Register Read And Write Control; Instruction Format; Working Parameter Reading; Version Number Read - Ebyte E330-400T13S User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd.
Send Cannot send data wirelessly
Receive Cannot receive data wirelessly
Other All related functions of the module are closed, and the sleep mode can only be exited through the M1M0 pin

7. Register read and write control

7.1 Instruction format

In configuration mode (mode 2: M1=1, M0=0), the supported command list is as follows (when setting, only 9600, 8N1 format is
supported):
No Instruction format
1 C0+
parameters
2 C1+C1+C1
3 C2+Working parameters
4 C3+C3+C3

7.2 Working parameter reading

Instruction format
C1+C1+C1

7.3 Version number read

Instruction format
C3+C3+C3
Copyright ©2012–2021，Chengdu Ebyte Electronic Technology Co.,Ltd.
working Send C0+5 bytes of working parameters in hexadecimal format, a total of 6 bytes, must be sent
continuously (save when power off)
Three C1s are sent in hexadecimal format, and the module returns the saved parameters, which
must be sent continuously.
Send C2+5 bytes in hexadecimal format. Working parameters, 6 bytes in total, must be sent
continuously (not saved after power failure)
Three C3s are sent in hexadecimal format, and the module returns version information, which must
be sent continuously.
In sleep mode (MOD=1), send a command to the module serial port (HEX format): C1 C1 C1,
The module will return the current configuration parameters, such as: C0 00 00 10 52 34.
In sleep mode (MOD=1), send a command to the module serial port (HEX format): C3 C3 C3,
The module will return the current configuration parameters, such as: C3 00 0X XX1 XX2 XX3 XX4 XX5;
Here, 00 0X represents the model of the module, XX1 is the version number, and XX2 XX3 XX4 XX5 refer to other features of the
module.
Detailed description
Detailed description
Detailed description
E330-400T13S User Manual
12