Specification
PIN description
Pin | Color | Description |
1 | RED | DC12V |
2 | BLACK | GND |
3 | GREEN | WG data0(RS485+) |
4 | WHITE | WG data1(RS485-) |
5 | YELLOW | BUZZER |
6 | GREY | Select,No Contact means WG26,Connect to GND means WG34 output |
About Wiegand
Wiegand 26bits Format Interface
Wiegand 26bits Format Interface comprises of 26bits data including 24 user bits and 2 parity check bits. The 24 user bits correspond to the latter 40 user bits in tags.
Bit | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 |
PE | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | D | PO | |
E | E | E | E | E | E | E | E | E | E | E | E | O | O | O | O | O | O | O | O | O | O | O | O | |||
D40 | D41 | D42 | D43 | D50 | D51 | D52 | D53 | D60 | D61 | D62 | D63 | D70 | D71 | D72 | D73 | D80 | D81 | D82 | D83 | D90 | D91 | D92 | D93 |
1. PE as even parity check bit and PO as odd parity check bit;
2. The bits marked with E go for even parity check and the bits marked with O go for odd parity check;
Wiegand 26bits Format Timing
SYMBOL | DESCRIPTION | VALUE( Typ. ) |
THD | Sending Start Delay | 0.06ms |
TSD | Sending Stop Delay | 2ms |
TDW | Data pulse width | 0.4ms |
TIW | Data pulse interval width | 2ms |