
Functional Description
Wiegand Data Description
1. The Wiegand format of the card reader can be customized according to the customer's
needs. The format range is: 26 ~37bit Wiegand.The EM card and IC card output 26~37bit
Wiegand in the factory format. HID card has nothing to do with factory Settings, and automat-
ically outputs 26 ~ 37bit Wiegand in card format.
2. The green line D0 is Wiegand signal data line 0, and the white line D1 is data line 1.Usually
high level, low level represents the output data.Low level pulse width is 40uS,The pulse width
interval is 2mS.The following figure illustrates the waveform of data "0101".
1. When swiping the card, the indicator light turns green and the reader has a steady
beep.Then indicator light turns red, wiegand signal is output at the same time.
2. When the LED line is lowered, the indicator light turns green; when the LED line is set
high, the indicator light turns red.
3. When the BZ line is lowered, the buzzer rings. When the BZ line is lowered for more than
30 seconds or set higher, the buzzer will return to normal.
4. When the machine is illegally disassembled, the buzzer will ring and automatically stop
after 1 minute.