Hardware Connections; J1 - Audio Connector; J2 - Power Board Connector - Cardo Systems PRO1 User Manual

Hardware connections

The CARDO PRO1 has four connectors using as interface for customer hardware.
J1 – Audio connector
Pin number Function
2 GND Speaker
3 Speaker left - Optional
4 Left microphone
5 GND Mic.
6 PTT output to Jack Pin1
7 PTT input to Jack Pin3
8 PTT GND to Jack Pin4
9 PTT to Jack pin2
10 Voice Mic GND
11 Voice Mic
Mate to Molex 51021-1000

J2 - Power Board connector

Pin number Function
13 GND
12
Power from battery
11 USB D-
10 USB D+
9 USB power on reset initiator - USB Vbus
8
I2C SCLK
7 I2C SDIO
Left Speaker/Muff speaker/Speaker GND/Power from
6
battery
5
Fuel Gauge interrupt
4 Mic GND and FM antenna
3 Right Mic
2 Right Speaker
Mate to Molex 51021-1200
Gauge
30
30
30
30
30
30
30
30
30
30
Gauge
26
26
30
30
30
30
30
26
30
30
30
26
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