Ebyte E70-915NW14S User Manual page 10

Chengdu Ebyte Electronic Technology Co.,Ltd
2 ANT
3 NC
4 NC
5 NC
6 NC
7 NC
8 NC
9 NC
10 NC
11 NC
12 NC
13 NC
14 NC
15 NC
16 GND
17 M0
18 M1
RXD
19
TXD
20
21 TMSC
22 TCKC
23 NC
24 NC
25 AUX
26 VCC
27 GND
28 ACK
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Antenna (50 ohm impedance)
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
Ground Ground electrode
M1M0 The four working modes of the module are determined by the joint
combination. When in use, a 1K protection resistor shall be connected in series
Input
externally, and a 1M pull-up resistor shall be added (it shall not be suspended,
otherwise, it can be grounded).
M1M0 The four working modes of the module are determined by the joint
combination. When in use, a 1K protection resistor shall be connected in series
Input
externally, and a 1M pull-up resistor shall be added (it shall not be suspended,
otherwise, it can be grounded).
TTL UART inputs, connects to external TXD output pin. Can be configured as
Input
open-drain or pull-up input. For details, please refer to parameter setting.
TTL UART outputs, connects to external RXD input pin. Can be configured as
Output
open-drain or push-pull output. For details, please refer to parameter setting.
Input JTAG TMSC
Input JTAG TCKC
Reserved pin Reserved, to be floated
Reserved pin Reserved, to be floated
To indicate module ' s working status & wakes up the external MCU. During the
procedure of self-check initialization, the pin outputs low level.
Can be configured as open-drain output or push-pull output, see parameter settings
Output
for details.
A 1K protection resistor needs to be connected in series when using
(it can be suspended)
Module power supply positive reference, voltage range: 2.2V ~ 3.8V DC
Ground Ground electrode
The user indicates the data transmission result of the module, which is pulled down
before transmission and pulled up after success. It can be configured as drain open
Output
circuit output or push-pull output. When it is used, a 1K protection resistor should
be connected externally in series (it can be suspended).
E70-915NW14S User Manual
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