STM32H743I_EVAL BSP User Manual
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Functions | |
static void | I2Cx_MspInit (void) |
Initializes I2C MSP. | |
static void | I2Cx_Init (void) |
Initializes I2C HAL. | |
static void | I2Cx_Write (uint8_t Addr, uint8_t Reg, uint8_t Value) |
Writes a single data. | |
static uint8_t | I2Cx_Read (uint8_t Addr, uint8_t Reg) |
Reads a single data. | |
static HAL_StatusTypeDef | I2Cx_ReadMultiple (uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t *Buffer, uint16_t Length) |
Reads multiple data. | |
static HAL_StatusTypeDef | I2Cx_WriteMultiple (uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t *Buffer, uint16_t Length) |
Writes a value in a register of the device through BUS in using DMA mode. | |
static HAL_StatusTypeDef | I2Cx_IsDeviceReady (uint16_t DevAddress, uint32_t Trials) |
Checks if target device is ready for communication. | |
static void | I2Cx_Error (uint8_t Addr) |
Manages error callback by re-initializing I2C. | |
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, uint16_t Reg, uint16_t Value) |
Writes a single data. | |
uint16_t | AUDIO_IO_Read (uint8_t Addr, uint16_t Reg) |
Reads a single data. | |
void | AUDIO_IO_Delay (uint32_t Delay) |
AUDIO Codec delay. | |
void | EEPROM_IO_Init (void) |
Initializes peripherals used by the I2C EEPROM driver. | |
HAL_StatusTypeDef | EEPROM_IO_WriteData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize) |
Write data to I2C EEPROM driver in using DMA channel. | |
HAL_StatusTypeDef | EEPROM_IO_ReadData (uint16_t DevAddress, uint16_t MemAddress, uint8_t *pBuffer, uint32_t BufferSize) |
Read data from I2C EEPROM driver in using DMA channel. | |
HAL_StatusTypeDef | EEPROM_IO_IsDeviceReady (uint16_t DevAddress, uint32_t Trials) |
Checks if target device is ready for communication. | |
void | TS_IO_Init (void) |
Initialize I2C communication channel from MCU to TouchScreen (TS). | |
void | TS_IO_Write (uint8_t Addr, uint8_t Reg, uint8_t Value) |
Writes single data with I2C communication channel from MCU to TouchScreen. | |
uint8_t | TS_IO_Read (uint8_t Addr, uint8_t Reg) |
Reads single data with I2C communication channel from TouchScreen. | |
uint16_t | TS_IO_ReadMultiple (uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length) |
Reads multiple data with I2C communication channel from TouchScreen. | |
void | TS_IO_WriteMultiple (uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length) |
Writes multiple data with I2C communication channel from MCU to TouchScreen. | |
void | TS_IO_Delay (uint32_t Delay) |
Delay function used in TouchScreen low level driver. | |
void | OTM8009A_IO_Delay (uint32_t Delay) |
OTM8009A delay. |
Function Documentation
void AUDIO_IO_DeInit | ( | void | ) |
Deinitializes Audio low level.
- Return values:
-
None
Definition at line 1181 of file stm32h743i_eval.c.
void AUDIO_IO_Delay | ( | uint32_t | Delay | ) |
AUDIO Codec delay.
- Parameters:
-
Delay,: Delay in ms
- Return values:
-
None
Definition at line 1229 of file stm32h743i_eval.c.
void AUDIO_IO_Init | ( | void | ) |
Initializes Audio low level.
- Return values:
-
None
Definition at line 1172 of file stm32h743i_eval.c.
References I2Cx_Init().
uint16_t AUDIO_IO_Read | ( | uint8_t | Addr, |
uint16_t | Reg | ||
) |
Reads a single data.
- Parameters:
-
Addr,: I2C address Reg,: Reg address
- Return values:
-
Data to be read
Definition at line 1209 of file stm32h743i_eval.c.
References I2Cx_ReadMultiple().
void AUDIO_IO_Write | ( | uint8_t | Addr, |
uint16_t | Reg, | ||
uint16_t | Value | ||
) |
Writes a single data.
- Parameters:
-
Addr,: I2C address Reg,: Reg address Value,: Data to be written
- Return values:
-
None
Definition at line 1192 of file stm32h743i_eval.c.
References I2Cx_WriteMultiple().
void EEPROM_IO_Init | ( | void | ) |
Initializes peripherals used by the I2C EEPROM driver.
- Return values:
-
None
Definition at line 1240 of file stm32h743i_eval.c.
References I2Cx_Init().
Referenced by BSP_EEPROM_Init().
HAL_StatusTypeDef EEPROM_IO_IsDeviceReady | ( | uint16_t | DevAddress, |
uint32_t | Trials | ||
) |
Checks if target device is ready for communication.
- Note:
- This function is used with Memory devices
- Parameters:
-
DevAddress,: Target device address Trials,: Number of trials
- Return values:
-
HAL status
Definition at line 1278 of file stm32h743i_eval.c.
References I2Cx_IsDeviceReady().
Referenced by BSP_EEPROM_Init(), and BSP_EEPROM_WaitEepromStandbyState().
HAL_StatusTypeDef EEPROM_IO_ReadData | ( | uint16_t | DevAddress, |
uint16_t | MemAddress, | ||
uint8_t * | pBuffer, | ||
uint32_t | BufferSize | ||
) |
Read data from I2C EEPROM driver in using DMA channel.
- Parameters:
-
DevAddress,: Target device address MemAddress,: Internal memory address pBuffer,: Pointer to data buffer BufferSize,: Amount of data to be read
- Return values:
-
HAL status
Definition at line 1266 of file stm32h743i_eval.c.
References I2Cx_ReadMultiple().
Referenced by BSP_EEPROM_ReadBuffer().
HAL_StatusTypeDef EEPROM_IO_WriteData | ( | uint16_t | DevAddress, |
uint16_t | MemAddress, | ||
uint8_t * | pBuffer, | ||
uint32_t | BufferSize | ||
) |
Write data to I2C EEPROM driver in using DMA channel.
- Parameters:
-
DevAddress,: Target device address MemAddress,: Internal memory address pBuffer,: Pointer to data buffer BufferSize,: Amount of data to be sent
- Return values:
-
HAL status
Definition at line 1253 of file stm32h743i_eval.c.
References I2Cx_WriteMultiple().
Referenced by BSP_EEPROM_WritePage().
static void I2Cx_Error | ( | uint8_t | Addr | ) | [static] |
Manages error callback by re-initializing I2C.
- Parameters:
-
Addr,: I2C Address
- Return values:
-
None
Definition at line 962 of file stm32h743i_eval.c.
References heval_I2c, and I2Cx_Init().
Referenced by I2Cx_Read(), I2Cx_ReadMultiple(), I2Cx_Write(), and I2Cx_WriteMultiple().
static void I2Cx_Init | ( | void | ) | [static] |
Initializes I2C HAL.
- Return values:
-
None
Definition at line 827 of file stm32h743i_eval.c.
References EVAL_I2Cx, heval_I2c, and I2Cx_MspInit().
Referenced by AUDIO_IO_Init(), EEPROM_IO_Init(), I2Cx_Error(), and TS_IO_Init().
static HAL_StatusTypeDef I2Cx_IsDeviceReady | ( | uint16_t | DevAddress, |
uint32_t | Trials | ||
) | [static] |
Checks if target device is ready for communication.
- Note:
- This function is used with Memory devices
- Parameters:
-
DevAddress,: Target device address Trials,: Number of trials
- Return values:
-
HAL status
Definition at line 952 of file stm32h743i_eval.c.
References heval_I2c.
Referenced by EEPROM_IO_IsDeviceReady().
static void I2Cx_MspInit | ( | void | ) | [static] |
Initializes I2C MSP.
- Return values:
-
None
Definition at line 775 of file stm32h743i_eval.c.
References EVAL_I2Cx_CLK_ENABLE, EVAL_I2Cx_ER_IRQn, EVAL_I2Cx_EV_IRQn, EVAL_I2Cx_FORCE_RESET, EVAL_I2Cx_RELEASE_RESET, EVAL_I2Cx_SCL_PIN, EVAL_I2Cx_SCL_SDA_AF, EVAL_I2Cx_SCL_SDA_GPIO_CLK_ENABLE, EVAL_I2Cx_SCL_SDA_GPIO_PORT, and EVAL_I2Cx_SDA_PIN.
Referenced by I2Cx_Init().
static uint8_t I2Cx_Read | ( | uint8_t | Addr, |
uint8_t | Reg | ||
) | [static] |
Reads a single data.
- Parameters:
-
Addr,: I2C address Reg,: Register address
- Return values:
-
Read data
Definition at line 874 of file stm32h743i_eval.c.
References heval_I2c, and I2Cx_Error().
Referenced by TS_IO_Read().
static HAL_StatusTypeDef I2Cx_ReadMultiple | ( | uint8_t | Addr, |
uint16_t | Reg, | ||
uint16_t | MemAddress, | ||
uint8_t * | Buffer, | ||
uint16_t | Length | ||
) | [static] |
Reads multiple data.
- Parameters:
-
Addr,: I2C address Reg,: Reg address MemAddress,: memory address to be read Buffer,: Pointer to data buffer Length,: Length of the data
- Return values:
-
Number of read data
Definition at line 899 of file stm32h743i_eval.c.
References EXC7200_I2C_ADDRESS, heval_I2c, and I2Cx_Error().
Referenced by AUDIO_IO_Read(), EEPROM_IO_ReadData(), and TS_IO_ReadMultiple().
static void I2Cx_Write | ( | uint8_t | Addr, |
uint8_t | Reg, | ||
uint8_t | Value | ||
) | [static] |
Writes a single data.
- Parameters:
-
Addr,: I2C address Reg,: Register address Value,: Data to be written
- Return values:
-
None
Definition at line 854 of file stm32h743i_eval.c.
References heval_I2c, and I2Cx_Error().
Referenced by TS_IO_Write().
static HAL_StatusTypeDef I2Cx_WriteMultiple | ( | uint8_t | Addr, |
uint16_t | Reg, | ||
uint16_t | MemAddress, | ||
uint8_t * | Buffer, | ||
uint16_t | Length | ||
) | [static] |
Writes a value in a register of the device through BUS in using DMA mode.
- Parameters:
-
Addr,: Device address on BUS Bus. Reg,: The target register address to write MemAddress,: memory address to be written Buffer,: The target register value to be written Length,: buffer size to be written
- Return values:
-
HAL status
Definition at line 930 of file stm32h743i_eval.c.
References heval_I2c, and I2Cx_Error().
Referenced by AUDIO_IO_Write(), EEPROM_IO_WriteData(), and TS_IO_WriteMultiple().
void OTM8009A_IO_Delay | ( | uint32_t | Delay | ) |
void TS_IO_Delay | ( | uint32_t | Delay | ) |
Delay function used in TouchScreen low level driver.
- Parameters:
-
Delay,: Delay in ms
- Return values:
-
None
Definition at line 1351 of file stm32h743i_eval.c.
void TS_IO_Init | ( | void | ) |
Initialize I2C communication channel from MCU to TouchScreen (TS).
Definition at line 1289 of file stm32h743i_eval.c.
References I2Cx_Init().
uint8_t TS_IO_Read | ( | uint8_t | Addr, |
uint8_t | Reg | ||
) |
Reads single data with I2C communication channel from TouchScreen.
- Parameters:
-
Addr,: I2C address Reg,: Register address
- Return values:
-
Read data
Definition at line 1313 of file stm32h743i_eval.c.
References I2Cx_Read().
uint16_t TS_IO_ReadMultiple | ( | uint8_t | Addr, |
uint8_t | Reg, | ||
uint8_t * | Buffer, | ||
uint16_t | Length | ||
) |
Reads multiple data with I2C communication channel from TouchScreen.
- Parameters:
-
Addr,: I2C address Reg,: Register address Buffer,: Pointer to data buffer Length,: Length of the data
- Return values:
-
Number of read data
Definition at line 1327 of file stm32h743i_eval.c.
References I2Cx_ReadMultiple().
void TS_IO_Write | ( | uint8_t | Addr, |
uint8_t | Reg, | ||
uint8_t | Value | ||
) |
Writes single data with I2C communication channel from MCU to TouchScreen.
- Parameters:
-
Addr,: I2C address Reg,: Register address Value,: Data to be written
Definition at line 1301 of file stm32h743i_eval.c.
References I2Cx_Write().
void TS_IO_WriteMultiple | ( | uint8_t | Addr, |
uint8_t | Reg, | ||
uint8_t * | Buffer, | ||
uint16_t | Length | ||
) |
Writes multiple data with I2C communication channel from MCU to TouchScreen.
- Parameters:
-
Addr,: I2C address Reg,: Register address Buffer,: Pointer to data buffer Length,: Length of the data
- Return values:
-
None
Definition at line 1341 of file stm32h743i_eval.c.
References I2Cx_WriteMultiple().
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