Symbol VRC 89XX Product Reference Manual page 100

VRC 89XX Radio Terminal Product Reference Guide for Embedded Windows
A-4
Table A-4. Keyboard Port Pin-Outs
Pin
1 +12V supply for backlight and heater
2 +5V supply to keyboard logic
3 Ground
4 PS2 clock signal (12.5kHz)
5 PS2 data
Table A-5. USB Port Pin-Outs
Pin
1 D- for host operation
2 Not connected
3 DataX for slave operation
4 +5V supply output for host operation
5 +5V supply input for slave operation
(capable of supplying 1.1A)
6 D+ for host operation
7 DataY for slave operation
8 Ground
Description
Description
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