P a g e
|
40
GDS3705 User Manual
Version 1.0.1.16
Output example with 3
rd
party power supply for Wiegand device
Figure 25: Wiegand Output Wiring Example
When the Wiegand output of the GDS3705 is connected, it acts as the signal receiver of the 3
rd
party
Wiegand device, connecting to door controller. The major wiring is GND, D0, and D1. Because usually the
door controller will consume big current and power, the power supply should be separated.
Wiegand RFID Card Reader Example
Figure 26: Wiegand RFID Card Reader Example