Icom IC-208H instruction manual Data Jack PIN Assignment

Models: IC-208H

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DDATA JACK PIN ASSIGNMENT

q

w

 

e

r

t

y

Front panel view

qDATA IN

Input terminal for data transmit. See p. 63 for details on how to toggle data speed between 1200 (AFSK) and 9600 bps (G3RUH, GMSK).

wGND

Common ground for DATA IN, DATA OUT and AF OUT.

ePTT P

PTT terminal for packet operation only. Connect ground to transmit data.

rDATA OUT

Data out terminal for 9600 bps operation only.

tAF OUT

Data out terminal for 1200 bps operation only.

yP SQL

Becomes high (+5 V) when the transceiver receives a sig- nal which opens the squelch.

To avoid unnecessary TNC transmission, connect squelch to the TNC to inhibit transmission when receiving signals.

Keep audio output at a normal level, otherwise a “P SQL” signal will not be output.

PANEL DESCRIPTION 1

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Page 21
Image 21
Icom IC-208H instruction manual Data Jack PIN Assignment