Table of Contents
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J1
No.
Name
1
GND
2
3V3
3
3V3
4
IO2
5
IO3
6
GND
7
RST
8
GND
9
IO0
10
IO1
11
IO10
12
GND
13
5V
14
5V
15
GND
J3
No.
Name
1
GND
2
TX
3
RX
4
GND
Type
G
Ground
P
3.3 V power supply
P
3.3 V power supply
I/O/T
GPIO2, ADC1_CH2, FSPIQ
I/O/T
GPIO3, ADC1_CH3
G
Ground
I
CHIP_PU
G
Ground
I/O/T
GPIO0, ADC1_CH0, XTAL_32K_P
I/O/T
GPIO1, ADC1_CH1, XTAL_32K_N
I/O/T
GPIO10, FSPICS0
G
Ground
P
5 V power supply
P
5 V power supply
G
Ground
Type
G
Ground
I/O/T
GPIO21, U0TXD
I/O/T
GPIO20, U0RXD
G
Ground
Function
Function
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