Chengdu Ebyte Electronic Technology Co,, Ltd E70-433T14S2 user manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd 5
3.Dimension/Pin Definition
No.
Pin item
Pin direction
Application
1
、
2
、
3
GND
Ground
Ground electrode
4
、
5
、
6
、
7
NC
Reserved pin
Reserved, to be floated
8
VCC
Voltage
：
2.2V ~ 3.8V DC
9
、
10
GND
Ground
Ground electrode
11
PA_EN
Reserved pin
Internal MCU controlled LNA pin, valid in high level, connect to pin 44
12
LNA_EN
Reserved pin
Internal MCU controlled PA pin, valid in high level, connect to pin 45
13
M2
Input
M2, M1, M0 jointly decide the 8 working modes;
An external 1k protective resistor shall be connected in series when in use.
14
RESET
Input
Reset pin, valid in low level
15
GND
Ground
Ground electrode
16
AUX
output
It is used to indicate the operation status of module, for user to wake up the
external MCU, the module outputs low level during self-checking and
