Specifications

Rev. A Command Descriptions 1-45
TM–U950/U950P Information Manual
ESC @
[Name] Initialize printer
[Format] ASCII ESC @
Hex 1B 40
Decimal 27 64
ESC @ initializes the printer. All settings, including character font and line spacing settings, are
canceled.
GS E n
[Name] Select print speed and head energizing time
[Format] ASCII GS E n
Hex 1D 45 n
Decimal 29 69 n
[Range] 0 ≤
n
≤ 255
GS E n sets the print speed and head energizing time corresponding to the currently selected paper
type. The default settings are Normal (n=1) or Low (n=17) (depending on the DIP switch settings)
when a paper roll (receipt or journal) is selected and Copy (n=16) when slip paper is selected.
Independent settings can be used for each paper type. This command is enabled only when input at
the beginning of a line. The bit value of n is used as follows:
Program Example Print Sample
PRINT #1, CHR$(&H1B);"!";CHR$(&H56);
AAAAA
BBBBB
←
All settings are canceled after ESC @ is executed
PRINT #1, "AAAAA"; CHR$(&HA);
PRINT #1, CHR$(&H1B);"@";
PRINT #1, "BBBBB"; CHR$(&HA);
Bit Off/On Hex Decimal Function
0
Off 00 0 Short head energizing time.
On 01 1 Long head energizing time.
1-3 — — — Undefined.
4
Off 00 0 High printing speed.
On 10 16 Low printing speed.
5-7 — — — Undefined.