Dual Wiegand Card Reader MicroController with 2 8amp Form_C Relays and serial I/O.
The DSC2 is an 8051 based microcontroller (DS80C320) with 2-Wiegand Card Reader control/ interface ports and resources for 4 TTL/CMOS inputs, 2 relay outputs (Form A, 30Vdc @ 1A max.), and 3 additional TTL/CMOS outputs for the readers. In addition the unit can sense several jumper settings, has 7 onboard LED indicators and, a socket for an optional battery backed clock/calendar/RAM. The DSC2 has an addressable (8-bit) RS485 communications port for operation up to 115.2K Baud. An onboard switching regulator allows for 9-35VDC operation of the unit.
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