Structure of the in- and output data for LIGHTBUS (from firmware WD)
Input
Word
n
n+1
n+2
n+3
Content
High
-
Input byte0
-
Input byte3
Low
Statusbyte
Input byte1
Input byte4
Input byte2
Description
Statusword
1.and 2. Input byte 5.Input byte
3.and 4. Input byte
Output
Word
n
n+1
n+2
n+3
Content
High
-
Output byte0
-
Output byte3
Low
Statusbyte
Output byte1
Output byte4
Output byte2
Description
Statusword
1.and 2. Output byte 5.Output byte
3.and 4. Output byte
Attention:
The control byte allows the changing of the registers of the module. It must always be 0 in order to avoid a change in the register. A wrong mapping can change the function of the module!
Dataexchange module | 5 |
