Cardo Systems PRO1 User manual

1 | P a g e
CARDO PRO1
User Manual

2 | P a g e
DISCLAIMER
[Need to be complete this section]
The information contained in this document is the proprietary information of Cardo
System LTD.
..
..
..
..
THIS IS NOT AN FOR INTEGRATION purposes
All rights reserved.

3 | P a g e
Contents
Contents................................................................................................................................................................... 3
Overview................................................................................................................................................................. 5
Module overview..................................................................................................................................................... 6
Hardware connections............................................................................................................................................. 7
J1 –Audio connector........................................................................................................................................... 7
J2 - Power Board connector ................................................................................................................................ 7
J3 - buttons interface connector........................................................................................................................... 8
J4 –Future use..................................................................................................................................................... 8
Operating the CARDO PRO1 ................................................................................................................................. 9
Power On............................................................................................................................................................. 9
Power Off............................................................................................................................................................ 9
Mobile phone pairing .......................................................................................................................................... 9
Two-Way Radio pairing...................................................................................................................................... 9
Intercom Grouping (as a group member).......................................................................................................... 10
Intercom Grouping (as a group creator)............................................................................................................ 10
Volume Up........................................................................................................................................................ 10
Volume Down ................................................................................................................................................... 10
Operating the main voice menu......................................................................................................................... 11
Operating the intercom voice menu .................................................................................................................. 11
Initiate an Emergency call................................................................................................................................. 11
Power supply......................................................................................................................................................... 12
Interfaces............................................................................................................................................................... 13
I2C..................................................................................................................................................................... 13
USB................................................................................................................................................................... 13
Audio................................................................................................................................................................. 14
2 Way Radio...................................................................................................................................................... 15
External antenna................................................................................................................................................ 16

4 | P a g e
Notices................................................................................................................................................................... 17

5 | P a g e
Overview
CARDO PRO1 is a compact embedded high-performance communication module designed
for use by professional teams. PRO1 redefines the boundaries of what is possible with short-
range critical voice-communications by wrapping together a unique combination of Bluetooth
and a Dynamic Mesh Communication (DMC®) intercom technologies. Bringing in years of
field experience, Cardo’s new PRO1 delivers an autonomous group-communication
performance like no other solution on the market today.
Designed for professional, safety/security and industrial markets, CARDO PRO1 connects up
to 15 team members on the go. Always-on communication coupled with natural voice
operation, connectivity to popular 2-way radios, built-in FM radio, smartphone music
streaming and hear-through capabilities is a unique blend of top-class communication
offering.
Engineered to operate in hazardous environments, the PRO1 module integrates seamlessly
into a variety of protective gear, such as earmuffs, helmets, and
dedicated communication terminals from multiple 3rd party manufacturers.
Operating without the need for any infrastructure PRO1 maintains multi-party intercom among
free-moving team members in virtually any environment. With millions of intercom products
sold to date, CARDO PRO1 is a mature solution from day one, covering all your solids and
then tops them up with game-changing capabilities.

6 | P a g e
Module overview
Having two transceivers the CARDO PRO1 simultaneously connects to a Bluetooth mobile
phone/2-Way radio and up to 14 peers to create a mesh-based group Intercom.
The CARDO PRO1 can be integrated using four connectors as shown below.
PCB size: 45x50x7.3mm (including shields and connectors)
J2 - Power Board connector
J3 - buttons interface connector
J1 –Audio connector
J4 –PIOs + UART
External Antenna
connector
Bluetooth Antenna
Placement hole

7 | P a g e
Hardware connections
The CARDO PRO1 has four connectors using as interface for customer hardware.
J1 –Audio connector
Pin number
Function
Gauge
2
GND Speaker
30
3
Speaker left - Optional
30
4
Left microphone
30
5
GND Mic.
30
6
PTT output to Jack Pin1
30
7
PTT input to Jack Pin3
30
8
PTT GND to Jack Pin4
30
9
PTT to Jack pin2
30
10
Voice Mic GND
30
11
Voice Mic
30
Mate to Molex 51021-1000
J2 - Power Board connector
Pin number
Function
Gauge
13
GND
26
12
Power from battery
26
11
USB D-
30
10
USB D+
30
9
USB power on reset initiator - USB Vbus
30
8
I2C SCLK
30
7
I2C SDIO
30
6
Left Speaker/Muff speaker/Speaker GND/Power from
battery
26
5
Fuel Gauge interrupt
30
4
Mic GND and FM antenna
30
3
Right Mic
30
2
Right Speaker
26
Mate to Molex 51021-1200

8 | P a g e
J3 - buttons interface connector
Pin number
Function
Gauge
2
GND
30
3
Initial power to initiate “on” to connect to MFB
30
4
Blue led Indication
30
5
Red led Indication
30
6
Green led Indication
30
7
VCC to operate the buttons
30
8
Mic Mute button
30
9
DMC button
30
10
Volume Up
30
11
Volume Down
30
12
MFB Multi-Function button
30
Mate to Molex 51021-1100
J4 –Future use
Pin number
Function
Gauge
2
NA or RTS
NA
3
Spare PIO (10) or CTS
30
4
Spare PIO (23) or URX
30
5
Spare PIO (21) or UTX
30
Mate to Molex 51021-0400

9 | P a g e
Operating the CARDO PRO1
Power On
To turn on the module, J3 pin 12 should be placed High for two seconds while the CARDO
PRO1 is off.
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
MFB High
J3 pin 12
I
Weak pull
down
2
V
MFB low
0.4
V
Power Off
To turn on the module, J3 pin 12 should be placed High for two seconds while the CARDO
PRO1 is on.
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
MFB High
J3 pin 12
I
Weak pull
down
2
V
MFB low
0.4
V
Mobile phone pairing
To place the module in Bluetooth pairing mode for mobile phone pairing, J3 pin 12 should be
placed High for Five seconds while the CARDO PRO1 is on.
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
MFB High
J3 pin 12
I
Weak pull
down
2
V
MFB low
0.4
V
Two-Way Radio pairing
To place the module in Bluetooth pairing mode for Two Way Radio pairing,
1. J3 pin 12 should be placed High for Five seconds while the CARDO PRO1 is on.
2. J3 pin 12 should be placed High for 100msec (One to five seconds after step 1).
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
MFB High
J3 pin 12
I
Weak pull
down
2
V
MFB low
0.4
V

10 | P a g e
Intercom Grouping (as a group member)
To place the module in intercom grouping mode as a group member (Joining an existing
group), J3 pin 9 should be placed High for Five seconds while the CARDO PRO1 is on.
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
Intercom
button High
J3 pin 9
I
Weak pull
down
2
V
Intercom
button low
0.4
V
Intercom Grouping (as a group creator)
To place the module in intercom grouping mode as a group creator (Create a new group):
1. J3 pin 9 should be placed High for Five seconds while the CARDO PRO1 is on.
2. J3 pin 9 should be placed High for 100msec seconds (One to five seconds after step
1).
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
Intercom
button High
J3 pin 9
I
Weak pull
down
2
V
Intercom
button low
0.4
V
Volume Up
To increase the volume of the module, J3 pin 10 should be placed High for 100msec.
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
Volume Up High
J3 pin 10
I
Weak pull
down
2
V
Volume Up Low
0.4
V
Volume Down
To decrease the volume of the module, J3 pin 11 should be placed High for 100msec.
Function
Pin
In/Out
signal
Digital
state
Min
Typ
Max
Unit
Volume Down High
J3 pin 11
I
Weak pull
down
2
V
Volume Down Low
0.4
V