Appendix F EPSON LQ 2550 and ESC/P2 Quick Reference Appendix F EPSON LQ 2550 and ESC/P2 Quick Reference
F-19 F-20
Table B-8 (Cont.): Further GP - Control Sequences, supported by Table 9: ESC / P2 Commands
EPSON LQ Emulation Mode (Native Commands)
Escape Sequence Mnemonic Function ESC ( c P1 P2 P3 P4 P5 Set page format
ESC [ ; P2 ; P3 ; P4 ; P5 ; P6 ; P7 SP z defined units.
see Appendix G BH Barcode Header P1 = 04 00
BARCODE Programming P2: Barcode type tm = P2 + P3 x 256
P3: Height of barcode tm: top margin in units tm
P4: Width of the thin bars bm = P4 + P5 x 256
P5: Width of the thin gaps bm: bottom margin in units bm
P6: Ratio width to thin (bars / gaps)
P7: Uni-directional or bi-directional ESC ( C P1 P2 P3 Set page length in defined unit
printing
0 : or not programmed: Define page length in units
means no changes P1 = 02 00
1 : uni-directional printing in pl = P2 + P3 x 256
LQ
2 : bi-directional printing in ESC ( V P1 P2 P3 Set absolute vertical print position
LQ
3 : uni-directional printing in Define absolute vertical print position in
NLQ units
4 : bi-directional printing in P1 = 02 00
NLQ avpp = P2 + P3 x 256
Note: A switch from uni-directional to bi- margin in defined units
directional printing is only possible if the
parameter UNI-DIRECT.CMD is set to YES ESC ( v P1 P2 P3 Set relative vertical print position
via operator panel or ESC-sequence.
ESC [ ? 0 h SMBC Set Mode Barcode units
ESC [ ? 0 l RSBC Reset Mode Barcode rvpp = P2 + P3 x 256
Escape Sequence Function
Sets top and bottom margins in the
avpp: define print position from top
Define relative vertical print position in
P1 = 02 00
rvpp: moves the print position in defined
units.
