Epson manual GS ( A

CONFIDENTIAL
Paper roll Miscellaneous commands GS ( A
Ver. 10.01 p. 417
GS ( A EXECUTING COMMAND
[Name] Execute test print
[Format] ASCII GS ( A pLpHnm
Hex 1D 28 41 02 00 n m
Decimal 294065 20nm
[Printers not featuring this command] TM-L60II, TM-P60, TM-U300A/B
[Range] ( pL + ( pH × 256)) = 2 ( pL = 2, pH = 0)
0 ≤ n ≤ 2, 48 ≤ n ≤ 50, 1 ≤ m ≤ 3, 49 ≤ m ≤ 51
TM-J2000/J2100, TM-T90, TM-T88III, TM-U230,TM-U220, TM-U210: 1 ≤ m ≤ 3, 49 ≤ m ≤ 51
TM-L90: 0 ≤ m ≤ 3, 49 ≤ m ≤ 50, m = 64
[Description] Executes a specified test print.
• pL , pH specifies ( pL + pH × 256) as the number of bytes after pH ( n and m ).
• n specifies the paper used for the test print as follows:
• m specifies a test pattern as follows:
n Paper
0, 48 Basic sheet (roll paper)
1, 49
2, 50
Roll paper
m Test pattern
1, 49 Hexadecimal dump
2, 50 Printer status printing
3, 51 Rolling pattern
64 Automatic setting of paper layout
Miscellaneous commands