Com 1; Com 2 (Cfp-2010 And Cfp-2020 Only) - National Instruments Compact FieldPoint cFP-20 Series User Manual

COM 1

COM 2 (cFP-2010 and cFP-2020 Only)

© National Instruments Corporation
COM 1 is an RS-232 DTE serial port with a standard DB-9 connector. The
Serial Port VIs access COM 1 as port 0. Figure 3-2 shows the locations of
the DB-9 connector pins and Table 3-2 lists the signals on the pins.
PIN 5
PIN 1
Figure 3-2. DB-9 Connector Pin Locations
DB-9 Pin
1
2
3
4
5
6
7
8
9
COM 2 is an RS-232 DTE serial port with a 10-position modular jack. The
Serial Port VIs access COM 2 as port 1. Refer to Figure 3-3 and Table 3-3
for pin locations and signal descriptions.
Table 3-2. DB-9 Pin Descriptions
3-7
Chapter 3 Feature Descriptions
PIN 9
PIN 6
RS-232 Signal
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
cFP-20xx and cFP-BP-x User Manual