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Appendix a: pinouts, A.1 docking connector pinout, Ppendix – Psion Teklogix NEO PX750 User Manual

Page 221: Inouts

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Psion Teklogix NEO Hand-Held Computer User Manual

A-1

A

PPENDIX

A

P

INOUTS

A.1

Docking Connector Pinout

PIN #

Signal Name

Function

1

DGND

Ground

2, 3, 4

VDD_EXT_POWER

Power Input (6 VDC, 2.8 A)

5

BATT_OUT

Not Connected

6

AUDIO_N

Not Connected

7

AUDIO_P

Not Connected

8

VBUS_5V

USB Vbus (5 V @ 500 mA)

9

DOCK_ID

Dock Identifier

10

USB_DOCK_D-

USB Data Negative

11

USB_DOCK_D+

USB Data Positive

12

USB_DOCK_ID

USB Identifier

13

DGND

Ground

14

TXD

RS232 Transmit Console Data

15

RXD

RS232 Receive Console Data

16

DGND

Ground