Epson TM-T88 Information Manual

1-40 Command Descriptions Rev. A
GS w n
[Name] Set bar code width
[Format] ASCII GS w n
Hex 1D 77 n
Decimal 29 119 n
[Range] 2 ≤ n ≤ 6
GS w n selects the horizontal size of a bar code. n specifies the bar code width as shown below. The
multilevel bar codes are UPC-A, UPC-E, JAN13 (EAN13), JAN8 (EAN8), CODE93, and CODE128.
The binary level bar codes are CODE39, ITF, and CODABAR. The default setting is n=3.
Program Example Print Sample
PRINT #1, CHR$(&H1D);"h";CHR$(50);
←
Set height to 50
PRINT #1, CHR$(&H1D);"k";CHR$(2);
←
Print bar code
PRINT #1, "496595707379";CHR$(0);
PRINT #1, CHR$(&HA);
PRINT #1, CHR$(&H1D);"h";CHR$(100);
←
Set height to 100
PRINT #1, CHR$(&H1D);"k";CHR$(2);
←
Print bar code
PRINT #1, "496595707379";CHR$(0);
PRINT #1, CHR$(&HA);
n
Module Width (mm) for
Multilevel Bar Code
Binary Level Bar Code
Thin Element Width (mm) Thick Element Width (mm)
2 0.282 0.282 0.706
3 0.423 0.423 1.129
4 0.564 0.564 1.411
5 0.706 0.706 1.834
6 0.847 0.847 2.258
←
Height: 50 dots
←
Height: 100 dots

Epson TM-T88 Specifications

General

Print Method	Thermal Line Printing
Resolution	180 dpi
Auto Cutter	Yes
Printer Type	Receipt printer
Interfaces	USB, Serial, Ethernet
Paper Roll Diameter	83 mm
Power Consumption	1.8W (Standby)
Paper Width	80 mm or 58 mm (with paper width guide)
Power Supply	Internal (depending on the model) or External