stm32f4_discovery.c File Reference

This file provides set of firmware functions to manage Leds and push-button available on STM32F4-Discovery Kit from STMicroelectronics. More...

#include "stm32f4_discovery.h"

Go to the source code of this file.

Defines
#define	__STM32F4_DISCO_BSP_VERSION_MAIN   (0x02)
	STM32F4 DISCO BSP Driver version number V2.1.2.
#define	__STM32F4_DISCO_BSP_VERSION_SUB1   (0x01)
#define	__STM32F4_DISCO_BSP_VERSION_SUB2   (0x02)
#define	__STM32F4_DISCO_BSP_VERSION_RC   (0x00)
#define	__STM32F4_DISCO_BSP_VERSION
Functions
static void	I2Cx_Init (void)
	Configures I2C interface.
static void	I2Cx_WriteData (uint8_t Addr, uint8_t Reg, uint8_t Value)
	Write a value in a register of the device through BUS.
static uint8_t	I2Cx_ReadData (uint8_t Addr, uint8_t Reg)
	Read a register of the device through BUS.
static void	I2Cx_MspInit (void)
	I2C MSP Initialization.
static void	I2Cx_Error (uint8_t Addr)
	Manages error callback by re-initializing I2C.
static void	SPIx_Init (void)
	SPIx Bus initialization.
static void	SPIx_MspInit (void)
	SPI MSP Init.
static uint8_t	SPIx_WriteRead (uint8_t Byte)
	Sends a Byte through the SPI interface and return the Byte received from the SPI bus.
static void	SPIx_Error (void)
	SPIx error treatment function.
void	ACCELERO_IO_Init (void)
	Configures the Accelerometer SPI interface.
void	ACCELERO_IO_ITConfig (void)
	Configures the Accelerometer INT2.
void	ACCELERO_IO_Write (uint8_t *pBuffer, uint8_t WriteAddr, uint16_t NumByteToWrite)
	Writes one byte to the Accelerometer.
void	ACCELERO_IO_Read (uint8_t *pBuffer, uint8_t ReadAddr, uint16_t NumByteToRead)
	Reads a block of data from the Accelerometer.
void	AUDIO_IO_Init (void)
	Initializes Audio low level.
void	AUDIO_IO_DeInit (void)
	DeInitializes Audio low level.
void	AUDIO_IO_Write (uint8_t Addr, uint8_t Reg, uint8_t Value)
	Writes a single data.
uint8_t	AUDIO_IO_Read (uint8_t Addr, uint8_t Reg)
	Reads a single data.
uint32_t	BSP_GetVersion (void)
	This method returns the STM32F4 DISCO BSP Driver revision.
void	BSP_LED_Init (Led_TypeDef Led)
	Configures LED GPIO.
void	BSP_LED_On (Led_TypeDef Led)
	Turns selected LED On.
void	BSP_LED_Off (Led_TypeDef Led)
	Turns selected LED Off.
void	BSP_LED_Toggle (Led_TypeDef Led)
	Toggles the selected LED.
void	BSP_PB_Init (Button_TypeDef Button, ButtonMode_TypeDef Mode)
	Configures Button GPIO and EXTI Line.
uint32_t	BSP_PB_GetState (Button_TypeDef Button)
	Returns the selected Button state.
Variables
GPIO_TypeDef *	GPIO_PORT [LEDn]
const uint16_t	GPIO_PIN [LEDn]
GPIO_TypeDef *	BUTTON_PORT [BUTTONn] = {KEY_BUTTON_GPIO_PORT}
const uint16_t	BUTTON_PIN [BUTTONn] = {KEY_BUTTON_PIN}
const uint8_t	BUTTON_IRQn [BUTTONn] = {KEY_BUTTON_EXTI_IRQn}
uint32_t	I2cxTimeout = I2Cx_TIMEOUT_MAX
uint32_t	SpixTimeout = SPIx_TIMEOUT_MAX
static SPI_HandleTypeDef	SpiHandle
static I2C_HandleTypeDef	I2cHandle

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Detailed Description

This file provides set of firmware functions to manage Leds and push-button available on STM32F4-Discovery Kit from STMicroelectronics.

Author:

MCD Application Team

Version:

V2.1.2

Date:

31-January-2017

Attention:

© COPYRIGHT(c) 2017 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.

Definition in file stm32f4_discovery.c.