NEXCOM VTC 6201 - Manual (Page 23)

Chapter 1: Product Introduction
Copyright © 2011 Nexcom International Co., Ltd. All Rights Reserved 9 VTC 6201 Series User Manual
RS232 Connector
Connector size: DSUB-9 PIN
Connector location
9
1 5
6
Pin Definition Pin Definition
1 DCD (RS232) 2 RXD (RS232)
3 TXD (RS232) 4 DTR (RS232)
5 GND 6 DSR (RS232 )
7 RTS (RS232) 8 CTS (RS232)
9 RI (RS232)
9
1 5
6
RS485/RS232 (COM2)
Pin Definition Pin Definition
1 DCD/ TX-/RX- (RS485) 2 RXD/ TX+/RX+(RS485)
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI
COM Port mapping table (VTC 6201/ VTC 6201-M)
Real COM Port
Number
I/O Port address IRQ number
COM port number on
the Rear panel
COM1 3F8H IRQ4 COM1
COM2 2F8H IRQ3 COM2
COM3 3E8H IRQ5 COM3
COM6 238H IRQ10 GPS module
Connector pin definition
Connector pin definition (VTC 6201/VTC 6201-M COM1,COM3)