Db9 Connector(Com2) - JHCTech FEBC-3150 User Manual
Aluminum chassis , fan less design, intel core 4th gen i3/i5/i7 processor, 2xddr3l 1600 sodimm, max 16gb, 3xmini pcie support 3g/lte/wifi/bt/gps/can, dvi-i/hdmi/vga display, 4xcom/8bit dio/4xusb/audio, 4xintel i210-it power over ethernet, 1xmsata and 2x2.
Table of Contents
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3.5 DB9 Connector(COM2)
Connector
9 Pin
size
Connector
type
DSUB
Connector
location
Pin
1
Connector
pin
3
definition
5
7
9
Connector
map
Signal
COM2_DCD /
(RS-
485_TXD-/RXD-)
COM2_TXD
GND
COM2_RTS
COM2_RI#
Table 3.6
14
User's Manual
Pin
Signal
COM2_RXD
2
(RS-485_TXD+/RXD+)
4
COM2_DTR
6
COM2_DSR
8
COM2_CTS
COM2
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