Table of Contents
Advertisement
mangOH Yellow Hardware Architecture Guide
2.4.10 Geomagnetic Sensor
The mangOH Yellow provides a geomagnetic sensor (U502) that connects to the CF3 module via I2C, as shown in
Figure 2-15
and
Figure 2-11 on page
GPIO25
CF3
I2C
Figure 2-15: Geomagnetic Sensor Configuration
2.4.11 RF
The mangOH Yellow provides u.FL antenna connectors and integrated antennas that connect to the CF3 module's
RF signals:
•
RF_MAIN—CN307 (u.FL); ANT300 (Integrated)
•
RF_GPS—CN306 (u.FL); ANT301 (Integrated Wi-Fi/BT + GPS)
•
RF_DIV—CN304 (u.FL)
Power for these signals can be enabled/disabled as described in
Table 2-5: CF3 RF Interface Configuration Changes
Change type
Enable/disable RF power
Software
for CF3 module
Select Main and GPS
Hardware
antennas
Rev 2 Oct.19
24.
I2C Expander
(U505)
Change effect
AT command
Legato API
SW403:
•
•
Geomagnetic Sensor
(U502)
Table
2-5.
Method
Dip 5—CELL_ANT_CNTR:
OFF—Integrated (ANT300)
·
ON—u.FL (CN307)
·
Dip 7—GPS_ANT_CNTR:
OFF—Integrated (ANT301)
·
ON—u.FL (CN306)
·
26
DNI
INT
Change duration
mangOH Yellow uses the
selected antennas until the
dipswitch positions are changed.
41113116
Advertisement
Table of Contents
