Address byte format:
7 6 5 4 3 2 1 0
CB A5 A4 A3 A2 A1 A0 SB
Key Description
CB
Address Classification Bit
0: A5 ~ A0 specifies the device address
1: A5 ~ A0 is 111111 for broadcasting
A5 ~ A4 is 11, A3 ~ A0 specifies the group
address
SB Select
Bit
0: the data byte specifies the lamp power
1: the data byte specifies the command
To get the status of the DALI command execution, send the
following command. A bit is set to one when the corresponding
DALI command is finished.
DCON
@AADE
Modbus RTU Read register 30257
When a DALI command is finished and it should have response,
the following command can be sent to get the response.
DCON
@AADSn
Modbus RTU Read one of the register 30001 ~ 30008
DGW-521 User Manual, Rev. A1.0
17
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