Star Micronics TCP300 Programmer's Manual page 14

Command Transfer Formats
STX 21h
=22h
BCC
Response Transfer Formats
STX 21h
(2) Second track read command (Model: TCP300/310)
General Description
This command waits the second track read of a magnetic strip encoded in the following formats.
• 7-bit format conforming to JISX6302
• 6-bit format conforming to ISO 7811/2 first track
• 4-bit format conforming to ISO 7811/2 second and third tracks
Note that this command can be used with on models with one magnetic stripe (TCP300).
See the first track read command for details on other descriptions and operations.
Command Transfer Formats
STX 22h
=21h
BCC
Response Transfer Formats
STX 22h
ETX BCC
Status Read Data String
ETX BCC
Status Read Data String
ETX BCC
ETX BCC
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