DataCard CP80 Plus Service Manual page 44

5-bit Numeric Character Set as Defined by ISO/IEC 7811
Code Description
H These characters are used to control the hardware and cannot be part of the data
content. (These may or may not be used by various device manufacturers.)
S,E,F Reserved characters for Start Sentinel, End Sentinel, and Field Separator.
2-30
Note Char Parity
2
0 1 0
1 0 0
2 0 0
3 1 0
4 0 0
5 1 0
6 1 0
7 0 0
8 0 1
9 1 1
H : 1 1
S ; 0 1
H < 1 1
F = 0 1
H > 0 1
E ? 1 1
Binary
2 2 2
3 2 1 0
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
Theory of Operation