Instruction Manual

EMS-CDV
10 EMS-CDV Quick Reference Guide
2.1 EMS-CDV connector mapping
2.1.1 External Serial Port 1 connector (COM1)
-
Signal
PIN
PIN
Signal
NDCDA#_485TXN
1
6
NDSRA#
NRXDA#_485TXP
2
7
NRTSA#
NTXDA#_485RXP
3
8
NCTSA#
NDTRA#_485RXN
4
9
NRIA#
GND
5
2.1.2 External Serial Port 3/4/5/6 connector (COM3/4/5/6)
-
Signal
PIN
PIN
Signal
DCD1#_485TXN
1
6
DSR1#
RXD1_485TXP
2
7
RTS1#
TXD1_485RXP
3
8
CTS1#
DTR1#_485RXN
4
9
RI1#
GND
5