... into existing devices 2. Multi-interface: RS232, RS485, USB, TTL, SPI, C&D, ABA1/2, Wiegand ... security, expandable on request3. Multi-interface: RS232, RS485, USB 2.0, TTL, SPI, Clock & Data / ABA1, ... It includes API, Host Demo, user manual, USB driver and program example. It s developed by ... Power supply (9V) (3) Serial communication cable (4) USB communication cable (5) Wires (6) Testing cards (7) ...