Attached is the TWI interrupt based example code that can be directly run on ADSP-BF609 Ezkit. TWI1 is configured as Master transmitter and TWI0 as Slave receiver.
Following connections should be made on EI3 probing adapter which is connected to Port 1B.
TWI0_SCL (Pin 79) <-----> TWI1_SCL (Pin 42)
TWI0_SDA (Pin 80) <-----> TWI1_SDA (Pin 41)