DataCard ImageCard IV, Руководство пользователя, Страница: 192 / 204

D-8
User’s Guide for the ImageCard® IV Printer
Magnetic Stripe settings used by the ImageCard
IV printer
The following table presents technical details that apply to encoding magnetic stripe
data.
IATA ABA TTS NTT Binary
Character Differential 32 48 48 0 0
Start Sentinel (SS)
(ASCII character) % (37) ; (59) ; (59) 127 None
End Sentinel (ES)
(ASCII character) ? (63) ? (63) ? (63) 127 None
Lowest ASCII Character space (32) 0 (48) 0 (48) (1) 0
Highest ASCII Character _ (95) ? (63) ? (63) (126) 255
Character-level parity (VRC) Odd Odd Odd Even None
Cumulative parity (LRC) Even Even Even Even None
Density in bits per inch 210 75 210 210 210
Data bits per character 6 4 4 7 8
Maximum number of
encodable characters (not
including start and end
sentinel or LRC) 76 37 104 69 33
Encoding direction SS first SS first SS first SS last SS first
Start sentinel adjustment 336 336 336 336 336