Copyright ©2012–2017，Chengdu Ebyte Electronic Technology Co., Ltd.
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2.2. E73 (2G4M04S1D)
2.2.1. Dimension
No.
Pin item
Pin direction
Application
1
P0.21
Input/Output
MCU GPIO
2
P0.22
Input/Output
MCU GPIO
3
P0.23
Input/Output
MCU GPIO
4
P0.24
Input/Output
MCU GPIO
5
P0.25
Input/Output
MCU GPIO
6
P0.28
Input/Output
MCU GPIO
7
P0.29
Input/Output
MCU GPIO
8
P0.30
Input/Output
MCU GPIO
9
P0.00
Input/Output
MCU GPIO
10
P0.01
Input/Output
MCU GPIO
11
VCC
Power supply 2.1 ~ 3.6V DC（Note: The voltage higher 3.6V is forbidden）
12
GND
Ground electrode, connect to power reference ground
13
GND
Ground electrode, connect to power reference ground
14
P0.02
0.9 V Digital power supply decoupling controller
15
P0.03
Input/Output
MCU GPIO
16
P0.04
Input/Output
MCU GPIO
17
P0.05
Input/Output
MCU GPIO
18
P0.06
Input/Output
MCU GPIO
