Programming 7–31
Character Name Control Code
(ASCII)
Dec V
alue
CHR$(n) Printer Response
Shift In SI (15)
Selects printing in condensed characters
(Mode 5, 16.7 cpi) until reset by DC2.
Same as ESC SI.
Shift Out SO (14) Selects printing in double wide characters
(refer to description of ESC 6 and
Configuration 20.X) until reset by DC4 or
by printing the line. Same as ESC SO.
Vertical Tab VT (11) Same as Line Feed (LF).
Activates a V
.T.
Escape Codes
Escape, “Cancel”
ESC CAN
(27) (24) Exit hex dump feature (option code 31.0).
(See ESC ! Configuration 31.X).
Escape, “Exclamation”ESC! (27) (33) Set Hex dump feature (option code 31.0).
See ESC CAN. See alternate, ESC [
(option code 31.1).
Escape, “Equal”
ESC =
(27) (61)
Resets MSB to 0. Refer to ESC >.
Escape, minus
Decimal Number ESC – n (27) (45) (n) •n= 1 (or 49) sets underline feature.
•n=) (or 48) resets underline feature.
(Refer to page 7–41)
Escape,
“Greater Than”
ESC >
(27) (62)
a) Sets MSB as 1. When this code is
input, the MSB of an 8–bit data input
following this code becomes a logic 1.
This allows computers with seven data
bits to access characters 160–255.
b) ESC > does not allow access to address
range 128–160 foreign characters. Those
can be accessed only using ESC 6.
Escape, “At”
ESC @ (27) (64) General Printer Reset Command
a) Clear horizontal tabs to default values.
b) Clear underlines, clear emphasis, clear
double strike.
c) Reset print mode to current default.
d) Reset SO or ESC SO if pending.
e) Reset T
OF to current location
f) Clears hex dump.
g) Reset line length, forms length, script,
and Data Bit 8 to power–up value.