diff options
Diffstat (limited to 'fw/cdc-dials/Src/main.c')
| -rw-r--r-- | fw/cdc-dials/Src/main.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/fw/cdc-dials/Src/main.c b/fw/cdc-dials/Src/main.c new file mode 100644 index 0000000..e1fbcc4 --- /dev/null +++ b/fw/cdc-dials/Src/main.c @@ -0,0 +1,175 @@ +
+#include "main.h"
+
+//#define APP_TX_DATA_SIZE 64
+
+ADC_HandleTypeDef hadc;
+DMA_HandleTypeDef hdma_adc;
+
+PCD_HandleTypeDef hpcd_USB_FS;
+PCD_HandleTypeDef USBD_Device;
+
+void SystemClock_Config(void);
+static void MX_GPIO_Init(void);
+static void MX_DMA_Init(void);
+static void MX_ADC_Init(void);
+static void MX_USB_PCD_Init(void);
+
+uint16_t ADCval[8];
+
+extern uint8_t UserTxBuffer[APP_TX_DATA_SIZE];
+
+int main(void)
+{
+ HAL_Init();
+
+ SystemClock_Config();
+
+ MX_GPIO_Init();
+ MX_DMA_Init();
+ MX_ADC_Init();
+
+ HAL_ADC_Start_DMA(&hadc, ADCval, 8);
+
+ USBD_Init(&USBD_Device, &VCP_Desc, 0);
+ USBD_RegisterClass(&USBD_Device, &USBD_CDC);
+ USBD_CDC_RegisterInterface(&USBD_Device, &USBD_CDC_fops);
+ USBD_Start(&USBD_Device);
+
+ while (1)
+ {
+ HAL_GPIO_WritePin(GPIOB,GPIO_PIN_13,1);
+ HAL_Delay(50);
+ HAL_GPIO_WritePin(GPIOB,GPIO_PIN_13,0);
+ HAL_Delay(50);
+ memset(UserTxBuffer, 0, APP_TX_DATA_SIZE);
+ sprintf(UserTxBuffer, "%d \t %d \t %d \t %d \t %d \t %d \t %d \t %d \r\n", ADCval[0], ADCval[1], ADCval[2], ADCval[3], ADCval[4], ADCval[5], ADCval[6], ADCval[7]);
+ USBD_CDC_SetTxBuffer(&USBD_Device, (uint8_t*)&UserTxBuffer[0], APP_TX_DATA_SIZE);
+ USBD_CDC_TransmitPacket(&USBD_Device);
+ }
+}
+
+void SystemClock_Config(void)
+{
+ RCC_OscInitTypeDef RCC_OscInitStruct = {0};
+ RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
+ RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
+
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI14|RCC_OSCILLATORTYPE_HSI48;
+ RCC_OscInitStruct.HSI48State = RCC_HSI48_ON;
+ RCC_OscInitStruct.HSI14State = RCC_HSI14_ON;
+ RCC_OscInitStruct.HSI14CalibrationValue = 16;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
+ HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
+ |RCC_CLOCKTYPE_PCLK1;
+ RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI48;
+ RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+ HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);
+
+ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USB;
+ PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_HSI48;
+ HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit);
+
+}
+
+static void MX_ADC_Init(void)
+{
+
+ ADC_ChannelConfTypeDef sConfig = {0};
+
+ hadc.Instance = ADC1;
+ hadc.Init.ClockPrescaler = ADC_CLOCK_ASYNC_DIV1;
+ hadc.Init.Resolution = ADC_RESOLUTION_12B;
+ hadc.Init.DataAlign = ADC_DATAALIGN_RIGHT;
+ hadc.Init.ScanConvMode = ADC_SCAN_DIRECTION_FORWARD;
+ hadc.Init.EOCSelection = ADC_EOC_SEQ_CONV;
+ hadc.Init.LowPowerAutoWait = DISABLE;
+ hadc.Init.LowPowerAutoPowerOff = DISABLE;
+ hadc.Init.ContinuousConvMode = ENABLE;
+ hadc.Init.DiscontinuousConvMode = DISABLE;
+ hadc.Init.ExternalTrigConv = ADC_SOFTWARE_START;
+ hadc.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
+ hadc.Init.DMAContinuousRequests = ENABLE;
+ hadc.Init.Overrun = ADC_OVR_DATA_PRESERVED;
+ HAL_ADC_Init(&hadc);
+
+ sConfig.Rank = ADC_RANK_CHANNEL_NUMBER;
+ sConfig.SamplingTime = ADC_SAMPLETIME_239CYCLES_5;
+ sConfig.Channel = ADC_CHANNEL_1;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_2;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_3;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_4;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_5;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_6;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_7;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+
+ sConfig.Channel = ADC_CHANNEL_8;
+ HAL_ADC_ConfigChannel(&hadc, &sConfig);
+}
+
+
+static void MX_USB_PCD_Init(void)
+{
+
+ hpcd_USB_FS.Instance = USB;
+ hpcd_USB_FS.Init.dev_endpoints = 8;
+ hpcd_USB_FS.Init.speed = PCD_SPEED_FULL;
+ hpcd_USB_FS.Init.phy_itface = PCD_PHY_EMBEDDED;
+ hpcd_USB_FS.Init.low_power_enable = DISABLE;
+ hpcd_USB_FS.Init.lpm_enable = DISABLE;
+ hpcd_USB_FS.Init.battery_charging_enable = DISABLE;
+ HAL_PCD_Init(&hpcd_USB_FS);
+}
+
+
+static void MX_DMA_Init(void)
+{
+ __HAL_RCC_DMA1_CLK_ENABLE();
+
+ HAL_NVIC_SetPriority(DMA1_Channel1_IRQn, 0, 0);
+ HAL_NVIC_EnableIRQ(DMA1_Channel1_IRQn);
+}
+
+
+static void MX_GPIO_Init(void)
+{
+
+ GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+ __HAL_RCC_GPIOB_CLK_ENABLE();
+ __HAL_RCC_GPIOA_CLK_ENABLE();
+
+ HAL_GPIO_WritePin(GPIOB, GPIO_PIN_13, GPIO_PIN_RESET);
+
+ GPIO_InitStruct.Pin = GPIO_PIN_13;
+ GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+ GPIO_InitStruct.Pull = GPIO_NOPULL;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+ HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+}
+
+void Error_Handler(void)
+{
+ while(1){
+ HAL_GPIO_WritePin(GPIOB,GPIO_PIN_13,1);
+ HAL_Delay(100);
+ HAL_GPIO_WritePin(GPIOB,GPIO_PIN_13,0);
+ HAL_Delay(100);
+ }
+}
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