3: Open-Q 660 µSOM Development Kit
Open-Q™ 660 µSOM Dev Kit User Guide
16
3.7 Open-Q 660 Carrier Board
The Open-Q 660 Carrier board is a Mini-ITX form factor board with various connectors used for connecting
different peripherals. The table and sections below provide in depth information on the carrier board
properties, user interfaces, connectors, and expansion headers found on the carrier board. This information is
important for users wishing to connect other external hardware devices to the Open-Q 660 µSOM
Development Kit. Users must ensure that before connecting any hardware device to the development kit, that
it is compatible with the Open-Q 660 hardware specifications. See Figure 1 for position on carrier board.
Table 2. Carrier Board Features
Item
Position Description
Specification
Usage
Form Factor
Dimensions: 170mm x 170mm
Mini-ITX Form Factor
SOM Interface
20
3 x 100-pin Hirose DF40 connectors
SOM power and signal IO
connection to carrier
board.
The Open-Q 660
SOM connects to the
carrier board through
this interface.
Power
1
AC / Barrel charger
12 V DC Power Supply
Power Supply
Power
3
Battery connector for single cell lithium
battery
Input power option
Debug Serial via
USB
12
Debug Serial UART console over USB
for development
USB Micro B connector
Development Serial
Connector for debug
output via USB
Buttons
29
General Purpose SW button
SMD Button
Additional button for
general purpose
26
Power Button
SMD Button
Power Button for
Suspend / Resume
and Power off
Volume Keys
27
key
SMD Button
Key
28
Volume – key
SMD Button
Volume – Key
Sensor Connector
25
24 pin Sensor Expansion Connector
Available via
Lantronix optional
accessories kit
Digital IO Expansion
Header
31
Exposes general purpose IO for user
development
Audio Headset Jack
8
Audio Headset Jack
Audio Headset
Audio Inputs
Expansion
33
Audio Inputs Header
3 Analog Differential
Inputs, 3 PDM Input
Interfaces with phantom
power
Microphones
