Table of Contents
Advertisement
Contents
Safety Information .................................................................................................................................... 3
Contents .................................................................................................................................................... 4
Table Index ............................................................................................................................................... 6
Figure Index .............................................................................................................................................. 7
1
Introduction ....................................................................................................................................... 8
1.1.
Special Marks ......................................................................................................................... 12
2
Product Overview ............................................................................................................................ 13
2.1.
General Description ................................................................................................................ 13
2.2.
Key Features .......................................................................................................................... 13
2.3.
EVB ........................................................................................................................................ 15
3
Application Interfaces ..................................................................................................................... 16
3.1.
General Description ................................................................................................................ 16
3.2.
Pin Assignment ...................................................................................................................... 17
3.3.
Pin Description ....................................................................................................................... 18
3.4.
Power Supply ......................................................................................................................... 20
3.4.1.
Power Supply Pins Introduction ................................................................................... 20
3.4.2.
Buck Circuit Pins Introduction ...................................................................................... 21
3.5.
WLAN Application Interface .................................................................................................... 22
3.5.1.
SDIO Interface ............................................................................................................. 22
3.5.2.
WLAN_EN ................................................................................................................... 24
3.5.3.
WLAN_WAKE ............................................................................................................. 24
3.6.
Bluetooth Application Interface ............................................................................................... 24
3.6.1.
UART Interface ............................................................................................................ 25
3.6.2.
BT_EN ......................................................................................................................... 26
3.6.3.
BT_WAKE_HOST and HOST_WAKE_BT .................................................................. 26
3.6.4.
PCM Interface ............................................................................................................. 27
3.7.
Other Interfaces ...................................................................................................................... 28
3.7.1.
WLAN_SLP_CLK ........................................................................................................ 28
3.7.2.
XTAL_IN/OUT ............................................................................................................. 29
3.7.3.
SDIO_VSEL ................................................................................................................ 29
3.7.4.
GPIOs ......................................................................................................................... 29
3.8.
RF Antenna Interfaces ............................................................................................................ 30
3.8.1.
Operating Frequency ................................................................................................... 30
3.8.2.
Pin Definition of RF Antenna Interface ........................................................................ 30
3.8.3.
Reference Design ........................................................................................................ 31
3.8.4.
Reference Design of RF Routing ................................................................................. 31
3.8.5.
Requirements for Antenna Design .............................................................................. 33
3.8.6.
RF Connector Recommendation ................................................................................. 33
FC905A_Hardware_Design
Wi-Fi&Bluetooth Module Series
4 / 51
Advertisement
Table of Contents
