5–17
Interfaces
Table 5–6. RS–422 Serial Interface Connector Pin Assignments
Input Signals
Output Signals
Miscellaneous
Signal
Pin
Signal
Pin
Signal
Pin
– Receive Data (–RD)
15
– Transmit Data (–TD)
19
Chassis Ground
1
+ Receive Data (+RD)
17
+ Transmit Data (+TD)
25
Signal Ground
7
RS–422
+RD, –RD — Serial data stream differentially received by printer.
+TD, –TD — Differentially driven serial data stream for transmitting status and
control information to the host. Subject to protocol selection.
NOTE:
RD and
TD form signal and return paths of a differential line
signal.
Содержание P5005A
Страница 1: ......
Страница 7: ...Contents iv...
Страница 11: ...1 4 Introduction...
Страница 175: ...4 122 Configuration Menus...
Страница 193: ...5 18 Interfaces...
Страница 215: ...A 10 Printer Specifications...
Страница 216: ...Demand Printing B 1 B Demand Printing Overview B 2 Simple Tear B 3 Form Saver Mode B 5...
Страница 223: ...C 2 ASCII Character Set...