Appendix B: Port Pinouts

Tether Port Pinout

B.4 Tether Port Pinout

PIN #

Signal Name

 

 

1

Ground

 

 

2

USB Host Data Plus, For connecting USB Devices

 

 

3

USB Host Data Minus, For connecting USB Devices

 

 

4

USB Host Power, for powering USB devices (5V, 100mA Max)

 

 

5

TX Data } TX Data and RX Data are only available on terminals with no

 

internal Bluetooth

 

 

6

RX Data }

 

 

7

Tether Detect, determines if a device is attached to the Tether port

 

 

8

DC Power In, for supplying power to WORKABOUT PRO / charging

 

battery (5V, 3A)

 

 

9

DC Power In, for supplying power to WORKABOUT PRO / charging

 

battery (5V, 3A)

 

 

10

DC Power In, for supplying power to WORKABOUT PRO / charging

 

battery (5V, 3A)

 

 

11

Not used.

 

 

12

Not used.

 

 

13

Not used.

 

 

14

Not used.

 

 

15

Not used.

 

 

16

Ground

 

 

17

Ground

 

 

18

Ground

 

 

WORKABOUT PRO Hand-Held Computer With Windows Mobile 5.0 User Manual

B-3

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Psion Teklogix 8100107B user manual Tether Port Pinout