Reader Operation
AYC-F/Gx4 Series Installation and Programming Manual 21
3. Enter one of the following codes:
1 – Single Key, Wiegand 6-Bit (Rosslare Format) (default)
2 – Single Key, Wiegand 6-Bit with Nibble + Parity Bits
3 – Single Key, Wiegand 8-Bit, Nibbles Complemented
4 – 4 Keys Binary + Facility Code, Wiegand 26-Bit
5 – 1 to 5 Keys + Facility Code, Wiegand 26-Bit
6 – 6 Keys BCD and Parity Bits, Wiegand 26-Bit
7 – Single Key, 3x4 Matrix Keypad
8 – 1 to 8 Keys BCD, Clock & Data Single Key
When selecting Option 8, the Program LED turns orange,
awaiting an additional key input to select the number of keys.
You hear three beeps.
The system returns to Standby mode.
If an incorrect option number is entered, the reader returns to
Standby mode and the keypad transmission format remains
unchanged.
4.2.3.1 Single Key, 6-Bit Wiegand (Rosslare Format)
Each key press immediately sends 4 bits with 2 parity bits added –
even parity for the first 3 bits and odd parity for the last 3 bits.
0= 1 1010 0 ="A" in Hexadecimal 6= 1 0110 0
1= 0 0001 0 7= 1 0111 1
2= 0 0010 0 8= 1 1000 1
3= 0 0011 1 9= 1 1001 0
4= 1 0100 1
= 1 1011 1 ="B" in Hexadecimal
5= 1 0101 0 #= 0 1100 1 ="C" in Hexadecimal