DlnI2cSlaveGetAddress() Function

The DlnI2cSlaveGetAddress() function retrieves one of the I²C slave addresses, assigned to the specified I²C slave module. The total number of simultaneously assigned addresses can be retrieved with the DlnI2cSlaveGetAddressCount() function.

Syntax

C/C++

DLN_RESULT DlnI2cSlaveGetAddress(
   HDLN handle,
   uint8_t port,
   uint8_t slaveAddressNumber,
   uint8_t* address
);

Parameters

handle: A handle to the DLN-series adapter.
port: A number of the I²C slave port.
slaveAddressNumber: A number of the I²C slave address to be retrieved. The slaveAddressNumber value can be in the range from 0 up to (but not including) the value returned by the DlnI2cSlaveGetAddressCount() function.
address: A pointer to an unsigned 8-bit integer that receives the I²C slave address.

Return Value

DLN_RES_SUCCESS (0x00): The function successfully retrieved the I²C slave address.
DLN_RES_INVALID_PORT_NUMBER (0xA8): The port number is not valid. Use the DlnI2cSlaveGetPortCount() function to find the maximum possible port number.

Remarks

The DlnI2cSlaveGetAddress() function is defined in the dln_i2c_slave.h file.

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