User's Manual

Product Brief – Airborne SDIO/SPI 802.11b/g Radio Quatech, Inc.
846-8310-240 June 2010 3
2.0 Block Diagram
The following outlines the block diagram of the radio:
Marvell
88W8686 IEEE 802.11 MAC
Processor & RF Transciever
SDIO/SPI Interface
Power
Management
32.768KHz
Xtal Oscillator
40 MHz
Xtal Oscillator
802.11b/g FEM
U.FL RF
Connector
VDD (3.3VDC)
BT Coexistence
Serial
EEPROM
802.11b/g RF
VHIO (1.8VDC or VDD)
External Sleep Clock Option Available