Samsung SRP-350 Operator's Manual page 13

ESC = n
[Name] Set peripheral device.
[Format] ASCII
Hex
Decimal
[Range] 0 ≤ n ≤ 3
[Description] Selects device to which host computer sends data, using n as follows:
Bit Off/On Hex
0 Off 00
On 01
1-7 - -
ESC ? n
[Name] Cancel user-defined characters.
[Format] ASCII
Hex
Decimal
[Range] 32 ≤ n ≤ 126
[Description] Cancels user-defined characters.
ESC @
[Name] Initialize printer.
[Format] ASCII
Hex
Decimal
[Description] Clears the data in the print buffer and resets the printer mode
to the mode that was in effect when the power was turned on.
ESC D n1...nk NUL
[Name] Set horizontal tab positions.
[Format] ASCII
Hex
Decimal
[Range] 1 ≤ n ≤ 255
0 ≤ k ≤ 32
[Description] Sets horizontal tab position.
position
from the beginning of the line.
k indicates the total number of horizontal tab positions to be set.
ESC E n
[Name] Turn emphasized mode on/off.
[Format] ASCII
Hex
Decimal
ESC = n
1B 3D n
27 61 n
Decimal Function
0 Printer disabled.
1 Printer disabled.
- Undefined.
ESC ? n
1B 3F n
27 63 n
ESC @
1B 40
27 64
ESC D n1...nk
1B 44 n1...nk
27 68 n1...nk
n specifies the column number for setting a horizontal tab
ESC E n
1B 45 n
27 69 n
NUL
00
0