CHAPTER 4
Control commands list
4-21
GS ( E pL pH fn d1 d2 <Function 1>
[Format] ASCII GS ( E pL pH fn
d1 d2
Hex 1D 28 45 03 00 01 49 4E
Decimal 29 40 69 3 0 1 73 78
[Range] (p
L + pH x 256) = 3 (pL = 3, pH = 0)
fn = 1
d1 = 73
d2 = 78
[Description] This command changes the printer into the user setting mode.
GS ( E pL pH fn d1 d2 d3 <Function 2>
[Format] ASCII GS ( E pL pH fn d1 d2 d3
Hex 1D 28 45 04 00 02 4F 55 54
Decimal 29 40 69 4 0 2 79 85 84
[Range] (p
L + pH x 256) = 4 (pL = 4, pH = 0)
fn = 2
d1 = 79
d2 = 85
d3 = 84
[Description] Ends the user setting mode, and the printer performs a software reset.
GS ( E pL pH fn [a1 b1
8
...b11]...[ak nk
8
nk1] <Function 3>
[Format] ASCII GS ( E pL pH fn [a1 b1
8
...b11]...[ak nk
8
nk1]
Hex 1D 28 45 p
L pH 03 [a1 b1
8
...b11]...[ak nk
8
nk1]
Decimal 29 40 69 p
L pH 3 [a1 b1
8
...b11]...[ak nk
8
nk1]
[Range] a = 2, 8
[Default] All Memory Switches are OFF (b = 48).
[Description] Changes the Memory Switch specified by a to the value specified by b.
- When b = 48, the Memory Switch is set to OFF.
- When b = 49, the Memory Switch is set to ON.
- When b = 50, does not change the Memory Switch.
• When a = 2, Memory Switch 2 is set as follows:
MSW Setting value ( b) Function
2-1 to 2-8 48 Reserved
• When a = 8, Memory Switch 8 is set as follows:
MSW Setting value ( b) Function
8-1 to 8-4 48 Reserved
48
The printer status is sent back as “the paper end” when
the rear cover is opened.
8-5
49
The printer status is sent back “the rear cover open”
when the rear cover is opened.
8-6 48 Reserved: Fixed to OFF (Don’t change the setting)
48
Printer BUSY is released when the remaining capacity of
the receive buffer goes to 640 bytes.
8-7
49
Printer BUSY is released when the remaining capacity of
the receive buffer goes to 522 bytes.
48
Printer rear cover open during operation: Error that
automatically recovers.
8-8
49
Printer rear cover open during operation: Error that can
possibly recover.
- Setting of MSW 8-5 affects the statuses as follows:
• Basic ASB status (See “GS a” command)
• Real-time status (See “DLE EOT” command)
