Digidim 503AV / 505 RS232 AV Interface User Guide
Helvar Ltd.
Doc. No. 7860076
Page i
Issue 8
Contents
1.
Overview.............................................................................................................................1
1.1.
DIGIDIM and DALI .....................................................................................................1
1.2.
DALI Safety Note .......................................................................................................1
1.3.
Isolation .....................................................................................................................1
1.4.
Byte Format ...............................................................................................................1
1.5.
References ................................................................................................................1
2.
Interface Power...................................................................................................................2
2.1.
505 Interface Power ...................................................................................................2
Old type (black case) .................................................................................................2
New type (transparent case) ......................................................................................2
Both types..................................................................................................................2
2.2.
503AV Interface Power ..............................................................................................2
3.
Connection..........................................................................................................................3
3.1.
Connection Details .....................................................................................................4
3.2.
505 Interface RS232 Connector .................................................................................5
Old Interface (Black Case) .........................................................................................5
New Interface (Transparent Case)..............................................................................5
4.
Operating Modes.................................................................................................................6
4.1.
505 Operational Default .............................................................................................6
4.2.
503AV Operational Default.........................................................................................6
5.
Installation...........................................................................................................................6
5.1.
505 Installation...........................................................................................................6
5.2.
503AV Installation ......................................................................................................6
5.3.
System Installation Example ......................................................................................7
6.
Programming a DIGIDIM system .........................................................................................8
7.
Messages ...........................................................................................................................8
7.1.
Message Handling .....................................................................................................8
Synchronisation .........................................................................................................8
Data Transfer.............................................................................................................8
7.2.
Message Structure.....................................................................................................8
Transmission to Interface ...........................................................................................8
Return from Interface .................................................................................................8
DALI System Traffic ...................................................................................................9
DALI Component Addressing .....................................................................................9
7.3.
Message List............................................................................................................10
8.
Appendices .......................................................................................................................13
8.1.
Return message format............................................................................................13
Reply type................................................................................................................13
Data formats ............................................................................................................13
8.2.
Touch Screen ..........................................................................................................14
