Tait TM8110 Service Manual

88 Circuit Descriptions TM8100/TM8200 Service Manual
© Tait Electronics Limited June 2006
Figure 3.11 Block diagram of the interface circuitry
+13V8 BATT
AGND
+3V3
+13V8 SW
AUX GPI2
AUX GPI3
CH ON OFF
ITF IOP GPIO7
AUD ITF SPK+
AUD ITF SPK-
ITF VOL WIP DC
AGND
ITF CH MIC AUD
CDC RX AUD
ITF RX BEEP IN
CDCAUDTAPOUT
ITF AUD TAP IN
ITF AUX MIC AUD
CDC RSSI
ITF ON OFF
ITF CH RXD
DIG CH TXD
ITF CH HOOK
ITF CH PTT
ITF CH GPI1
DIG CH GPO1
ITF CH SPI DI
DIG CH SPI DO
DIG CH SPI CLK
DIG CH LE
ITF IOP GPIO1-6
ITF IOP GPIO7
ITF IOP RXD
DIG IOP TXD
ITF AUX RXD
DIG AUX TXD
ITF AUX GPI1
ITF AUX GPI2
ITF AUX GPI3
DGND
ITF AUX GPI4-7
DIG AUX GPO4-7
AGND
AGND
AGND
+13V8 BATT
AGND
SPK+
SPK–
+13V8 BATT
+3V3
AGND
DGND
SPK+
SPK–
VOL WIP DC
CH MIC AUD
RX AUD
CH ON OFF
CH RXD
CH TXD
CH PTT
CH GPIO1
CH SPI DI
CH SPI DO
CH SPI CLK
CH LE
RX AUD
RX BEEP IN
AUD TAP OUT
AUD TAP IN
AUX MIC AUD
RSSI
+13V8 SW
IOP GPIO1-6
IOP GPIO7
IOP RXD
IOP TXD
AGND
DGND
AUX RXD
AUX TXD
AUX GPI1
AUX GPI2
AUX GPI3
AGND
+13V8 SW
AUX GPIO4-7
AUD TAP OUT
AUD TAP IN
AUX MIC AUD
RSSI
Interface
+3V3 CL
+5V
5V
Regulator
I/O
Combine
and
Pull-up
Resistors
Debug
Connector
Frequency
Synthesizer
Receiver
and
Transmitter
Power
Supply
CODEC
and
Audio
Digital
Board
EMC
Filters
Power
Connector
Control-
Head
Connector
EMC
Filters
ESD and
EMC
Filters
ESD and
EMC
Filters
EMC
Filters
I/O
Combine
PTT and
Hookswitch
Decode
Clamps
and
Pull-up
Resistors
Internal
Options
Connector
Clamps,
ESD
Filters,
and
EMC
Filters
Auxiliary
Connector
+3V3
Clamp
Signal Types:
RF
analog
clock
digital
asynchronous serial data
synchronous serial data

Tait TM8110 Specifications

General

Brand	Tait
Model	TM8110
Category	Radio
Language	English