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Chengdu Ebyte Electronic Technology Co.,Ltd.
Pin definition:
Pin No.
Item
1
NC
2
GND
3
NC
4
nNEST
5
NC
6
NC
7
NC
8
GND
11
GND
12
ANT
13
GND
14
GND
15
GND
16
GND
19
GND
20
M0
21
M1
22
RXD
23
TXD
24
AUX
25
VCC
26
GND
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Direction
-
-
-
output
-
-
-
-
-
-
-
-
-
-
-
Input (very
With M1, determine the four working modes of the module (not
weak pull-up)
Input (very
With M0, determine the four working modes of the module (not
weak pull-up)
import
TTL serial port input, connected to the external TXD output pin;
output
TTL serial port output, connected to the external RXD input pin;
output
The user wakes up the external MCU to output low level during
Module power supply is positive reference, voltage range:
-
-
Description
Empty feet
Module ground wire
Empty feet
Module reset pin, low level reset
Empty feet
Empty feet
Empty feet
Module ground wire
Module ground wire
antenna
Module ground wire
Module ground wire
Module ground wire
Module ground wire
Module ground wire
suspended, if not grounded)
suspended, if not grounded)
To indicate the working status of the module;
the self-test (can be suspended)
1.8~3.6V DC
Module ground wire
E106-xxxTxxS User Manual
9
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