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| Rev | Author | Line No. | Line |
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| 2 | mjames | 1 | /* USER CODE BEGIN Header */ |
| 2 | /** |
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| 3 | ****************************************************************************** |
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| 4 | * @file : main.c |
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| 5 | * @brief : Main program body |
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| 6 | ****************************************************************************** |
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| 7 | * @attention |
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| 8 | * |
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| 9 | * Copyright (c) 2022 STMicroelectronics. |
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| 10 | * All rights reserved. |
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| 11 | * |
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| 12 | * This software is licensed under terms that can be found in the LICENSE file |
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| 13 | * in the root directory of this software component. |
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| 14 | * If no LICENSE file comes with this software, it is provided AS-IS. |
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| 15 | * |
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| 16 | ****************************************************************************** |
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| 17 | */ |
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| 18 | /* USER CODE END Header */ |
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| 19 | /* Includes ------------------------------------------------------------------*/ |
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| 20 | #include "main.h" |
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| 21 | |||
| 22 | /* Private includes ----------------------------------------------------------*/ |
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| 23 | /* USER CODE BEGIN Includes */ |
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| 24 | #include "display.h" |
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| 4 | mjames | 25 | #include "bmp280driver.h" |
| 2 | mjames | 26 | /* USER CODE END Includes */ |
| 27 | |||
| 28 | /* Private typedef -----------------------------------------------------------*/ |
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| 29 | /* USER CODE BEGIN PTD */ |
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| 30 | |||
| 31 | /* USER CODE END PTD */ |
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| 32 | |||
| 33 | /* Private define ------------------------------------------------------------*/ |
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| 34 | /* USER CODE BEGIN PD */ |
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| 35 | /* USER CODE END PD */ |
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| 36 | |||
| 37 | /* Private macro -------------------------------------------------------------*/ |
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| 38 | /* USER CODE BEGIN PM */ |
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| 39 | |||
| 40 | /* USER CODE END PM */ |
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| 41 | |||
| 42 | /* Private variables ---------------------------------------------------------*/ |
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| 4 | mjames | 43 | I2C_HandleTypeDef hi2c1; |
| 2 | mjames | 44 | |
| 4 | mjames | 45 | SPI_HandleTypeDef hspi1; |
| 46 | |||
| 2 | mjames | 47 | /* USER CODE BEGIN PV */ |
| 48 | |||
| 49 | /* USER CODE END PV */ |
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| 50 | |||
| 51 | /* Private function prototypes -----------------------------------------------*/ |
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| 52 | void SystemClock_Config(void); |
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| 53 | static void MX_GPIO_Init(void); |
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| 54 | static void MX_SPI1_Init(void); |
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| 4 | mjames | 55 | static void MX_I2C1_Init(void); |
| 2 | mjames | 56 | /* USER CODE BEGIN PFP */ |
| 57 | |||
| 58 | /* USER CODE END PFP */ |
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| 59 | |||
| 60 | /* Private user code ---------------------------------------------------------*/ |
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| 61 | /* USER CODE BEGIN 0 */ |
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| 62 | |||
| 63 | /* USER CODE END 0 */ |
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| 64 | |||
| 65 | /** |
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| 4 | mjames | 66 | * @brief The application entry point. |
| 67 | * @retval int |
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| 68 | */ |
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| 2 | mjames | 69 | int main(void) |
| 4 | mjames | 70 | { |
| 2 | mjames | 71 | /* USER CODE BEGIN 1 */ |
| 72 | |||
| 73 | /* USER CODE END 1 */ |
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| 74 | |||
| 75 | /* MCU Configuration--------------------------------------------------------*/ |
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| 76 | |||
| 77 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
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| 78 | HAL_Init(); |
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| 79 | |||
| 80 | /* USER CODE BEGIN Init */ |
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| 81 | |||
| 82 | /* USER CODE END Init */ |
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| 83 | |||
| 84 | /* Configure the system clock */ |
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| 85 | SystemClock_Config(); |
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| 86 | |||
| 87 | /* USER CODE BEGIN SysInit */ |
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| 88 | |||
| 89 | /* USER CODE END SysInit */ |
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| 90 | |||
| 91 | /* Initialize all configured peripherals */ |
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| 92 | MX_GPIO_Init(); |
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| 93 | MX_SPI1_Init(); |
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| 4 | mjames | 94 | MX_I2C1_Init(); |
| 2 | mjames | 95 | /* USER CODE BEGIN 2 */ |
| 96 | cc_init(); |
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| 4 | mjames | 97 | |
| 98 | init_bmp(&hi2c1); |
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| 99 | uint32_t lastTick = HAL_GetTick(); |
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| 2 | mjames | 100 | /* USER CODE END 2 */ |
| 101 | |||
| 102 | /* Infinite loop */ |
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| 103 | /* USER CODE BEGIN WHILE */ |
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| 104 | while (1) |
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| 105 | { |
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| 106 | cc_display(0); |
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| 4 | mjames | 107 | |
| 108 | if (HAL_GetTick() - lastTick > 200) |
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| 109 | { |
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| 110 | lastTick = HAL_GetTick(); |
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| 111 | /* Reading the raw data from sensor */ |
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| 112 | struct bmp280_uncomp_data ucomp_data; |
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| 113 | uint8_t rslt = bmp280_get_uncomp_data(&ucomp_data, &bmp); |
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| 114 | |||
| 115 | uint32_t comp_pres = 0; |
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| 116 | int32_t comp_temp = -10000; |
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| 117 | if (rslt == 0) |
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| 118 | { |
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| 119 | uint8_t rslt2 = bmp280_get_comp_pres_32bit(&comp_pres, ucomp_data.uncomp_press, &bmp); |
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| 120 | |||
| 121 | uint8_t rslt3 = bmp280_get_comp_temp_32bit(&comp_temp, ucomp_data.uncomp_temp, &bmp); |
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| 122 | } |
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| 123 | } |
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| 2 | mjames | 124 | /* USER CODE END WHILE */ |
| 125 | |||
| 126 | /* USER CODE BEGIN 3 */ |
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| 127 | } |
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| 128 | /* USER CODE END 3 */ |
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| 129 | } |
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| 130 | |||
| 131 | /** |
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| 4 | mjames | 132 | * @brief System Clock Configuration |
| 133 | * @retval None |
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| 134 | */ |
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| 2 | mjames | 135 | void SystemClock_Config(void) |
| 136 | { |
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| 137 | RCC_OscInitTypeDef RCC_OscInitStruct = {0}; |
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| 138 | RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; |
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| 139 | |||
| 140 | /** Initializes the RCC Oscillators according to the specified parameters |
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| 4 | mjames | 141 | * in the RCC_OscInitTypeDef structure. |
| 142 | */ |
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| 2 | mjames | 143 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; |
| 144 | RCC_OscInitStruct.HSEState = RCC_HSE_ON; |
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| 145 | RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; |
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| 146 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
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| 147 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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| 148 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; |
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| 149 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; |
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| 150 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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| 151 | { |
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| 152 | Error_Handler(); |
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| 153 | } |
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| 154 | |||
| 155 | /** Initializes the CPU, AHB and APB buses clocks |
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| 4 | mjames | 156 | */ |
| 157 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2; |
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| 2 | mjames | 158 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
| 159 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
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| 160 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; |
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| 161 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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| 162 | |||
| 163 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) |
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| 164 | { |
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| 165 | Error_Handler(); |
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| 166 | } |
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| 167 | } |
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| 168 | |||
| 169 | /** |
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| 4 | mjames | 170 | * @brief I2C1 Initialization Function |
| 171 | * @param None |
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| 172 | * @retval None |
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| 173 | */ |
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| 174 | static void MX_I2C1_Init(void) |
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| 175 | { |
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| 176 | |||
| 177 | /* USER CODE BEGIN I2C1_Init 0 */ |
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| 178 | |||
| 179 | /* USER CODE END I2C1_Init 0 */ |
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| 180 | |||
| 181 | /* USER CODE BEGIN I2C1_Init 1 */ |
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| 182 | |||
| 183 | /* USER CODE END I2C1_Init 1 */ |
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| 184 | hi2c1.Instance = I2C1; |
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| 185 | hi2c1.Init.ClockSpeed = 100000; |
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| 186 | hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2; |
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| 187 | hi2c1.Init.OwnAddress1 = 0; |
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| 188 | hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT; |
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| 189 | hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE; |
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| 190 | hi2c1.Init.OwnAddress2 = 0; |
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| 191 | hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE; |
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| 192 | hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE; |
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| 193 | if (HAL_I2C_Init(&hi2c1) != HAL_OK) |
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| 194 | { |
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| 195 | Error_Handler(); |
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| 196 | } |
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| 197 | /* USER CODE BEGIN I2C1_Init 2 */ |
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| 198 | |||
| 199 | /* USER CODE END I2C1_Init 2 */ |
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| 200 | } |
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| 201 | |||
| 202 | /** |
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| 203 | * @brief SPI1 Initialization Function |
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| 204 | * @param None |
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| 205 | * @retval None |
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| 206 | */ |
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| 2 | mjames | 207 | static void MX_SPI1_Init(void) |
| 208 | { |
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| 209 | |||
| 210 | /* USER CODE BEGIN SPI1_Init 0 */ |
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| 211 | |||
| 212 | /* USER CODE END SPI1_Init 0 */ |
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| 213 | |||
| 214 | /* USER CODE BEGIN SPI1_Init 1 */ |
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| 215 | |||
| 216 | /* USER CODE END SPI1_Init 1 */ |
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| 217 | /* SPI1 parameter configuration*/ |
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| 218 | hspi1.Instance = SPI1; |
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| 219 | hspi1.Init.Mode = SPI_MODE_MASTER; |
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| 220 | hspi1.Init.Direction = SPI_DIRECTION_2LINES; |
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| 221 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
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| 222 | hspi1.Init.CLKPolarity = SPI_POLARITY_LOW; |
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| 223 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
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| 224 | hspi1.Init.NSS = SPI_NSS_SOFT; |
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| 225 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_64; |
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| 226 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
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| 227 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
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| 228 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
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| 229 | hspi1.Init.CRCPolynomial = 10; |
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| 230 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
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| 231 | { |
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| 232 | Error_Handler(); |
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| 233 | } |
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| 234 | /* USER CODE BEGIN SPI1_Init 2 */ |
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| 235 | |||
| 236 | /* USER CODE END SPI1_Init 2 */ |
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| 237 | } |
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| 238 | |||
| 239 | /** |
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| 4 | mjames | 240 | * @brief GPIO Initialization Function |
| 241 | * @param None |
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| 242 | * @retval None |
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| 243 | */ |
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| 2 | mjames | 244 | static void MX_GPIO_Init(void) |
| 245 | { |
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| 246 | GPIO_InitTypeDef GPIO_InitStruct = {0}; |
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| 247 | |||
| 248 | /* GPIO Ports Clock Enable */ |
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| 249 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
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| 250 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
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| 251 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
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| 252 | |||
| 253 | /*Configure GPIO pin Output Level */ |
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| 4 | mjames | 254 | HAL_GPIO_WritePin(GPIOA, SPI_NSS1_Pin | SPI_RESET_Pin, GPIO_PIN_RESET); |
| 2 | mjames | 255 | |
| 256 | /*Configure GPIO pin Output Level */ |
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| 257 | HAL_GPIO_WritePin(SPI_CD_GPIO_Port, SPI_CD_Pin, GPIO_PIN_RESET); |
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| 258 | |||
| 259 | /*Configure GPIO pins : SPI_NSS1_Pin SPI_RESET_Pin */ |
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| 4 | mjames | 260 | GPIO_InitStruct.Pin = SPI_NSS1_Pin | SPI_RESET_Pin; |
| 2 | mjames | 261 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 262 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
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| 263 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
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| 264 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
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| 265 | |||
| 266 | /*Configure GPIO pin : SPI_CD_Pin */ |
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| 267 | GPIO_InitStruct.Pin = SPI_CD_Pin; |
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| 268 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
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| 269 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
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| 270 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
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| 271 | HAL_GPIO_Init(SPI_CD_GPIO_Port, &GPIO_InitStruct); |
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| 272 | } |
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| 273 | |||
| 274 | /* USER CODE BEGIN 4 */ |
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| 275 | |||
| 276 | /* USER CODE END 4 */ |
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| 277 | |||
| 278 | /** |
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| 4 | mjames | 279 | * @brief This function is executed in case of error occurrence. |
| 280 | * @retval None |
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| 281 | */ |
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| 2 | mjames | 282 | void Error_Handler(void) |
| 283 | { |
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| 284 | /* USER CODE BEGIN Error_Handler_Debug */ |
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| 285 | /* User can add his own implementation to report the HAL error return state */ |
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| 286 | __disable_irq(); |
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| 287 | while (1) |
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| 288 | { |
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| 289 | } |
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| 290 | /* USER CODE END Error_Handler_Debug */ |
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| 291 | } |
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| 292 | |||
| 4 | mjames | 293 | #ifdef USE_FULL_ASSERT |
| 2 | mjames | 294 | /** |
| 4 | mjames | 295 | * @brief Reports the name of the source file and the source line number |
| 296 | * where the assert_param error has occurred. |
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| 297 | * @param file: pointer to the source file name |
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| 298 | * @param line: assert_param error line source number |
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| 299 | * @retval None |
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| 300 | */ |
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| 2 | mjames | 301 | void assert_failed(uint8_t *file, uint32_t line) |
| 302 | { |
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| 303 | /* USER CODE BEGIN 6 */ |
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| 304 | /* User can add his own implementation to report the file name and line number, |
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| 305 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
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| 306 | /* USER CODE END 6 */ |
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| 307 | } |
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| 308 | #endif /* USE_FULL_ASSERT */ |