Serial Port 2 Connector/Can Connector (Com2/Can) - Avalue Technology VMS-APL Quick Reference Manual

VMS-APL
2.1.2

Serial Port 2 connector/CAN connector (COM2/CAN)

Note:
COM2/CAN Bus mode selected by SW1 pin8 &
JUART_SEL1/2.
1708-
1708+
1939-
1939+
GND
18 VMS-APL Quick Reference Guide
CAN BUS
DB9/M
1
8
5
3
2
In RS-232 Mode
Signal PIN PIN
NDCD# 1 6
NRXD 2 7
NTXD 3 8
NDTR# 4 9
GND 5
In RS-422 Mode
Signal PIN PIN
TxD1- 1 6
TxD1+ 2 7
RxD1+ 3 8
RxD1- 4 9
GND 5
In RS-485 Mode
Signal PIN PIN
DATA1- 1 6
DATA1+ 2 7
NC 3 8
NC 4 9
GND 5
Signal
NDSR#
NRTS#
NCTS#
NRI#
Signal
NC
NC
NC
NC
Signal
NC
NC
NC
NC