ProFace X (DS) User Manual
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7.6.1 Wiegand Input
Function Description
Function Name Descriptions
Wiegand Format
Its value can be 26 bits, 34 bits, 36 bits, 37 bits, and 50 bits.
Wiegand Bits
The number of bits of the Wiegand data.
Pulse Width(us)
The value of the pulse width sent by Wiegand is 100 microseconds by default, which
can be adjusted within the range of 20 to 100 microseconds.
Pulse
Interval(us)
The default value is 1000 microseconds and can be adjusted within the range of 200
to 20000 microseconds.
ID Type
Select between the User ID and card number.
Various Common Wiegand Format Description:
Wiegand Format Description
Wiegand26
ECCCCCCCCCCCCCCCCCCCCCCCCO
It consists of 26 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to 13
th
bits, while the 26
th
bit is the odd parity bit of the 14
th
to 25
th
bits. The 2
nd
to 25
th
bits
are the card numbers.
Wiegand26a
ESSSSSSSSCCCCCCCCCCCCCCCCO
It consists of 26 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to 13
th
bits, while the 26
th
bit is the odd parity bit of the 14
th
to 25
th
bits. The 2
nd
to 9
th
bits is
the site codes, while the 10
th
to 25
th
bits are the card numbers.
Wiegand34
ECCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCO
It consists of 34 bits of binary code. The 1
st
bit is the even parity bit of the 2
nd
to 17
th
bits, while the 34
th
bit is the odd parity bit of the 18
th
to 33
rd
bits. The 2
nd
to 25
th
bits
are the card numbers.