User guide

Code Function
ESC e Print and reverse feed n lines
ESC f Set document paper waiting time
ESC i Execute full cut
ESC m Execute partial cut
ESC o Print software stamp
ESC p Generate pulse (for cash drawer)
ESC t Select character code table
ESC u Transmit peripheral device status
ESC v Transmit paper detector status
ESC z Turn on / off parallel printing mode
for receipt and journal
ESC { Turn on / off upside-down printing mode
GS ENQ Transmit real time printer status
GS * Define downloaded bit image
GS / Print downloaded bit image
GS E Select print speed and head energizing time
GS I Transmit printer ID
GS P Set vertical motion unit
GS a Enable / disable automatic status back
GS r Transmit status
For programming your printer, please find a detailed description of the
control sequences, the document handling and character pages in the
“ND77 Programmers Guide”.
Control Sequences Appendix
GB - 54