Tait TB7100, Service Manual

Page: 72 / 370

72 Connections TB7100 Service Manual
© Tait Electronics Limited October 2005
5.2.3 UI Board Connectors
User Interface
Connector to
Transmitter
The user interface connector (SK1) to the transmitter is a 16-way
MicroMaTch connector.
.
User Interface
Connector to
Receiver
The user interface connector (SK2) to the receiver is a 16-way MicroMaTch
connector.
Pin Signal Name Signal Type Notes
1 TX_RX_AUD no connection no connection
2 TX_+13V8_SW no connection no connection
3 TX_CH_TXD output programming data
4 TX_CH_PTT output microphone PTT
5 TX_MIC_AUD_OUT output audio from microphone
6 TX_AGND ground analogue ground
7 TX_CH_RXD input programming data
8 TX_DGND ground digital ground
9 TX_CH_ON_OFF input digital ground
10 TX_VOL_WIP_DC output no connection
11 TX_CH_SPI_D0 input
12 TX_CH_LE input
13 TX_CH_SPIO1 input digital ground
14 TX_+3V3 no connection no connection
15 TX_CH_SPI_DI output
16 TX_CH_SPI_CLK input
17 TX_CH_SPK- no connection no connection
18 TX no connection no connection
1
2
external view
Pin Signal Name Signal Type Notes
1 RX_RX_AUD no connection no connection
2 RX_+13V8_SW input +13V8DC for PCB
3 RX_CH_TXD output programming data
4 RX_CH_PTT no connection no connection
5 RX_MIC_AUD_OUT input no connection
6 RX_AGND ground analogue ground
7 RX_CH_RXD input programming data
8 RX_DGND ground digital ground
9 RX_CH_ON_OFF input digital ground
10 RX_VOL_WIP_DC output volume control
11 RX_CH_SPI_D0 input
12 RX_CH_LE input
13 RX_CH_GPIO1 input digital ground
14 RX_+3V3 input +3V3DC for PCB
15 RX_CH_SPI_DI output
16 RX_CH_SPI_CLK input
17 RX_CH_SPK- input speaker audio
18 RX input speaker audio
external view
1
2