Command Format; Factory Default Parameter; Working Parameter Reading; Version Number Reading - Ebyte E31-433T17S User Manual

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7 Command format

In sleep mode (mode 3: M0 = 1, M1 = 1), the list of supported commands are as follows (only 9600, 8N1 format is
supported when)：
No. Command format
1 C0+Working parameters
2
3 C2+Working parameters
4
5

7.1 Factory default parameter

Model
M odule M odel Frequency
E31-433T17S

7.2 Working parameter reading

Instruction format
C1+C1+C1

7.3 Version number reading

Instruction format
C3+C3+C3

7.4 Reset instruction

Instruction format
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The C0+5 byte working parameter is sent in hexadecimal format, 6 bytes in all, and must
be sent continuously (power-down save)
Three C1s are sent in hexadecimal format. The module returns the saved parameters and
C1+C1+C1
must be sent continuously.
Send C2+5 byte working parameters in hexadecimal format, 6 bytes in all, must be sent
continuously (power off without saving)
Three C3s are sent in hexadecimal format. The module returns version information and
C3+C3+C3
must be sent continuously.
Three C4s are sent in hexadecimal format, and the module will generate a reset and must
C4+C4+C4
be sent continuously.
Factory default parameter value：C0 00 00 18 50 44
Address Channel
433M Hz 0x0000 0x50
In sleep mode (M 0=1, M 1=1), a command (HEX format) is issued to the module serial port: C1
C1 C1, the module will return the current configuration parameters, such as: C0 00 00 1A 17 44.
In sleep mode (M 0=1, M 1=1), a command (HEX format) is issued to the module serial port: C3
C3 C3, the module will return the current configuration parameters, such as: C3 32 xx yy;the
second byte represents the frequency , if it's 32,it is the applicable frequency of 433M Hz, if it's
38, it is the applicable frequency of 470M Hz, if it's 45, it is the applicable frequency of 868M Hz;
If it's 44, it is the applicable frequency of 915M Hz; if it's 46, it is the applicable frequency of
170M Hz; xx represents the version number, yy represents other features of module.
Description
Air data rate Baud Rate
1.2kbps 9600
Detailed description
Detailed description
Detailed description
E31-433T17S User Manual
Transmitting
Serial port format
power
8N1 50mW
12