Rev 2.0
Page 87 of 164
Generic Qseven Carrier Board Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
2.8.4
Sensors
The Qseven Generic Carrier Board supports 4 on board sensors,
Ambient Light Sensor
Digital eCompass
3-Axis accelerometer
Altimeter/Barometer
Below figure shows the Sensor’s physical location on the top and bottom of the board as shown below.
Figure 28: Sensors
2.8.4.1
Ambient Light Sensor
The Qseven Generic Carrier Board supports on board Ambient Light Sensor. This sensor is connected to
I2C interface of Qseven MXM connector (66
th
and 68
th
Pin) and interrupt is connected to 188
th
Pin of
Qseven MXM connector. This sensor (U33) is physically located on the top of the board as shown in
2.8.4.2
Digital eCompass
The Qseven Generic Carrier Board supports on board Digital eCompass Sensor. This sensor is connected
to I2C interface of Qseven MXM connector (66
th
and 68
th
Pin) and interrupt is connected to 186
th
Pin of