ADF Web HD67839 Series User Manual page 34

Industrial Electronic Devices
(*) Start/Ctrl field
Bit 7 Bit 6
0 Indentify/nDALI
Where:
bit 7: Monitor Enable. 1 = enable monitor function. If enabled the HD67839 sends all received DALI data back to the PC.
bit 6:
High: no data is sent via the DALI bus. Response only on PC (to check connection) when DATA_HI = 00h and DATA_LO = 01h,
o
then enable / when DATA_HI = 00h and DATA_LO = 00h, then disable (default: enable)
Low: DALI (DSI) output on the DALI bus
o
bit 5:
High: immediate reply to PC (not waiting for DALI answer)
o
Low: waiting for DALI answer (10 ms max.) DALI „NO" after 10 ms
o
bit 4:
High: data output in DSI format
o
DATA_MID = 0: DATA_LO = 8 bit DSI data
Low: data output in DALI format:
o
DATA_MID: DALI HighByte (DALI address byte)
DATA_LO: DALI LowByte (DALI command byte)
data output in eD format:
DATA_HI: eD HighByte
DATA_MID: eD MiddleByte
DATA_LO: eD LowByte
bit 3: 0
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Bit 5 Bit 4
Echo DSI/nDALI
User Manual DALI / Ethernet
Document code: MN67839_ENG
Bit 3 Bit 2
0 0
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Bit 1 Bit 0
0 0
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