The Amiga 8520 controls, among other things, a single port EIA RS-232C (CCITT V.28) communications interface with a single character buffer. Such an interface is built-in to all Amiga machines.
Input and output for each line may set to one of following baud rates; 50, 75, 110, 134.5, 150, 300, 600, 1200, 1800, 2400, 4800, 9600, 19200, 38400, 57600 or 76800.