Serial Ports - ICP Electronics ROCKY-3786EV User Manual

23 GROUND
25 GROUND
1
13

3.4 Serial Ports

The ROCKY-3786EVG offers two high speeds NS16C550
compatible UARTs with Read/Receive 16 byte FIFO serial
ports.
CN2: COM1
CN8: COM2
• CN2: COM1 10-pin Connector
PIN NO. DESCRIPTION
1 DATA CARRIER DETECT
2 RECEIVE DATA
3 TRANSMIT DATA
4 DATA TERMINAL READY (DTR)
5 GROUND
6 DATA SET READY
7 REQUEST TO SEND
8 CLEAR TO SEND
9 RING INDICATOR
10 NC
24 GROUND
26 NC
14
26
(DCD)
(RXD)
(TXD)
(DSR)
(RTS)
(CTS)
(RI)
1 6
5 10
17