170
Chapter
5
RS-232 and RS-422 Serial Interfaces
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.
Table 11. PSA3 RS-422 Serial Interface Connector Pin Assignments
Input Signals
Output Signals
Miscellaneous
Signal
Pin
Signal
Pin
Signal
Pin
- Receive Data
(-RD)
1
- Transmit Data
(-TD)
3
Chassis/Signal
Ground
5
+ Receive Data
(+RD)
6
+ Transmit Data
(+TD)
8
Содержание N7000 H-Series
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Страница 44: ...44 Chapter 3 Integrated Print Management System...
Страница 238: ...238 Chapter 7 Diagnosing Problems...
Страница 244: ...244 Appendix A Printing Rates...
Страница 246: ...246 Appendix B...
Страница 258: ...258 Appendix C Performance Limitations...
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