Chengdu Ebyte Electronic Technology Co., Ltd. E22-900T22D User Manual
Copyright ©2012–2018，Chengdu Ebyte Electronic Technology Co.,Ltd.
Returen: C1 05 01 09
E.g 2: Configure module address (0x1234), network address (0x00), serial port (9600 8N1) and air data rate
(1.2K).
Send: C0 00 04 12 34 00 61
Return: C1 00 04 12 34 00 61
Command: C1+starting address+parameters
Response: C1+starting address+length+parameters
E.g 1
：
Read channel
command starting address length parameter
Send: C1 05 01
Returen: C1 05 01 09
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 01 09
Returen: C1 05 01 09
E.g 2: Configure module address (0x1234), network address (0x00), serial port (9600 8N1) and air data rate
(1.2K).
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
E.g 1: Channel is 0x09
Command head command starting address length parameter
Send: CF CF C0 05 01 09
Returen: CF CF C1 05 01 09
E.g 2: Configure module address (0x1234), network address (0x00), serial port (9600 8N1) and air data rate
(1.2K).
Send: CF CF C2 00 04 12 34 00 61
Return: CF CF C1 00 04 12 34 00 61
Wrong format respond: FF FF FF
7.2 Register description
The module address is high byte and low byte. Note:
When the module address is FFFF, it can be used as
the broadcast and monitor address, that is the module
will not perform address filtering.
Network address, used to distinguish the network.
When communicating with each other, they should
be set to the same.
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