Specifications

 * LED 8 pcs

 * 7-segment display

 * 8-bit Dip switch

 * LCD module

* Relay circuit

* Buzzer and 8 control buttons

* RS-232 circuit to communicate with a PC

* RS-485 circuit allows users to connect up to 255

   devices for multiprocessing and communication

    experiment.

* Ideal for LabVIEW/ GeniDAQ control experiment