1.1.11.16 I2CSMBx_HostWriteReadBlock Function
C
/* x = I2C SMBUS peripheral instance number */
/* I2C SMBUS Host mode */
void I2CSMBx_HostWriteReadBlock(uint8_t address, uint8_t cmd, void* pWrdata, uint32_t nWrBytes)
Summary
Writes a block of data and then reads a block of data from the slave
Description
Writes a block of data and then reads a block of data from the slave
Precondition
I2CSMBx_Initialize must have been called for the associated I2C instance.
Parameters
| Param | Description |
|---|---|
| address | 7-bit / 10-bit slave address. |
| cmd | command byte |
| pWrdata | pointer to write data buffer |
| nWrBytes | Number of bytes to write |
Returns
None
Example
#define HOST_CMD_WRITE_READ_BLOCK 6 uint8_t wrBuffer[50] = {0}; I2CSMB0_HostWriteReadBlock(I2C_SLAVE_ADDR, HOST_CMD_WRITE_READ_BLOCK, wrBuffer, 32);
Remarks
None