Unitech MR350MKII Barcode Reader User Manual


 
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restored from the Flash ROM.The hard reset command will not purge the
program files that stored on Flash ROM
The hard reset command does not have any parameter or value. The
equivalent keypad invoking sequence is entering the supervisor mode and
selecting an initialization command.
2. Abort ( ESC A )
Abort is the "soft reset" command. The MR350MKII terminates its
execution and returns to ready mode. Programs and data that have been
stored in the MR350MKII RAM space are preserved. The system
parameters remain unchanged. The abort command does not have any
parameter or value. The equivalent keypad invoking sequence is pressing the
[SHIFT] and [F5/*] keys at the same time.
3. Execute ( ESC X filename )
The host system may instruct the MR350MKII to execute a program which
is resided in the RAM or Flash ROM of MR350MKII. The host issues this
command with the executable program name as its parameter. The
MR350MKII acknowledges with an ACK response if the program exists and
starts execution.
The Execute command has one parameter, the file name. The Execute
command can also be invoked via the MR350MKII workstation menu.
Execute Flash ROM program ( ESC X/ROM filename )
The host system may instruct the MR350MKII to execute a program which
is resided in the Flash ROM of MR350MKII.
4. Directory ( ESC D )
The directory command instructs the MR350MKII to return a list of
available files in the RAM of the MR350MKII. The directory command can
also be invoked via the MR350MKII workstation menu. When invoked from
the keypad the directory is listed on the LCD display.
Directory Flash ROM ( ESC D/ROM )
The directory command instructs the MR350MKII to return a list of
available programs in the Flash ROM of the MR350MKII.
5. Erase ( ESC E filename )
The erase command deletes a file from the MR350MKII RAM. An ACK
response will be given if the file existed and was deleted, otherwise an NAK
response is generated by the MR350MKII. The erase command has one
parameter, the file name. The erase command can also be invoked via the
MR350MKII workstation menu.