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— 89 —
GS (E pL pH fn [···]
[Function] Printer function setting command
[Outline] Printer function setting command is a command to change the function of the printer
stored on the non-volatile memory and executes the function set by the value of
“fn”.
Function
Function
No. (fn)
1 Transfers to printer function setting mode. (Note)
2 Terminates printer function setting mode. (Note)
3 Sets memory switch value. (Note)
4 Sends memory switch value set.
5 Sets customize value. (Note)
6 Sends customized value set.
7 Copies user-defined page.
8
Defines the data in column format to the character code page of work
area.
9
Defines the data in raster format to the character code page of work
area.
10 Erases the data of character code page of work area.
11 Sets the communication condition of serial interface. (Note)
12 Sends the communication condition of serial interface set.
255
Sets all contents set in printer function setting mode to the state at
the time of shipment.
• pL, pH set the number of bytes following “fn” to (pL + pH × 256).
• At the end of printer function setting mode (Function 2), resetting is executed. Then
the input buffer is cleared to return various kinds of setting to the state at the time
of power on.
• The set value can be confirmed without transferring to printer function setting mode
by functions 4, 6, and 12.
• Other functions do not operate without transferring to printer function setting mode.
[Caution] • This command allows writing to non-volatile memory. Therefore, using this
command frequently may result in breakage of memory. Use this command
appropriately [10 times max./day].
• During execution of this command, the printer is in Busy state and stops receiving
operation. Therefore, data transmission from the host is prohibited.