User's Manual

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Command description
Argument
Size
Value
Description
Command ID
1
0x7B
MFDF_COMMIT_TRANSACTION
Response description
ACK
1
0x00
Command ID
1
0x7B
MFDF_COMMIT_TRANSACTION
Example:
HOST=>READER: 0x7B – MFDF_COMMIT_TRANSACTION
READER=>HOST: 0x00 – ACK byte
0x7B – related command code MFDF_COMMIT_TRANSACTION
3.5.29 Abort transaction (0x7C)
This command invalidates all previous write access on backup data files, value files and record files within
one application. No arguments are required.
Command description
Argument
Size
Value
Description
Command ID
1
0x7C
MFDF_ABORT_TRANSACTION
Response description
ACK
1
0x00
Command ID
1
0x7C
MFDF_ABORT_TRANSACTION
Example:
HOST=>READER: 0x7C – MFDF_ABORT_TRANSACTION
READER=>HOST: 0x00 – ACK byte
0x7C – related command code MFDF_ABORT_TRANSACTION