Register Read And Write Control; Command Format - Ebyte E220-230T30S User Manual

Chengdu Ebyte Electronic Technology Co., Ltd.
When the user switches to other operating modes from mode 3 (sleep mode) or it's still in reset process, the module will reset
4
user parameters, during which AUX outputs low level.
Due to the characteristics of the LoRa modulation method, the information transmission delay is much longer than that of FSK.
For example, at 2.4kbps airspeed, the 100-byte transmission delay is about 1.5 seconds. It is recommended that customers do not
5
transmit large amounts of data at low airspeeds, so as to avoid communication abnormalities caused by data loss due to data
accumulation.

7. Register read and write control

7.1 Command format

In configuration mode (mode 3: M1 = 1, M0 = 1), the list of supported commands are as follows (only 9600, 8N1 format is
supported when) ：
No. Command format
1 Set register
2 Read register
Set temporary
3
registers
Wireless
5
configuration
Copyright ©2012–2018，Chengdu Ebyte Electronic Technology Co.,Ltd.
Command: C0+starting address+length+parameters
Response: C1+starting address+length+parameters
E.g 1: Channel is 0x09
command starting address length parameter
Send: C0 05
Returen: C1 05
E.g 2: Configure module address (0x1234), network address (0x00), serial port (9600 8N1) and air data rate
(2.4K).
Send: C0 00 04 12 34 00 61
Return: C1 00 04 12 34 00 61
Command: C1+starting address+ length
Response: C1+starting address+length+parameters
E.g 1：Read channel
command starting address length parameter
Send: C1 05
Returen: C1 05
E.g 2: Read module address, network address, serial port and air data rate.
Send: C1 00 04
Return: C1 00 04 12 34 00 61
Command: C2+starting address+parameters
Response: C1+starting address+length+parameters
E.g 1: Channel is 0x09
command starting address length parameter
Send: C2 05
Returen: C1 05
E.g 2: Configure module address (0x1234), network address (0x00), serial port (9600 8N1) and air data rate
(2.4K).
Send: C2 00 04 12 34 00 61
Return: C1 00 04 12 34 00 61
Command: CF CF + normal command
Respond：CF CF + normal respond
Description
01 09
01 09
01
01 09
01 09
01 09
E22-400T30S User Manual
14