Digital I/O

* 8 LEDs

* 7-segment display

* 8-bit DIP switch

* LCD Module

* Relay circuit

* A buzzer and 8 control buttons

* RS-232 circuit for communication with a PC

* RS-485 circuit allows users to connect up to 255 devices for multiprocessing and communication experiments

* ideal for LabVIEW and GeniDAQ control experiment