Programming the AY-Dx9M
AY-Dx9M Family Installation and Programming Manual
17
5.3.1
Keypad Transmission Format Option Number
See Table 2 to determine the option number for the keypad
transmission format you wish to select.
Table 2: Keypad Transmission Format
Keypad Transmission Format
Option Number
Single Key, Wiegand 6-Bit (Rosslare Format)
Single Key, Wiegand 6-Bit with Parity Bits
Single Key, Wiegand 8-Bit, Nibbles Complemented
4 Keys Facility code, Wiegand 26-Bit
1 to 5 Keys + Facility code, Wiegand 26-Bit
6 Keys BCD and Parity Bits, Wiegand 26-Bit
Single Key, 3x4 Matrix Keypad
1 to 8 Keys BCD, Clock & Data Single Key
1*
2
3
4
5
6
7
8
* Option 1 is the default factory setting
More information on each of the different keypad transmission
formats is available below and on the following pages.
5.3.1.1
Single Key, Wiegand 6-Bit (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 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 1101 1 = "D" in Hexadecimal
