Data Sheet

11
K019-CW43-DW datasheet_V1.6_15042020.doc | Shawn Xiao
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4. Pin Assignments
4.1
Pin Map
4.2
Pin Table
NO Name Type Description
1
GND
－
Ground connections
2
WL_BT_ANT I/O WLAN/BT (RF->TX/RX) patch
3
GND
－
Ground
4
NC
－
Floating (Don’t connected to ground)
5
NC
－
Floating (Don’t connected to ground)
6
BT_WAKE
I
HOST wake-up Bluetooth device
7
BT_HOST_WAKE
O
Bluetooth device to 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 up/down