Table 60: 10-Pin Ethernet Connector
Pin
Function
Description
1
FLT_A+ (12 V)
This is the voltage supply for the Control Head from power sup-
ply or battery
2
TX+ Ethernet
Ethernet transmit positive line, TX+
3
TX– Ethernet
Ethernet transmit negative line, TX-
4
RX+ Ethernet
Ethernet receive positive line, RX+
5
GND
Main board GND
6
GND
Main board GND
7
RX- Ethernet
Ethernet receive negative line, RX-
8
CH_ON_OFF_OUT1_5V
ON/OFF control line from Transceiver to Control Head
9
CH_ON_OFF_IN1_5V
ON/OFF control line from Control Head to Transceiver
10
FLT_A+ (12 V)
The voltage supply for the Control Head from power supply or
battery
Table 61: 25-Pin Back Connector
Pin
Function
Description
1
GPIO_9
Output: Active for duration of call (car radio mute)
2
GPIO_6
External PTT for MIC_HF1,
Ethernet Control Head GPIO6
3
GPIO_8
Control Head GPIO2 (CPS configurable)
4
GPIO_3
GCAI PIN 2 GPIO
5
VBUS_1B
+5 V Supply,
Connected to Pin 6 of Mobile Microphone Port
6
REAR_D -
Rear handset D+ line
7
Rear handset D- line
8
GPIO_0
GCAI Pin 10 GPIO
9
EXT_PWR_12V
External power supply,
12 V or 24 V for External Speaker
10
1_Wire
1-wire
®
bi-directional serial bus,
Connected to GCAI Pin 1 of Mobile Microphone Port
11
MIC_HF1_GND
Ground for external microphone MIC_HF_1
12
MIC_HF1
External microphone input (MIC_HF1),
Nominal sensitivity: 80mV rms, Bias voltage: 9.3 V or 2.1 V (Selected
accessory dependent)
13
GND
GND Common Ground
14
GPIO_5
Control Head GPIO1 (CPS configured/enabled)
Table continued…
68015000181-LB
Chapter 5: Connectors and PIN Assignment
108
Содержание Malux MTM5400 Series
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