Open-Q 212A Development Kit
Open-Q™ 212A Development Kit User Guide
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3.8 Open-Q 212A Carrier Board
The Open-Q™ 212A Carrier board measures 17cm x 11.5cm and has various connectors for different
peripherals.
Table 2 Open-Q 212A Carrier Board Features
Feature
Specification
Audio
•
6x Digital Mics via expansion Board
•
Stereo speaker output
•
I2S/SLIMBUS interface for external audio devices
•
3.5mm audio headset jack
I/O
USB (Micro-b, for ADB), Debug UART interface (via USB micro-b), USB
Type-A (x2), GPIO expansion header (GPIO, UART, SPI, I2C buses),
Haptics Driver
Wireless antennas
2x Wi-Fi PCB antennas (2x2 MIMO) + separate Bluetooth PCB antenna
for isolation
OS support
Linux Home Hub OS
Power
•
12V DC
(default option)
or
•
Single-cell Li-ion Battery
(Not supported in BSP Ver 1.0, function will
be added in the future BSP)
The following sections provide details on expansion connectors and switches on the carrier board that allow
users to expand the Open-Q™ 212A functionality. Users should ensure the devices they connect to the
carrier board meet the specific operating range.
3.8.1 Configuration Dip Switch – S10
DIP switch S10 locates on the top side of the OPEN-Q™ 212A carrier board. This 8-bit switch allows user to
config various system functions and boot options. See table below for function of each switch position.
Table 3 Dip Switch HW / SW configuration
Function
DIP
Switc
h
Description
Notes
GPS_CTRL1
S10-1
(A)
GPS Antenna Selection
OFF (Default): On-board PCB
Antenna
ON:
External Antenna (J41)
See Section 3.8.15
FORCED_USB_BOO
T
S10-2
(B)
OFF (Default): Normal boot
ON: Enables boot from USB function