ID Tech RS-232 User Manual page 57

Appendix B
MAGNETIC STRIPE FORMAT
The Omni reader is shipped from the factory with the following magnetic
stripe default settings already programmed:
Magnetic Track Basic Data Format
Track 1: <SS1><T 1 Data><ES><CR>*
Track 2: <SS2><T 2 Data><ES><CR>*
Track 3: <SS3><T 3 Data><ES><CR>*
where: SS1(start sentinel track 1) = %
SS2(start sentinel track 2) = ;
SS3(start sentinel track 3) = ; for ISO, ! for CDL, % for AAMVA
ES(end sentinel all tracks) = ?
<CR> = Carriage Return
Start or End Sentinel: Characters in encoding format which come before the
first data character (start) and after the last data character (end), indicating the
beginning and end, respectively, of data.
Track Separator: A designated character which separates data tracks.
Terminator: A designated character which comes at the end of the last track of
data, to separate card reads.
LRC: Check character, following end sentinel.
CDL: Old California Drivers License format.
*Note: The <CR> commands shown above for tracks 1 & 2 and 2 & 3 denote the
default character for this position, the Track Separator position. The <CR> command
shown for track 3 denotes the default character for this position, the Terminator posi-
tion.
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