20 PCA-6145B/6145L User's Manual
with the card) holds the connector for the other port. This lets
you connect and disconnect cables after you install the card. The
DB-9 connector on the bottom of the bracket is the first RS-232
port, COM1. The DB-9 connector on the adapter kit is the second
serial port, COM2.
Serial port connections (COM1, COM2)
Connector
Address
COM1
RS-232
COM2
RS-232/422/485
RS-232 connection (COM1)
Different devices implement the RS-232 standard in different
ways. If you are having problems with a serial device, be sure to
check the pin assignments for the connector. The following table
shows the pin assignments for the card's RS-232 port:
RS-232 connector pin assignments
Pin
Signal
1
DCD
2
RX
3
TX
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
1
5
6
9
COM1
Содержание PCA-6145B
Страница 13: ...Chapter 1 Hardware Configuration 5 Board layout PCA 6145B PCA 6145L PCB Layout ...
Страница 22: ...14 PCA 6145B 6145L User s Manual ...
Страница 31: ...C H A P T E R 3 AWARD BIOS SETUP This chapter describes how to set the card s BIOS configuration data ...
Страница 62: ...54 PCA 6145B 6145L User s Manual ...
Страница 67: ...Appendix B Upgrading 59 PC 104 module dimensions mm ...
Страница 86: ...78 PCA 6145B 6145L User s Manual ...