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Serial Connector – COM1
COM1 provides +5v on pin 9 when enabled. Only COM1 should be used to connect an external scanner to the
Thor VX8.
The serial connector, with a (1) label, (configured as COM1) is industry-standard RS-232. The connector includes a PC/AT
standard 9–pin "D" male connector. The VMT Manager controls the function of pin 9. Pin 9 is capable of supplying +5 VDC for
an external bar code scanner. Refer to
Pinout
Note:
Pin 9 of the COM port can be switched between +5V and RI. See
VMT Manager
for more information on configuring pin 9.
Pin Signal Description
1
DCD
Data Carrier Detect – Input
2
RXD
Receive Data – Input
3
TXD
Transmit Data – Output
4
DTR
Data Terminal Ready – Output
5
GND
Signal/Power Ground
6
DSR
Data Set Ready – Input
7
RTS
Request to Send – Output
8
CTS
Clear to Send – Input
+5VDC
Ring Indicator – Input (Default)
9
or
or
RI
Bar code Scanner Power – 400mA max
VMT
Manager.
2-5
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