAL_OK) |
||
| 575 | { |
||
| 576 | Error_Handler(); |
||
| 577 | } |
||
| 578 | |||
| 579 | } |
||
| 580 | |||
| 581 | /* USART1 init function */ |
||
| 582 | static void MX_USART1_UART_Init(void) |
||
| 583 | { |
||
| 584 | |||
| 585 | huart1.Instance = USART1; |
||
| 586 | huart1.Init.BaudRate = 19200; |
||
| 587 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 588 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
| 589 | huart1.Init.Parity = UART_PARITY_NONE; |
||
| 590 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
| 591 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 592 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 593 | if (HAL_UART_Init(&huart1) != HAL_OK) |
||
| 594 | { |
||
| 595 | Error_Handler(); |
||
| 596 | } |
||
| 597 | |||
| 598 | } |
||
| 599 | |||
| 6 | mjames | 600 | /* USART2 init function */ |
| 601 | static void MX_USART2_UART_Init(void) |
||
| 602 | { |
||
| 603 | |||
| 604 | huart2.Instance = USART2; |
||
| 605 | huart2.Init.BaudRate = 115200; |
||
| 606 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 607 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
| 608 | huart2.Init.Parity = UART_PARITY_NONE; |
||
| 609 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
| 610 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 611 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 612 | if (HAL_UART_Init(&huart2) != HAL_OK) |
||
| 613 | { |
||
| 614 | Error_Handler(); |
||
| 615 | } |
||
| 616 | |||
| 617 | } |
||
| 618 | |||
| 619 | /** |
||
| 620 | * Enable DMA controller clock |
||
| 621 | */ |
||
| 622 | static void MX_DMA_Init(void) |
||
| 623 | { |
||
| 624 | /* DMA controller clock enable */ |
||
| 625 | __HAL_RCC_DMA1_CLK_ENABLE(); |
||
| 626 | |||
| 627 | /* DMA interrupt init */ |
||
| 628 | /* DMA1_Channel1_IRQn interrupt configuration */ |
||
| 629 | HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0); |
||
| 630 | HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn); |
||
| 631 | |||
| 632 | } |
||
| 633 | |||
| 2 | mjames | 634 | /** Configure pins as |
| 635 | * Analog |
||
| 636 | * Input |
||
| 637 | * Output |
||
| 638 | * EVENT_OUT |
||
| 639 | * EXTI |
||
| 5 | mjames | 640 | * Free pins are configured automatically as Analog (this feature is enabled through |
| 641 | * the Code Generation settings) |
||
| 2 | mjames | 642 | */ |
| 643 | static void MX_GPIO_Init(void) |
||
| 644 | { |
||
| 645 | |||
| 646 | GPIO_InitTypeDef GPIO_InitStruct; |
||
| 647 | |||
| 648 | /* GPIO Ports Clock Enable */ |
||
| 5 | mjames | 649 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
| 650 | __HAL_RCC_GPIOH_CLK_ENABLE(); |
||
| 2 | mjames | 651 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
| 652 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
| 5 | mjames | 653 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
| 2 | mjames | 654 | |
| 6 | mjames | 655 | /*Configure GPIO pins : PC13 PC14 PC15 PC6 |
| 5 | mjames | 656 | PC7 PC8 PC9 PC10 |
| 657 | PC11 PC12 */ |
||
| 6 | mjames | 658 | GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15|GPIO_PIN_6 |
| 5 | mjames | 659 | |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |
| 660 | |GPIO_PIN_11|GPIO_PIN_12; |
||
| 661 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
| 662 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 663 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 2 | mjames | 664 | |
| 5 | mjames | 665 | /*Configure GPIO pins : PH0 PH1 */ |
| 666 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1; |
||
| 667 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
| 668 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 669 | HAL_GPIO_Init(GPIOH, &GPIO_InitStruct); |
||
| 3 | mjames | 670 | |
| 6 | mjames | 671 | /*Configure GPIO pins : PA0 PA1 PA8 PA11 |
| 7 | mjames | 672 | PA12 */ |
| 6 | mjames | 673 | GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_8|GPIO_PIN_11 |
| 7 | mjames | 674 | |GPIO_PIN_12; |
| 6 | mjames | 675 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
| 676 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 677 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
||
| 678 | |||
| 7 | mjames | 679 | /*Configure GPIO pin : LED_Blink_Pin */ |
| 680 | GPIO_InitStruct.Pin = LED_Blink_Pin; |
||
| 2 | mjames | 681 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 682 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 7 | mjames | 683 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; |
| 684 | HAL_GPIO_Init(LED_Blink_GPIO_Port, &GPIO_InitStruct); |
||
| 2 | mjames | 685 | |
| 3 | mjames | 686 | /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin */ |
| 687 | GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin; |
||
| 688 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
||
| 689 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 690 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 691 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 692 | |||
| 7 | mjames | 693 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NS_Temp_Pin */ |
| 694 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NS_Temp_Pin; |
||
| 3 | mjames | 695 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 696 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 697 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 7 | mjames | 698 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
| 3 | mjames | 699 | |
| 7 | mjames | 700 | /*Configure GPIO pins : PB2 PB12 PB13 PB14 |
| 701 | PB15 PB4 PB5 PB6 |
||
| 702 | PB7 PB8 PB9 */ |
||
| 703 | GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14 |
||
| 704 | |GPIO_PIN_15|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6 |
||
| 705 | |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9; |
||
| 5 | mjames | 706 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
| 707 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 708 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
| 709 | |||
| 710 | /*Configure GPIO pin : PD2 */ |
||
| 711 | GPIO_InitStruct.Pin = GPIO_PIN_2; |
||
| 712 | GPIO_InitStruct.Mode = GPIO_MODE_ANALOG; |
||
| 713 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 714 | HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); |
||
| 715 | |||
| 716 | /*Configure GPIO pin Output Level */ |
||
| 7 | mjames | 717 | HAL_GPIO_WritePin(LED_Blink_GPIO_Port, LED_Blink_Pin, GPIO_PIN_RESET); |
| 5 | mjames | 718 | |
| 719 | /*Configure GPIO pin Output Level */ |
||
| 7 | mjames | 720 | HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET); |
| 5 | mjames | 721 | |
| 722 | /*Configure GPIO pin Output Level */ |
||
| 7 | mjames | 723 | HAL_GPIO_WritePin(SPI1CD_GPIO_Port, SPI1CD_Pin, GPIO_PIN_RESET); |
| 724 | |||
| 725 | /*Configure GPIO pin Output Level */ |
||
| 5 | mjames | 726 | HAL_GPIO_WritePin(SPI_RESET_GPIO_Port, SPI_RESET_Pin, GPIO_PIN_RESET); |
| 727 | |||
| 7 | mjames | 728 | /*Configure GPIO pin Output Level */ |
| 729 | HAL_GPIO_WritePin(SPI_NS_Temp_GPIO_Port, SPI_NS_Temp_Pin, GPIO_PIN_SET); |
||
| 730 | |||
| 2 | mjames | 731 | } |
| 732 | |||
| 733 | /* USER CODE BEGIN 4 */ |
||
| 734 | |||
| 735 | /* USER CODE END 4 */ |
||
| 736 | |||
| 737 | /** |
||
| 738 | * @brief This function is executed in case of error occurrence. |
||
| 739 | * @param None |
||
| 740 | * @retval None |
||
| 741 | */ |
||
| 742 | void Error_Handler(void) |
||
| 743 | { |
||
| 744 | /* USER CODE BEGIN Error_Handler */ |
||
| 9 | mjames | 745 | /* User can add his own implementation to report the HAL error return state */ |
| 746 | while (1) { |
||
| 747 | } |
||
| 2 | mjames | 748 | /* USER CODE END Error_Handler */ |
| 749 | } |
||
| 750 | |||
| 751 | #ifdef USE_FULL_ASSERT |
||
| 752 | |||
| 753 | /** |
||
| 754 | * @brief Reports the name of the source file and the source line number |
||
| 755 | * where the assert_param error has occurred. |
||
| 756 | * @param file: pointer to the source file name |
||
| 757 | * @param line: assert_param error line source number |
||
| 758 | * @retval None |
||
| 759 | */ |
||
| 760 | void assert_failed(uint8_t* file, uint32_t line) |
||
| 761 | { |
||
| 762 | /* USER CODE BEGIN 6 */ |
||
| 9 | mjames | 763 | /* User can add his own implementation to report the file name and line number, |
| 764 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
| 2 | mjames | 765 | /* USER CODE END 6 */ |
| 766 | |||
| 767 | } |
||
| 768 | |||
| 769 | #endif |
||
| 770 | |||
| 771 | /** |
||
| 772 | * @} |
||
| 773 | */ |
||
| 774 | |||
| 775 | /** |
||
| 776 | * @} |
||
| 777 | */ |
||
| 778 | |||
| 779 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |