353 lines
11 KiB
C
353 lines
11 KiB
C
/**
|
|
******************************************************************************
|
|
* File Name : main.c
|
|
* Description : Main program body
|
|
******************************************************************************
|
|
*
|
|
* COPYRIGHT(c) 2016 STMicroelectronics
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
* 3. Neither the name of STMicroelectronics nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
/* Includes ------------------------------------------------------------------*/
|
|
#include "stm32f4xx_hal.h"
|
|
#include "usb_device.h"
|
|
|
|
/* USER CODE BEGIN Includes */
|
|
|
|
/* USER CODE END Includes */
|
|
|
|
/* Private variables ---------------------------------------------------------*/
|
|
I2C_HandleTypeDef hi2c3;
|
|
|
|
/* USER CODE BEGIN PV */
|
|
/* Private variables ---------------------------------------------------------*/
|
|
|
|
/* USER CODE END PV */
|
|
|
|
/* Private function prototypes -----------------------------------------------*/
|
|
void SystemClock_Config(void);
|
|
void Error_Handler(void);
|
|
static void MX_GPIO_Init(void);
|
|
static void MX_I2C3_Init(void);
|
|
|
|
/* USER CODE BEGIN PFP */
|
|
/* Private function prototypes -----------------------------------------------*/
|
|
|
|
/* USER CODE END PFP */
|
|
|
|
/* USER CODE BEGIN 0 */
|
|
extern void cpp_main();
|
|
/* USER CODE END 0 */
|
|
|
|
int main(void)
|
|
{
|
|
|
|
/* USER CODE BEGIN 1 */
|
|
|
|
/* USER CODE END 1 */
|
|
|
|
/* MCU Configuration----------------------------------------------------------*/
|
|
|
|
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
|
|
HAL_Init();
|
|
|
|
/* Configure the system clock */
|
|
SystemClock_Config();
|
|
|
|
/* Initialize all configured peripherals */
|
|
MX_GPIO_Init();
|
|
MX_USB_DEVICE_Init();
|
|
MX_I2C3_Init();
|
|
|
|
/* USER CODE BEGIN 2 */
|
|
cpp_main();
|
|
/* USER CODE END 2 */
|
|
|
|
/* Infinite loop */
|
|
/* USER CODE BEGIN WHILE */
|
|
while (1)
|
|
{
|
|
HAL_GPIO_TogglePin(LD3_GPIO_Port, LD3_Pin);
|
|
HAL_Delay(100);
|
|
/* USER CODE END WHILE */
|
|
|
|
/* USER CODE BEGIN 3 */
|
|
|
|
}
|
|
/* USER CODE END 3 */
|
|
|
|
}
|
|
|
|
/** System Clock Configuration
|
|
*/
|
|
void SystemClock_Config(void)
|
|
{
|
|
|
|
RCC_OscInitTypeDef RCC_OscInitStruct;
|
|
RCC_ClkInitTypeDef RCC_ClkInitStruct;
|
|
|
|
__HAL_RCC_PWR_CLK_ENABLE();
|
|
|
|
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
|
|
|
|
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
|
|
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
|
|
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
|
|
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
|
|
RCC_OscInitStruct.PLL.PLLM = 4;
|
|
RCC_OscInitStruct.PLL.PLLN = 168;
|
|
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
|
|
RCC_OscInitStruct.PLL.PLLQ = 7;
|
|
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
|
|
{
|
|
Error_Handler();
|
|
}
|
|
|
|
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|
|
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
|
|
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
|
|
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
|
|
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
|
|
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
|
|
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5) != HAL_OK)
|
|
{
|
|
Error_Handler();
|
|
}
|
|
|
|
HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
|
|
|
|
HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
|
|
|
|
/* SysTick_IRQn interrupt configuration */
|
|
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
|
|
}
|
|
|
|
/* I2C3 init function */
|
|
static void MX_I2C3_Init(void)
|
|
{
|
|
|
|
hi2c3.Instance = I2C3;
|
|
hi2c3.Init.ClockSpeed = 400000;
|
|
hi2c3.Init.DutyCycle = I2C_DUTYCYCLE_2;
|
|
hi2c3.Init.OwnAddress1 = 0;
|
|
hi2c3.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
|
|
hi2c3.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
|
|
hi2c3.Init.OwnAddress2 = 0;
|
|
hi2c3.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
|
|
hi2c3.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
|
|
if (HAL_I2C_Init(&hi2c3) != HAL_OK)
|
|
{
|
|
Error_Handler();
|
|
}
|
|
|
|
}
|
|
|
|
/** Configure pins as
|
|
* Analog
|
|
* Input
|
|
* Output
|
|
* EVENT_OUT
|
|
* EXTI
|
|
PC3 ------> I2S2_SD
|
|
PA4 ------> I2S3_WS
|
|
PA5 ------> SPI1_SCK
|
|
PA6 ------> SPI1_MISO
|
|
PA7 ------> SPI1_MOSI
|
|
PB10 ------> I2S2_CK
|
|
PC7 ------> I2S3_MCK
|
|
PC10 ------> I2S3_CK
|
|
PC12 ------> I2S3_SD
|
|
PB6 ------> I2C1_SCL
|
|
PB9 ------> I2C1_SDA
|
|
*/
|
|
static void MX_GPIO_Init(void)
|
|
{
|
|
|
|
GPIO_InitTypeDef GPIO_InitStruct;
|
|
|
|
/* GPIO Ports Clock Enable */
|
|
__HAL_RCC_GPIOE_CLK_ENABLE();
|
|
__HAL_RCC_GPIOC_CLK_ENABLE();
|
|
__HAL_RCC_GPIOH_CLK_ENABLE();
|
|
__HAL_RCC_GPIOA_CLK_ENABLE();
|
|
__HAL_RCC_GPIOB_CLK_ENABLE();
|
|
__HAL_RCC_GPIOD_CLK_ENABLE();
|
|
|
|
/*Configure GPIO pin Output Level */
|
|
HAL_GPIO_WritePin(CS_I2C_SPI_GPIO_Port, CS_I2C_SPI_Pin, GPIO_PIN_RESET);
|
|
|
|
/*Configure GPIO pin Output Level */
|
|
HAL_GPIO_WritePin(OTG_FS_PowerSwitchOn_GPIO_Port, OTG_FS_PowerSwitchOn_Pin, GPIO_PIN_RESET);
|
|
|
|
/*Configure GPIO pin Output Level */
|
|
HAL_GPIO_WritePin(GPIOD, LD4_Pin|LD3_Pin|LD5_Pin|LD6_Pin
|
|
|Audio_RST_Pin, GPIO_PIN_RESET);
|
|
|
|
/*Configure GPIO pin : CS_I2C_SPI_Pin */
|
|
GPIO_InitStruct.Pin = CS_I2C_SPI_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
HAL_GPIO_Init(CS_I2C_SPI_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : OTG_FS_PowerSwitchOn_Pin */
|
|
GPIO_InitStruct.Pin = OTG_FS_PowerSwitchOn_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
HAL_GPIO_Init(OTG_FS_PowerSwitchOn_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : PDM_OUT_Pin */
|
|
GPIO_InitStruct.Pin = PDM_OUT_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
|
|
HAL_GPIO_Init(PDM_OUT_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : B1_Pin */
|
|
GPIO_InitStruct.Pin = B1_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
HAL_GPIO_Init(B1_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : PA4 */
|
|
GPIO_InitStruct.Pin = GPIO_PIN_4;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pins : PA5 PA6 PA7 */
|
|
GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
|
|
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : BOOT1_Pin */
|
|
GPIO_InitStruct.Pin = BOOT1_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
HAL_GPIO_Init(BOOT1_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : CLK_IN_Pin */
|
|
GPIO_InitStruct.Pin = CLK_IN_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.Alternate = GPIO_AF5_SPI2;
|
|
HAL_GPIO_Init(CLK_IN_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pins : LD4_Pin LD3_Pin LD5_Pin LD6_Pin
|
|
Audio_RST_Pin */
|
|
GPIO_InitStruct.Pin = LD4_Pin|LD3_Pin|LD5_Pin|LD6_Pin
|
|
|Audio_RST_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pins : PC7 I2S3_SCK_Pin PC12 */
|
|
GPIO_InitStruct.Pin = GPIO_PIN_7|I2S3_SCK_Pin|GPIO_PIN_12;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.Alternate = GPIO_AF6_SPI3;
|
|
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : OTG_FS_OverCurrent_Pin */
|
|
GPIO_InitStruct.Pin = OTG_FS_OverCurrent_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
HAL_GPIO_Init(OTG_FS_OverCurrent_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pins : Audio_SCL_Pin Audio_SDA_Pin */
|
|
GPIO_InitStruct.Pin = Audio_SCL_Pin|Audio_SDA_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
|
|
GPIO_InitStruct.Pull = GPIO_PULLUP;
|
|
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
|
|
GPIO_InitStruct.Alternate = GPIO_AF4_I2C1;
|
|
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
|
|
|
|
/*Configure GPIO pin : MEMS_INT2_Pin */
|
|
GPIO_InitStruct.Pin = MEMS_INT2_Pin;
|
|
GPIO_InitStruct.Mode = GPIO_MODE_EVT_RISING;
|
|
GPIO_InitStruct.Pull = GPIO_NOPULL;
|
|
HAL_GPIO_Init(MEMS_INT2_GPIO_Port, &GPIO_InitStruct);
|
|
|
|
}
|
|
|
|
/* USER CODE BEGIN 4 */
|
|
|
|
/* USER CODE END 4 */
|
|
|
|
/**
|
|
* @brief This function is executed in case of error occurrence.
|
|
* @param None
|
|
* @retval None
|
|
*/
|
|
void Error_Handler(void)
|
|
{
|
|
/* USER CODE BEGIN Error_Handler */
|
|
/* User can add his own implementation to report the HAL error return state */
|
|
while(1)
|
|
{
|
|
}
|
|
/* USER CODE END Error_Handler */
|
|
}
|
|
|
|
#ifdef USE_FULL_ASSERT
|
|
|
|
/**
|
|
* @brief Reports the name of the source file and the source line number
|
|
* where the assert_param error has occurred.
|
|
* @param file: pointer to the source file name
|
|
* @param line: assert_param error line source number
|
|
* @retval None
|
|
*/
|
|
void assert_failed(uint8_t* file, uint32_t line)
|
|
{
|
|
/* USER CODE BEGIN 6 */
|
|
/* User can add his own implementation to report the file name and line number,
|
|
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
|
|
/* USER CODE END 6 */
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|