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7. Pin Assignments
7.1 Pin Outline
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7.2 Pin Definition
NO
Name
Type
Description
1
GND
－
Ground connections
2
_ANT I/O
RF
I/O
port
3
GND
－
Ground connections
4
FM_RX
I
FM radio RF input antenna port
5
NC
－
Floating (Don’t connected to ground)
6
_WAKE
I
HOST wake-up Bluetooth device
7
_HOST_WAKE
O wake-up
HOST
8
NC
－
Floating (Don’t connected to ground)
9
VBAT
P
Main power voltage source input
10
XTAL_IN
I Crystal
input
11
XTAL_OUT
O Crystal
output
12
WL_REG_ON
I
Internal regulators power enable/disable
13
WL_HOST_WAKE
O
WLAN to wake-up HOST
