using stm32cube to generate startup code
main.cpp@0:8a83ba215cd0, 2014-08-25 (annotated)
- Committer:
- homayoun
- Date:
- Mon Aug 25 15:09:19 2014 +0000
- Revision:
- 0:8a83ba215cd0
Using stm32cube generated code, and mbed-src library.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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homayoun | 0:8a83ba215cd0 | 1 | /** |
homayoun | 0:8a83ba215cd0 | 2 | ****************************************************************************** |
homayoun | 0:8a83ba215cd0 | 3 | * File Name : main.c |
homayoun | 0:8a83ba215cd0 | 4 | * Date : 21/08/2014 07:33:41 |
homayoun | 0:8a83ba215cd0 | 5 | * Description : Main program body |
homayoun | 0:8a83ba215cd0 | 6 | ****************************************************************************** |
homayoun | 0:8a83ba215cd0 | 7 | * |
homayoun | 0:8a83ba215cd0 | 8 | * COPYRIGHT(c) 2014 STMicroelectronics |
homayoun | 0:8a83ba215cd0 | 9 | * |
homayoun | 0:8a83ba215cd0 | 10 | * Redistribution and use in source and binary forms, with or without modification, |
homayoun | 0:8a83ba215cd0 | 11 | * are permitted provided that the following conditions are met: |
homayoun | 0:8a83ba215cd0 | 12 | * 1. Redistributions of source code must retain the above copyright notice, |
homayoun | 0:8a83ba215cd0 | 13 | * this list of conditions and the following disclaimer. |
homayoun | 0:8a83ba215cd0 | 14 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
homayoun | 0:8a83ba215cd0 | 15 | * this list of conditions and the following disclaimer in the documentation |
homayoun | 0:8a83ba215cd0 | 16 | * and/or other materials provided with the distribution. |
homayoun | 0:8a83ba215cd0 | 17 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
homayoun | 0:8a83ba215cd0 | 18 | * may be used to endorse or promote products derived from this software |
homayoun | 0:8a83ba215cd0 | 19 | * without specific prior written permission. |
homayoun | 0:8a83ba215cd0 | 20 | * |
homayoun | 0:8a83ba215cd0 | 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
homayoun | 0:8a83ba215cd0 | 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
homayoun | 0:8a83ba215cd0 | 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
homayoun | 0:8a83ba215cd0 | 24 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
homayoun | 0:8a83ba215cd0 | 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
homayoun | 0:8a83ba215cd0 | 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
homayoun | 0:8a83ba215cd0 | 27 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
homayoun | 0:8a83ba215cd0 | 28 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
homayoun | 0:8a83ba215cd0 | 29 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
homayoun | 0:8a83ba215cd0 | 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
homayoun | 0:8a83ba215cd0 | 31 | * |
homayoun | 0:8a83ba215cd0 | 32 | ****************************************************************************** |
homayoun | 0:8a83ba215cd0 | 33 | */ |
homayoun | 0:8a83ba215cd0 | 34 | |
homayoun | 0:8a83ba215cd0 | 35 | /* Includes ------------------------------------------------------------------*/ |
homayoun | 0:8a83ba215cd0 | 36 | #include "stm32f4xx_hal.h" |
homayoun | 0:8a83ba215cd0 | 37 | |
homayoun | 0:8a83ba215cd0 | 38 | /* Private variables ---------------------------------------------------------*/ |
homayoun | 0:8a83ba215cd0 | 39 | ADC_HandleTypeDef hadc1; |
homayoun | 0:8a83ba215cd0 | 40 | |
homayoun | 0:8a83ba215cd0 | 41 | UART_HandleTypeDef huart2; |
homayoun | 0:8a83ba215cd0 | 42 | |
homayoun | 0:8a83ba215cd0 | 43 | /* USER CODE BEGIN 0 */ |
homayoun | 0:8a83ba215cd0 | 44 | |
homayoun | 0:8a83ba215cd0 | 45 | #include "mbed.h" |
homayoun | 0:8a83ba215cd0 | 46 | AnalogIn analog_value(A0); |
homayoun | 0:8a83ba215cd0 | 47 | |
homayoun | 0:8a83ba215cd0 | 48 | DigitalOut myled(LED1); |
homayoun | 0:8a83ba215cd0 | 49 | |
homayoun | 0:8a83ba215cd0 | 50 | // Calculate the corresponding acquisition measure for a given value in mV |
homayoun | 0:8a83ba215cd0 | 51 | #define MV(x) ((0xFFF*x)/3300) |
homayoun | 0:8a83ba215cd0 | 52 | |
homayoun | 0:8a83ba215cd0 | 53 | /* USER CODE END 0 */ |
homayoun | 0:8a83ba215cd0 | 54 | |
homayoun | 0:8a83ba215cd0 | 55 | /* Private function prototypes -----------------------------------------------*/ |
homayoun | 0:8a83ba215cd0 | 56 | void SystemClock_Config(void); |
homayoun | 0:8a83ba215cd0 | 57 | static void MX_GPIO_Init(void); |
homayoun | 0:8a83ba215cd0 | 58 | static void MX_ADC1_Init(void); |
homayoun | 0:8a83ba215cd0 | 59 | static void MX_USART2_UART_Init(void); |
homayoun | 0:8a83ba215cd0 | 60 | |
homayoun | 0:8a83ba215cd0 | 61 | int main(void) |
homayoun | 0:8a83ba215cd0 | 62 | { |
homayoun | 0:8a83ba215cd0 | 63 | |
homayoun | 0:8a83ba215cd0 | 64 | /* USER CODE BEGIN 1 */ |
homayoun | 0:8a83ba215cd0 | 65 | |
homayoun | 0:8a83ba215cd0 | 66 | /* USER CODE END 1 */ |
homayoun | 0:8a83ba215cd0 | 67 | |
homayoun | 0:8a83ba215cd0 | 68 | /* MCU Configuration----------------------------------------------------------*/ |
homayoun | 0:8a83ba215cd0 | 69 | |
homayoun | 0:8a83ba215cd0 | 70 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
homayoun | 0:8a83ba215cd0 | 71 | HAL_Init(); |
homayoun | 0:8a83ba215cd0 | 72 | |
homayoun | 0:8a83ba215cd0 | 73 | /* Configure the system clock */ |
homayoun | 0:8a83ba215cd0 | 74 | SystemClock_Config(); |
homayoun | 0:8a83ba215cd0 | 75 | |
homayoun | 0:8a83ba215cd0 | 76 | /* System interrupt init*/ |
homayoun | 0:8a83ba215cd0 | 77 | /* Sets the priority grouping field */ |
homayoun | 0:8a83ba215cd0 | 78 | HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4); |
homayoun | 0:8a83ba215cd0 | 79 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
homayoun | 0:8a83ba215cd0 | 80 | |
homayoun | 0:8a83ba215cd0 | 81 | /* Initialize all configured peripherals */ |
homayoun | 0:8a83ba215cd0 | 82 | MX_GPIO_Init(); |
homayoun | 0:8a83ba215cd0 | 83 | MX_ADC1_Init(); |
homayoun | 0:8a83ba215cd0 | 84 | MX_USART2_UART_Init(); |
homayoun | 0:8a83ba215cd0 | 85 | |
homayoun | 0:8a83ba215cd0 | 86 | /* USER CODE BEGIN 2 */ |
homayoun | 0:8a83ba215cd0 | 87 | |
homayoun | 0:8a83ba215cd0 | 88 | /* USER CODE END 2 */ |
homayoun | 0:8a83ba215cd0 | 89 | |
homayoun | 0:8a83ba215cd0 | 90 | /* USER CODE BEGIN 3 */ |
homayoun | 0:8a83ba215cd0 | 91 | /* Infinite loop */ |
homayoun | 0:8a83ba215cd0 | 92 | while (1) { |
homayoun | 0:8a83ba215cd0 | 93 | uint16_t meas = analog_value.read_u16(); // Converts and read the analog input value |
homayoun | 0:8a83ba215cd0 | 94 | if (meas > MV(1000)) { // If the value is greater than 1000 mV toggle the LED |
homayoun | 0:8a83ba215cd0 | 95 | myled = !myled; |
homayoun | 0:8a83ba215cd0 | 96 | } |
homayoun | 0:8a83ba215cd0 | 97 | wait(1); // 200 ms |
homayoun | 0:8a83ba215cd0 | 98 | } |
homayoun | 0:8a83ba215cd0 | 99 | /* USER CODE END 3 */ |
homayoun | 0:8a83ba215cd0 | 100 | |
homayoun | 0:8a83ba215cd0 | 101 | } |
homayoun | 0:8a83ba215cd0 | 102 | |
homayoun | 0:8a83ba215cd0 | 103 | /** System Clock Configuration |
homayoun | 0:8a83ba215cd0 | 104 | */ |
homayoun | 0:8a83ba215cd0 | 105 | void SystemClock_Config(void) |
homayoun | 0:8a83ba215cd0 | 106 | { |
homayoun | 0:8a83ba215cd0 | 107 | |
homayoun | 0:8a83ba215cd0 | 108 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
homayoun | 0:8a83ba215cd0 | 109 | RCC_OscInitTypeDef RCC_OscInitStruct; |
homayoun | 0:8a83ba215cd0 | 110 | |
homayoun | 0:8a83ba215cd0 | 111 | __PWR_CLK_ENABLE(); |
homayoun | 0:8a83ba215cd0 | 112 | |
homayoun | 0:8a83ba215cd0 | 113 | __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE2); |
homayoun | 0:8a83ba215cd0 | 114 | |
homayoun | 0:8a83ba215cd0 | 115 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
homayoun | 0:8a83ba215cd0 | 116 | RCC_OscInitStruct.HSIState = RCC_HSI_ON; |
homayoun | 0:8a83ba215cd0 | 117 | RCC_OscInitStruct.HSICalibrationValue = 6; |
homayoun | 0:8a83ba215cd0 | 118 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
homayoun | 0:8a83ba215cd0 | 119 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; |
homayoun | 0:8a83ba215cd0 | 120 | RCC_OscInitStruct.PLL.PLLM = 16; |
homayoun | 0:8a83ba215cd0 | 121 | RCC_OscInitStruct.PLL.PLLN = 336; |
homayoun | 0:8a83ba215cd0 | 122 | RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV4; |
homayoun | 0:8a83ba215cd0 | 123 | RCC_OscInitStruct.PLL.PLLQ = 7; |
homayoun | 0:8a83ba215cd0 | 124 | HAL_RCC_OscConfig(&RCC_OscInitStruct); |
homayoun | 0:8a83ba215cd0 | 125 | |
homayoun | 0:8a83ba215cd0 | 126 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK|RCC_CLOCKTYPE_PCLK1; |
homayoun | 0:8a83ba215cd0 | 127 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
homayoun | 0:8a83ba215cd0 | 128 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
homayoun | 0:8a83ba215cd0 | 129 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; |
homayoun | 0:8a83ba215cd0 | 130 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
homayoun | 0:8a83ba215cd0 | 131 | HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2); |
homayoun | 0:8a83ba215cd0 | 132 | |
homayoun | 0:8a83ba215cd0 | 133 | } |
homayoun | 0:8a83ba215cd0 | 134 | |
homayoun | 0:8a83ba215cd0 | 135 | /* ADC1 init function */ |
homayoun | 0:8a83ba215cd0 | 136 | void MX_ADC1_Init(void) |
homayoun | 0:8a83ba215cd0 | 137 | { |
homayoun | 0:8a83ba215cd0 | 138 | |
homayoun | 0:8a83ba215cd0 | 139 | ADC_ChannelConfTypeDef sConfig; |
homayoun | 0:8a83ba215cd0 | 140 | |
homayoun | 0:8a83ba215cd0 | 141 | /**Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion) |
homayoun | 0:8a83ba215cd0 | 142 | */ |
homayoun | 0:8a83ba215cd0 | 143 | hadc1.Instance = ADC1; |
homayoun | 0:8a83ba215cd0 | 144 | hadc1.Init.ClockPrescaler = ADC_CLOCKPRESCALER_PCLK_DIV2; |
homayoun | 0:8a83ba215cd0 | 145 | hadc1.Init.Resolution = ADC_RESOLUTION12b; |
homayoun | 0:8a83ba215cd0 | 146 | hadc1.Init.ScanConvMode = DISABLE; |
homayoun | 0:8a83ba215cd0 | 147 | hadc1.Init.ContinuousConvMode = DISABLE; |
homayoun | 0:8a83ba215cd0 | 148 | hadc1.Init.DiscontinuousConvMode = DISABLE; |
homayoun | 0:8a83ba215cd0 | 149 | hadc1.Init.NbrOfDiscConversion = 1; |
homayoun | 0:8a83ba215cd0 | 150 | hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE; |
homayoun | 0:8a83ba215cd0 | 151 | hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT; |
homayoun | 0:8a83ba215cd0 | 152 | hadc1.Init.NbrOfConversion = 1; |
homayoun | 0:8a83ba215cd0 | 153 | hadc1.Init.DMAContinuousRequests = DISABLE; |
homayoun | 0:8a83ba215cd0 | 154 | hadc1.Init.EOCSelection = EOC_SINGLE_CONV; |
homayoun | 0:8a83ba215cd0 | 155 | HAL_ADC_Init(&hadc1); |
homayoun | 0:8a83ba215cd0 | 156 | |
homayoun | 0:8a83ba215cd0 | 157 | /**Configure for the selected ADC regular channel its corresponding rank in the sequencer and its sample time. |
homayoun | 0:8a83ba215cd0 | 158 | */ |
homayoun | 0:8a83ba215cd0 | 159 | sConfig.Channel = ADC_CHANNEL_0; |
homayoun | 0:8a83ba215cd0 | 160 | sConfig.Rank = 1; |
homayoun | 0:8a83ba215cd0 | 161 | sConfig.SamplingTime = ADC_SAMPLETIME_3CYCLES; |
homayoun | 0:8a83ba215cd0 | 162 | HAL_ADC_ConfigChannel(&hadc1, &sConfig); |
homayoun | 0:8a83ba215cd0 | 163 | |
homayoun | 0:8a83ba215cd0 | 164 | } |
homayoun | 0:8a83ba215cd0 | 165 | |
homayoun | 0:8a83ba215cd0 | 166 | /* USART2 init function */ |
homayoun | 0:8a83ba215cd0 | 167 | void MX_USART2_UART_Init(void) |
homayoun | 0:8a83ba215cd0 | 168 | { |
homayoun | 0:8a83ba215cd0 | 169 | |
homayoun | 0:8a83ba215cd0 | 170 | huart2.Instance = USART2; |
homayoun | 0:8a83ba215cd0 | 171 | huart2.Init.BaudRate = 115200; |
homayoun | 0:8a83ba215cd0 | 172 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
homayoun | 0:8a83ba215cd0 | 173 | huart2.Init.StopBits = UART_STOPBITS_1; |
homayoun | 0:8a83ba215cd0 | 174 | huart2.Init.Parity = UART_PARITY_NONE; |
homayoun | 0:8a83ba215cd0 | 175 | huart2.Init.Mode = UART_MODE_TX_RX; |
homayoun | 0:8a83ba215cd0 | 176 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
homayoun | 0:8a83ba215cd0 | 177 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
homayoun | 0:8a83ba215cd0 | 178 | HAL_UART_Init(&huart2); |
homayoun | 0:8a83ba215cd0 | 179 | |
homayoun | 0:8a83ba215cd0 | 180 | } |
homayoun | 0:8a83ba215cd0 | 181 | |
homayoun | 0:8a83ba215cd0 | 182 | /** Configure pins as |
homayoun | 0:8a83ba215cd0 | 183 | * Analog |
homayoun | 0:8a83ba215cd0 | 184 | * Input |
homayoun | 0:8a83ba215cd0 | 185 | * Output |
homayoun | 0:8a83ba215cd0 | 186 | * EVENT_OUT |
homayoun | 0:8a83ba215cd0 | 187 | * EXTI |
homayoun | 0:8a83ba215cd0 | 188 | */ |
homayoun | 0:8a83ba215cd0 | 189 | void MX_GPIO_Init(void) |
homayoun | 0:8a83ba215cd0 | 190 | { |
homayoun | 0:8a83ba215cd0 | 191 | |
homayoun | 0:8a83ba215cd0 | 192 | GPIO_InitTypeDef GPIO_InitStruct; |
homayoun | 0:8a83ba215cd0 | 193 | |
homayoun | 0:8a83ba215cd0 | 194 | /* GPIO Ports Clock Enable */ |
homayoun | 0:8a83ba215cd0 | 195 | __GPIOC_CLK_ENABLE(); |
homayoun | 0:8a83ba215cd0 | 196 | __GPIOH_CLK_ENABLE(); |
homayoun | 0:8a83ba215cd0 | 197 | __GPIOA_CLK_ENABLE(); |
homayoun | 0:8a83ba215cd0 | 198 | __GPIOB_CLK_ENABLE(); |
homayoun | 0:8a83ba215cd0 | 199 | |
homayoun | 0:8a83ba215cd0 | 200 | /*Configure GPIO pin : PC13 */ |
homayoun | 0:8a83ba215cd0 | 201 | GPIO_InitStruct.Pin = GPIO_PIN_13; |
homayoun | 0:8a83ba215cd0 | 202 | GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING; |
homayoun | 0:8a83ba215cd0 | 203 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
homayoun | 0:8a83ba215cd0 | 204 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
homayoun | 0:8a83ba215cd0 | 205 | |
homayoun | 0:8a83ba215cd0 | 206 | /*Configure GPIO pin : PA5 */ |
homayoun | 0:8a83ba215cd0 | 207 | GPIO_InitStruct.Pin = GPIO_PIN_5; |
homayoun | 0:8a83ba215cd0 | 208 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
homayoun | 0:8a83ba215cd0 | 209 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
homayoun | 0:8a83ba215cd0 | 210 | GPIO_InitStruct.Speed = GPIO_SPEED_LOW; |
homayoun | 0:8a83ba215cd0 | 211 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
homayoun | 0:8a83ba215cd0 | 212 | |
homayoun | 0:8a83ba215cd0 | 213 | } |
homayoun | 0:8a83ba215cd0 | 214 | |
homayoun | 0:8a83ba215cd0 | 215 | /* USER CODE BEGIN 4 */ |
homayoun | 0:8a83ba215cd0 | 216 | |
homayoun | 0:8a83ba215cd0 | 217 | /* USER CODE END 4 */ |
homayoun | 0:8a83ba215cd0 | 218 | |
homayoun | 0:8a83ba215cd0 | 219 | #ifdef USE_FULL_ASSERT |
homayoun | 0:8a83ba215cd0 | 220 | |
homayoun | 0:8a83ba215cd0 | 221 | /** |
homayoun | 0:8a83ba215cd0 | 222 | * @brief Reports the name of the source file and the source line number |
homayoun | 0:8a83ba215cd0 | 223 | * where the assert_param error has occurred. |
homayoun | 0:8a83ba215cd0 | 224 | * @param file: pointer to the source file name |
homayoun | 0:8a83ba215cd0 | 225 | * @param line: assert_param error line source number |
homayoun | 0:8a83ba215cd0 | 226 | * @retval None |
homayoun | 0:8a83ba215cd0 | 227 | */ |
homayoun | 0:8a83ba215cd0 | 228 | void assert_failed(uint8_t* file, uint32_t line) |
homayoun | 0:8a83ba215cd0 | 229 | { |
homayoun | 0:8a83ba215cd0 | 230 | /* USER CODE BEGIN 6 */ |
homayoun | 0:8a83ba215cd0 | 231 | /* User can add his own implementation to report the file name and line number, |
homayoun | 0:8a83ba215cd0 | 232 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
homayoun | 0:8a83ba215cd0 | 233 | /* USER CODE END 6 */ |
homayoun | 0:8a83ba215cd0 | 234 | |
homayoun | 0:8a83ba215cd0 | 235 | } |
homayoun | 0:8a83ba215cd0 | 236 | |
homayoun | 0:8a83ba215cd0 | 237 | #endif |
homayoun | 0:8a83ba215cd0 | 238 | |
homayoun | 0:8a83ba215cd0 | 239 | /** |
homayoun | 0:8a83ba215cd0 | 240 | * @} |
homayoun | 0:8a83ba215cd0 | 241 | */ |
homayoun | 0:8a83ba215cd0 | 242 | |
homayoun | 0:8a83ba215cd0 | 243 | /** |
homayoun | 0:8a83ba215cd0 | 244 | * @} |
homayoun | 0:8a83ba215cd0 | 245 | */ |
homayoun | 0:8a83ba215cd0 | 246 | |
homayoun | 0:8a83ba215cd0 | 247 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |