Chengdu Ebyte Electronic Technology Co.,Ltd.
E104-BT12LSP User Manual
Copyright ©2012–2021
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Chengdu Ebyte Electronic Technology Co.,Ltd.
29
6.4 Transmission of information
Group addresses cannot be obtained using the Tmallgenie group network; data can only be transmitted via unicast
addresses
Device 0002 broadcasts hexadecimal data for "8202000"
Writing the Target address as FFFF is broadcasting where all devices, including their own, receive data.
Sender
09 C2 ffff 8202 01 00 00 00
Receiver
0C 42 02 00 FF FF 82 02 01 00 00 00
6.4.1 Fixed-point data transmission
For example: Device 0002 sends hexadecimal data of "82 02 01 00 00 00" to device 0004
Sender
09 C2 0004 8202 01 00 00 00
Receiver
0C 42 02 00 04 00 82 02 01 00 00 00
Response
08 41 0002 0001 8204 00
