OBID
i-scan
®
UHF
Manual
ID ISC.MU02.02
FEIG ELECTRONIC GmbH
Page 27 of 96
H90701-3e-ID-B
7.2.1. Magnetic Stripe Emulation
Data Format:
The following table shows data coding depending on DC-FORMAT.
For cutting the length of data output the parameters D_LGT and D_START.
DC-FORMAT
b001
b010
b101
b011
binary 1:1
according
ISO 7811-2
(5 bit)
according
ISO 7811-2
(7 bit)
raw data
MSB......LSB
P / MSB.....LSB
P / MSB..........LSB
0x0
b 0 0 0 0
b 1 / 0 0 0 0
b 0 / 0 1 0 0 0 0
0x1
b 0 0 0 1
b 0 / 0 0 0 1
b 1 / 0 1 0 0 0 1
0x2
b 0 0 1 0
b 0 / 0 0 1 0
b 1 / 0 1 0 0 1 0
0x3
b 0 0 1 1
b 1 / 0 0 1 1
b 0 / 0 1 0 0 1 1
0x4
b 0 1 0 0
b 0 / 0 1 0 0
b 1 / 0 1 0 1 0 0
0x5
b 0 1 0 1
b 1 / 0 1 0 1
b 0 / 0 1 0 1 0 1
0x6
b 0 1 1 0
b 1 / 0 1 1 0
b 0 / 0 1 0 1 1 0
0x7
b 0 1 1 1
b 0 / 0 1 1 1
b 1 / 0 1 0 1 1 1
0x8
b 1 0 0 0
b 0 / 1 0 0 0
b1 / 0 1 1 0 0 0
0x9
b 1 0 0 1
b 1 / 1 0 0 1
b 0 / 0 1 1 0 0 1
0xA
b 1 0 1 0
b 1 / 1 0 1 0
b 1 / 1 0 0 0 0 1
0xB
b 1 0 1 1
b 0 / 1 0 1 1
b 1 / 1 0 0 0 1 0
0xC
b 1 1 0 0
b 1 / 1 1 0 0
b 0 / 1 0 0 0 1 1
0xD
b 1 1 0 1
b 0 / 1 1 0 1
b 1 / 1 0 0 1 0 0
0xE
b 1 1 1 0
b 0 / 1 1 1 0
b 0 / 1 0 0 1 0 1
0xF
b 1 1 1 1
b 1 / 1 1 1 1
b 0 / 1 0 0 1 1 0
Start „%“
-
b 0 / 1 0 1 1
b 1 / 0 0 0 1 0 1
Stop „?“
-
b 1 / 1 1 1 1
b 0 / 0 1 1 1 1 1
Example
: Output of raw data 0x19BF
Sign
DC-FORMAT
prefix
(16*0)
Start
%
0x1
0x9
0xB
0xF
Stop
?
LRC
trailer
(16*0)
b001
-
-
0001
1001
1011
1111
-
-
-
b010
-
1101/0
1000/0
1001/1
1101/0
1111/1
1111/1
0001/0
-
b101
000...000 1101/0
1000/0
1001/1
1101/0
1111/1
1111/1
0001/0
000...000
b011
-
101000/1 100010/1 100110/0 010001/1 011001/0 111110/0 011010/0
-
Time
LRC
XOR operation on Start-, Data and Stop-sign
Timing
The following diagram represents the signal response of the 3 data lines of the data-
/clock-interface in magnetic strip emulation.