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Chengdu Ebyte Electronic Technology Co., Ltd.
9
AI7
10
AI6
11
XL1
P0.26
12
13
XL2
14
P0.06
15
AI3
16
P0.08
17
P1.09
18
AI2
19
VDD
20
P12
21
GND
22
P0.07
23
VDH
24
GND
DCH
25
26
RST
27
VBS
28
P15
29
30
P17
31
32
P0.20
33
P0.13
34
P0.22
35
P0.24
36
P1.00
Copyright ©2012–2018，Chengdu Ebyte Electronic Technology Co., Ltd
P0.31/AIN7
P0.30/AIN6
P0.00/XL1
P0.26
P0.01/XL2
P0.06
P0.05/AIN3
P0.08
P1.09
P0.04/AIN2
-
P0.12
-
P0.07
VDDH
-
DCCH
P0.18/RESET
VBUS
P0.15
D-
-
P0.17
D+
-
P0.20
P0.13
P0.22
P0.24
P1.00
Analog input 7, low frequency I/O, standard
Common I/O
drive
Analog input 6, low frequency I/O, standard
Common I/O
drive
Common I/O
Connect to 32.768 kHz crystal
See details about nrf52840 datasheet on Nordic
Common I/O
website
Common I/O
Connect to 32.768 kHz crystal
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Common I/O
website
Common I/O
Analog input 3
See details about nrf52840 datasheet on Nordic
Common I/O
website
See details about nrf52840 datasheet on Nordic
Common I/O
website
Common I/O
Analog input 2
-
Power supply
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Common I/O
website
ground line ， connect to the power reference
-
ground
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Common I/O
website
-
High-voltage power supply
ground line ， connect to the power reference
-
ground
-
DC/DC Converter output
Common I/O
QSPI/CSN/external reset
USB power supply ， 5V input ， used to
-
USB3.3V voltage regulator
See details about nrf52840 datasheet on Nordic
Common I/O
website
-
USB D-
See details about nrf52840 datasheet on Nordic
Common I/O
website
-
USB D+
See details about nrf52840 datasheet on Nordic
Common I/O
website
See details about nrf52840 datasheet on Nordic
Common I/O
website
Common I/O
QSPI
Common I/O
QSPI
Common I/O
See details about nrf52840 datasheet on Nordic
E73-2G4M08S1C User Manual
6
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