Tait TM8100 mobiles Service Manual page 46

2.3.9 Programming Connector (Blank Control Head)
Table 2.8 Programming connector – pins and signals
Pinout
front view
a. Can be switched or unswitched. For more information refer to
46 Description
The programming connector of the blank control head is a 9-way standard-
density D-range plug.
When the blank control head is connected to the radio body, the
programming connector uses the following signals.
Pin Signal name
1 PRG_RX_AUD
2 PRG_TXD
3 PRG_MIC_AUD
4 PRG_RXD
5 PRG_ON_OFF
a
6 +13V8
7 PRG_PTT
8 AGND
9 DGND
Description
Receive audio output.
Asynchronous serial port -
Transmit data.
Fist microphone audio input.
Asynchronous serial port -
Receive data.
Hardware power on/software-power
off input. Active low.
Power supply output. Switched off
when radio body is switched off.
PTT input from microphone.
Also carries hookswitch signal.
Analog ground
Digital ground
"Connector Power Supply Options" on page
© Tait Electronics Limited November 2007
Signal type
Analog
3.3V CMOS
Analog
3.3V CMOS
Digital
Power
Digital
Ground
Ground
90.
TM8100/TM8200 Service Manual