Citizen CT-S2000 - Fn = 1, 49: Function 1: Copies the Set Value Stored in Work Area to the Storage Area; Fn = 2, 50: Function 2: Copies the Set Value Stored in Storage Area to the Work Area; GS ( N Pl Ph Fn M (Designating Font Attribute)

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fn = 1, 49: Function 1 : Copies the set value stored in work area to the
storage area
GS ( M pL pH fn m  
[Code] <1d>H<28>H<4D>H pL pH fn m
[Range] (pL + pH x256) = 2 : (pL = 2, pH = 0)
fn = 1, 49
m = 1, 49
[Outline] Copies the set value stored in work area to the storage area.
[Caution] • This command allows writing to non-volatile memory. Therefore, using this
command frequently may result in breakage of non-volatile 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.
fn = 2, 50: Function 2 : Copies the set value stored in storage area to the
work area
GS ( M pL pH fn m 
[Code] <1d>H<28>H<4D>H pL pH fn m
[Range] (pL + pH x256) = 2 : (pL = 2, pH = 0)
fn = 2, 50
m = 0, 1, 48, 49
[Outline] Changes the set value of work area by the value of “m”.
m Function
0, 48
Sets all set values of work area to the initial value described in the
specification.
1, 49
Copies the set value stored in storage area to the work area.
When there is no set value in storage area, sets the value to the initial
value described in the specification.