Gps Module; Wlan Module - Nokia RM-235 Service Manual

RM-235
System module and user interface

GPS module

HW 51 supports GPSCost3.0 release. GPS module is connected to cellular engine via I2C interface and GenIO
control signals. GPS clock configuration includes dedicated GPS TCXO and reference clock from Ahneus.

WLAN module

WLAN module HW51 supports WLANSize4.0 release. WLAN module is configured as Cellular engine SPI slave.
WLAN and Bluetooth co-existence is supported via BTH-WLAN interface. WLANSize4.0 have reference clock of
external oscillator 38.4MHz and it is shared with BTHFMRDS2.0.
Issue 1
Figure 46 Bluetooth & FM radio block diagram
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