ST STM32F2 User Manual

HAL I2C Generic Driver
UM1940
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DocID028236 Rev 2
Parameters
hi2c: Pointer to a I2C_HandleTypeDef structure that contains
the configuration information for the specified I2C.
pData: Pointer to data buffer
Size: Amount of data to be sent
Timeout: Timeout duration
Return values
HAL: status
HAL_I2C_Mem_Write
Function name
HAL_StatusTypeDef HAL_I2C_Mem_Write
(I2C_HandleTypeDef * hi2c, uint16_t DevAddress, uint16_t
MemAddress, uint16_t MemAddSize, uint8_t * pData, uint16_t
Size, uint32_t Timeout)
Function description
Write an amount of data in blocking mode to a specific memory
address.
Parameters
hi2c: Pointer to a I2C_HandleTypeDef structure that contains
the configuration information for the specified I2C.
DevAddress: Target device address
MemAddress: Internal memory address
MemAddSize: Size of internal memory address
pData: Pointer to data buffer
Size: Amount of data to be sent
Timeout: Timeout duration
Return values
HAL: status
HAL_I2C_Mem_Read
Function name
HAL_StatusTypeDef HAL_I2C_Mem_Read
(I2C_HandleTypeDef * hi2c, uint16_t DevAddress, uint16_t
MemAddress, uint16_t MemAddSize, uint8_t * pData, uint16_t
Size, uint32_t Timeout)
Function description
Read an amount of data in blocking mode from a specific memory
address.
Parameters
hi2c: Pointer to a I2C_HandleTypeDef structure that contains
the configuration information for the specified I2C.
DevAddress: Target device address
MemAddress: Internal memory address
MemAddSize: Size of internal memory address
pData: Pointer to data buffer
Size: Amount of data to be sent
Timeout: Timeout duration
Return values
HAL: status
HAL_I2C_IsDeviceReady
Function name
HAL_StatusTypeDef HAL_I2C_IsDeviceReady
(I2C_HandleTypeDef * hi2c, uint16_t DevAddress, uint32_t
Trials, uint32_t Timeout)
Function description
Checks if target device is ready for communication.

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English