Definition Of Clock/Data Interfaces; Omron 5Bit, Magstripe Track Ii; Wiegand - Siemens AR6181-MS Betriebsanleitung

Appendix
4.3

Definition of Clock/Data Interfaces

4.3.1

Omron 5Bit, Magstripe Track II

4.3.2

Wiegand

DATA 0 (D0)
DATA 1 (D1)
20
Siemens Building Technologies
Fire Safety & Security Products
Signal diagram:
Before and after data transmission there will be no clock pulses on the line
/CLOCK
/DATA
/CLS
t
v
t
n
 t
t / 3
a(n) n
 t
t / 2
b(n) n
t = t
v s
Structure of information:
According ISO7811-2 Track II (Start sentinel, Data, Stop sentinel, LRC)
Data format: 5 Bit, (4 Data bits, 1 parity)
Signal diagram:
t
n
0
1
t
n
Structure of information:
The characters / digits read out of cards (transponder) will be transmitted directly
1:1 (no change) without adding any information frames.
If there is a special format required, the corresponding information can be written
into a Mifare as ID-number to satisfy the needs of the customer.
t
n
t
a
0 1 1
t
b
 1 ms
10...12 ms
0 0
1
 1 ms
0 0
t
s
1
02.2010