Printer Owner's Guide

Contents A794 Owner’s Guide
March 1999
iv
Chapter 5: Communication Interface................................................33
Communication Overview............................................................34
Interface....................................................................................34
Sending Commands................................................................34
RS-232C Interface...........................................................................35
Print Speed and Timing..........................................................35
XON/XOFF Protocol..............................................................36
DTR/DSR Protocol..................................................................36
RS-232C Technical Specifications..........................................37
Parallel Interface.............................................................................39
Chapter 6: Programming Information..............................................41
List of Commands..........................................................................42
Comparisons...................................................................................45
Command Descriptions.................................................................46
Command Conventions..........................................................46
Printer Function Commands .................................................47
Vertical Positioning and Print Commands..........................55
Horizontal Positioning Commands......................................60
Print Characteristics Commands...........................................68
Graphics Commands..............................................................79
Printer Status Commands......................................................87
Real Time Commands ............................................................100
Bar Code Commands..............................................................108
Page Mode Commands..........................................................112
Macro Commands...................................................................120
Flash Download Commands.................................................122
Index.................................................................................................129