2.56.12 I2Cx_ReadByte Function
C
/* x = I2C instance number */
/* I2C slave mode */
uint8_t I2Cx_ReadByte(void)
Summary
Read the received I2C byte
Description
This function returns the I2C data byte.
Precondition
I2Cx_Initialize must have been called for the associated I2C instance.
Parameters
None.
Returns
The data byte present in the data buffer.
Example
bool APP_I2C_SLAVE_Callback ( I2C_SLAVE_TRANSFER_EVENT event, uintptr_t contextHandle )
{
switch(event)
{
case I2C_SLAVE_TRANSFER_EVENT_ADDR_MATCH:
// Handle address match event
break;
case I2C_SLAVE_TRANSFER_EVENT_RX_READY:
// Read the received data byte
rxData = I2C1_ReadByte();
break;
case I2C_SLAVE_TRANSFER_EVENT_TX_READY:
// Provide data to I2C master
I2C1_WriteByte(txData);
break;
case I2C_SLAVE_TRANSFER_EVENT_STOP_BIT_RECEIVED:
// Handle stop bit received event
break;
}
}
Remarks
None.
