Chengdu Ebyte Electronic Technology Co,;Ltd E32-DTU (433NW20) user manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co,;Ltd 12
7 Command format
In sleep mode
（
Mode 3
：
M1=off, M0=off
）
, it supports below instructions on list.
(Only support 9600 and 8N1 format when setting)
No.
Instruction
format
Illustration
1
C0+working
parameters
C0 + 5 bytes working parameters are sent in hexadecimal format. 6 bytes in total and
must be sent in succession, ( Save the parameters when power-down ).
2
C1+C1+C1
Hexadecimal format sends three C1, the module returns saved parameters, must be sent
continuously.
3
C2+working
parameters
Send C2+5 bytes in hexadecimal format: 6 bytes of working parameters, must be sent
continuously (power off without saving)
4
C3+C3+C3
Hexadecimal format sent three C3, the module return version information, must be sent
continuously.
5
C4+C4+C4
Hexadecimal format sent three C4, the module will produce a reset, must be sent
continuously.
7.1 Default parameters
Type
Default parameter values
：
C0 00 00 1C 20 64
M odel
The
network
number
Slave
address
Air data rate
Baud rate
Parity
Transmitting
Power
FEC
E64-DTU (433NW20)
0x00
0x00
8kbps
9600
8N1
100mW
on
7.2 Reading operating parameters
Instruction format
Description
C1+C1+C1
In sleep mode
（
M 0=1
，
M 1=1
），
User gives the module instruction (HEX format): C1 C1 C1,
M odule returns the present configuration parameters.
For example, C0 00 00 1C 20 64.
Summary of Contents for E32-DTU
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