SpeedFace M4
User Manual
P a g e
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Copyright©2021ZKTECO CO., LTD. All rights reserved.
Wiegand37
OMMMMSSSSSSSSSSSSCCCCCCCCCCCCCCCCCCCE
It consists of 37 bits of binary code. The 1
st
bit is the odd parity bit of the 2
nd
to
18
th
bits, while the 37
th
bit is the even parity bit of the 19
th
to 36
th
bits. The 2
nd
to
4
th
bits is the manufacturer codes. The 5
th
to 16
th
bits is the site codes, and the 21
st
to 36
th
bits are the card numbers.
Wiegand37a
EMMMFFFFFFFFFFSSSSSSCCCCCCCCCCCCCCCCO
It consists of 37 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to
18
th
bits, while the 37
th
bit is the odd parity bit of the 19
th
to 36
th
bits. The 2
nd
to 4
th
bits is the manufacturer codes. The 5
th
to 14
th
bits is the device codes, and15
th
to
20
th
bits are the site codes, and the 21
st
to 36
th
bits are the card numbers.
Wiegand50
ESSSSSSSSSSSSSSSSCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCO
It consists of 50 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to
25
th
bits, while the 50
th
bit is the odd parity bit of the 26
th
to 49
th
bits. The 2
nd
to
17
th
bits is the site codes, and the 18
th
to 49
th
bits are the card numbers.
"C"
denotes the card number;
"E"
denotes the even parity bit;
"O"
denotes the odd parity bit;
"F"
denotes the facility code;
"M"
denotes the manufacturer code;
"P"
denotes the parity bit; and
"S"
denotes the site code.
Wiegand output
Menu
Descriptions
SRB
When SRB is enabled, the lock is controlled by the SRB to prevent the lock
from being opened due to device removal.
Wiegand Format
Values range from 26 bits, 34 bits, 36 bits, 37 bits, and 50 bits.
Wiegand output bits
After choosing the Wiegand format, you can select one of the corresponding
output digits in the Wiegand format
Failed ID
If the verification is failed, the system will send the failed ID to the device and
replace the card number or personnel ID with the new ones.
