User's Manual

VT-M2M-TC VM
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3.5.4  DSub‐9RS232Connector
StandardverticalDB‐9maleconnector ,The bit rate 460K


Pin Description Remarks
1 DCD1/422TX+/485_A
BIOSset
2 RXD1/422TX‐/485_B
BIOSset
3 TXD1/422RX+
BIOSset
4 DTR1/422RX‐
BIOSset
5 DGND(groundpin)

6 DSR1

7 RTS1
8 CTS1
9 RI1