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USB:
The USB interface uses the Windows build in USB-CDC drivers. This approach allows the
application talk to the reader through a virtue COM port.
A 6.0’ cable with a Serial A Plug and a 2.1 mm power Jack molded into a pigtail of the
cable. The following is signal pin-out of the connector:
USB connector
PIN
Signal
Direction
1
USB +5V
Not connected
2
-Data
In/out
3
+Data
In/out
4
Ground
--
CASE
Chassis ground
Connected to cover
POWER JACK
Center pin
+24VDC
In
Ring
Signal Ground
1
--
Table 2 USB cable
1 - The power jack ground is connected to the USB connector ground.
B & C Data Systems * (541) 601-8282 * http://bcdata.com
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Страница 17: ...Format Tab View User Tab View B C Data Systems 541 601 8282 http bcdata com 17 of 42 ...
Страница 39: ...Appendix A Outline drawings B C Data Systems 541 601 8282 http bcdata com 39 of 42 ...
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