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No Pin Name
16 NC/RF
17 GND
18 GND
19 GND
20 GND
21 GND
22 GND
23 GND
24 GND
25 GND
26 W STAT LED
27 UART0 TXD/DUAL STAT Digital Out
28 UART0 RXD/DUAL SW
1
29 GPIO49
1
30 GPIO48
1
31 GPIO47
1
32 GPIO46
33 STAT LED1
34 STAT LED2
35 STAT LED3
36 GND
37 RESETn
2
38 WAKE UP0
39 NC
40 NC
41 MCU READY
42 FACTORY RESET
A1 NC
A2 NC
A3 NC
A4 SPDT V1
2
Connect to HOST MCU (wake up after shut-off mode, active high), use 10 kOhm resistor to GND at pin
Product Specification Rev. 1.1
Pin Type
Description
RF in/out over 50Ω bottom pad
NC/Analog IO
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Ground Pin
Connect to ground
Digital Out
Connect to LED wireless (Wi-Fi) status, active low
TXD for UART0/UART1 state (binary data or command)
Digital In
RXD for UART0/UART1 toggle switch for the control of the state
Digital I/O
Digital I/O #49
Digital I/O
Digital I/O #48
Digital I/O
Digital I/O #47
Digital I/O
Digital I/O #46
Digital Out
Connect to LED MCU status (heartbeat), active low
Digital Out
Connect to LED IP connectivity (allocated IP), active low
Digital Out
Connect to LED Error (active during booting), active low
Ground Pin
Connect to ground
Digital In
Reset MCU, active low
Digital In
Wake up signal for MCU/WLAN SoC, active high
NC
Do not connect
NC
Do not connect
Digital Out
Connect to LED MCU ready (booting ready), active high
Digital In
Factory reset (valid after 10 seconds), active high
NC
Do not connect
NC
Do not connect
NC
Do not connect
Input Signal
Do not connect if on-board antenna In/Out is desired, for RF-Pad
4.3.2 Module Selectable
In/Out
PAN9420 Wi-Fi Module
2 Overview
RF-In/Output.
Page 9
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