WLAN troubleshooting
Troubleshooting flow
GPS troubleshooting
Introduction to GPS troubleshooting
GPSCost4.1D is a single chip GPS receiver, comprising both RF and BB blocks integrated in a single digital die.
GPSCost4.1D is connected to RAPU ASIC via I2C_1 and some GENIOs. GPSCost4.1 D operates in Multi-master
mode and the REF clock is requested via AGPS_CLK_REQ signal connected to RAPU genio46. REFOUT_EXT2 single
ended 38.4 MHz analog clock from Linko RF is provided to GPSCost4.1D.
RM-596
BB Troubleshooting and Manual Tuning Guide
Page 3 – 78 COMPANY CONFIDENTIAL Issue 2
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