
Technical Updates SNBC CONFIDENCIAL
Shandong New Beiyang Information Technology Co.,Ltd.
Page 15
[Format]
ASCII
ESC
=
n
Hex
1B
3D
n
Decimal
27
61
n
[Range]
0
≤
n
≤
1
[Description] Selects device to which host computer sends data, using n as follows:
Bit 1/0
Hex
Decimal
Function
0 00
0 Printer
disabled
0
1 01
1 Printer
enabled
1-7
Undefined
[Notes]
· When the printer is disabled, it ignores all data except for error-recovery
commands
(DLE EOT, DLE ENQ
)
ESC
=
until it is enabled by this command.
[Default]
n = 1
ESC ? n
[Name]
Cancel user-defined characters
[Format]
ASCII
ESC ? n
Hex
1B
3F
n
Decimal
27
63 n
[Range]
32
≤
n
≤
127
[Description] Cancels user-defined characters.
[Notes]
· If a user-defined character has not been defined for the specified character
code, the printer ignores this command.
· Cancel the character presented by n in user-defined characters. After the cancellation,
internal character set shall be used.
[Reference]
ESC &, ESC %
ESC @
[Name]
Initialize printer
[Format]
ASCII
ESC @
Hex
1B
40
Decimal
27
64
[Description] Clear the data in the printing buffer. The print mode is set to be the default mode when
powered on.
[Note]
• Not clear the downloaded bit image, and clear the downloaded user-defined character in
RAM.
• When the default configuration of the printer is label, the defaulted print mode is page
mode when powered on.
• When the default configuration of the printer is continuous paper, the defaulted print
mode is standard mode when powered on.
• Keep macro-definition.
ESC D n1…nk NUL
[Name]
Set horizontal tab positions
[Format]
ASCII
ESC D n1... nk NUL
Hex
1B
44
n1...nk
00
Decimal
27
68 n1...nk 0