Chengdu Ebyte Electronic Technology Co.,Ltd.
E106-xxxTxxS User Manual
Copyright ©2012–2023
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
8
2
VCC
-
Module power supply is positive reference, voltage range: 3.0 to
3.6 VDC
3
AUX
output
Used to indicate the working state of the module; user awakens
external MCU and output low level during self-test initialization
(can be suspended)
4
TXD
output
TTL serial port output, connected to the external RXD input pin;
5
RXD
import
TTL serial port input, connected to the external TXD output pin;
6
M1
Input (very
weak pull-up)
With M0, determine the four working modes of the module (not
suspended, if not grounded)
7
M0
Input (very
weak pull-up)
With M1, determine the four working modes of the module (not
suspended, if not grounded)
11
ANT
output
Antenna interface (high-frequency signal output, 50 ohm
characteristic impedance)
12
GND
-
Fixed to
13
GND
-
Fixed to
14
GND
-
Fixed to
18
NC
-
The NC pin, which needs to be suspended
19
NC
-
The NC pin, which needs to be suspended
20
NC
-
The NC pin, which needs to be suspended
21
NC
-
The NC pin, which needs to be suspended
22
NC
-
The NC pin, which needs to be suspended
23
NC
-
The NC pin, which needs to be suspended
24
NC
-
The NC pin, which needs to be suspended
3.2 E610-433T20S / E610-900T20S size and pin definition
