ADF Web HD67839 Series User Manual page 31

Industrial Electronic Devices
(**) ADDR_HI...ADDR_LO
It is set to zero.
(***) Check
XOR-combination of the previous 6 bytes (Start/Control ... to ... DATA_LO).
HD67839  Ethernet
The answer of the HD67839 to the PC uses 3 bytes:
Byte 1 Byte 2
Start/Ctrl (*) DATA (**)
(*) Start/Ctrl and DATA_HI...DATA_LO fields
Bit 7 Bit 6
Description
Identifier
Release
Status
ADFweb.com Srl – IT31010 – Mareno – Treviso
Byte 3
Check (***)
Bit 5 Bit 4
Identifier
Value
5
0
00
01
10
11
User Manual DALI / Ethernet
Document code: MN67839_ENG
Bit 3 Bit 2
Release
Meaning
Release 0
OK
DALI Data
DALI answer 'NO'
Check sum
Error DALI bus short circuit
DALI receive error
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Revision 1.001 Pagina 31 di 62
Bit 1 Bit 0
Status
Note
DATA = 1
DATA = 2
DATA = 3
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