Table of Contents
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Chapter 2: External Connectors Pinout Description
COM2 RS-232
Connector Number: 17
1
5
6
9
Pin
Definition
1
DCD_2
3
TXD_2
5
GND
7
RTS_2
9
RI
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Pin
Definition
2
RXD_2
4
DTR_2
6
DSR_2
8
CTS_2
10
NC
COM3 (RS422/485)
Connector Number: 18
1
5
6
9
Pin
Definition
1
RX-
3
TX+
5
GND
14
Pin
Definition
2
RX+
4
TX-
VTC 6210-R Series User Manual
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