Data Sheet

13
FORM NO.: FR2-015_ A Responsible Department：WBU Expiry Date: Forever
The information contained herein is the exclusive property of AzureWave and shall not be distributed, reproduced, or disclosed
in whole or in part without prior written permission of AzureWave.
2.2 Pin Table
Pin No
Definition
Basic Description
Voltage
Type
1
GND
Ground.
GND
2
WL_BT_ANT
WLAN/BT RF TX/RX path.
RF
3
GND
Ground.
GND
4
NC
Floating Pin, No connect to anything.
Floating
5
NC
Floating Pin, No connect to anything.
Floating
6
HOST_WAKE_B
T
Host wake-up Bluetooth device
I
7
BT_WAKE_HOS
T
Bluetooth device to wake-up Host
O
8
NC
Floating Pin, No connect to anything.
Floating
9
VBAT
3.3V power pin
3.3V
VCC
10
XTAL_IN
Crystal Input(38.4MHz)
I
11
XTAL_OUT
Crystal Output(38.4MHz)
O
12
PDn
Power up/ down internal regulators.
0 = full power-down mode
1 = normal mode
Default pull high in module internal
I
13
WL_HOST_WAK
E
WLAN to wake-up HOST
O
14
SDIO_DATA2
SDIO Data Line 2
I/O
15
SDIO_DATA3
SDIO Data Line 3
I/O
16
SDIO_CMD
SDIO Command Input
I/O
17
SDIO_CLK
SDIO Clock Input
I
18
SDIO_DATA0
SDIO Data Line 0
I/O
19
SDIO_DATA1
SDIO Data Line 1
I/O
20
GND
Ground.
GND
21
VIN_LDO_OUT
Switch Node of Internal DC-DC convertor
1.8V
VCC
22
VDDIO
1.8V-3.3V VDDIO supply for WLAN and Bluetooth
1.8V/3.3V
VCC
23
VIN_LDO
DC-DC convertor to supply AVDD18 of IC
1.8V
VCC
24
SUSCLK_IN
External 32K or RTC clock
I
25
BT_PCM_OUT
PCM data out
O
26
BT_PCM_CLK
PCM Clock
I/O
27
BT_PCM_IN
PCM data Input
I
28
BT_PCM_SYNC
PCM Synchronization control
O
29
NC
Floating Pin, No connect to anything.
Floating
30
NC
Floating Pin, No connect to anything.
Floating
31
GND
Ground.
GND
32
NC
Floating Pin, No connect to anything.
Floating
33
GND
Ground.
GND
34
NC
Floating Pin, No connect to anything.
Floating
35
NC
Floating Pin, No connect to anything.
Floating