VEGA VEGAPULS C 23 Betriebsanleitung Seite 44

13 Anhang
Sensoren ignorieren den Befehl und gehen in den Ruhemodus zurück.
1
2
Abb. 27: Busarchitektur SDI-12
1 SD-12-Master
2 Busteilnehmer
Basic Commands
Command
Break
a!
aI!
aAb!
?!
aM!
aMC!
aM1! ... aM9!
aMC1! ... aMC9!
aC!
aCC!
aC1! ... aC9!
aCC1! ... aCC9!
aR0! ... aR9!
aRC0! ... aRC9!
aD0! ... aD9!
aV!
44
Data
Data
Response
-
a<CR><LF>
aiiccccccccmmmmmmvvvxx..
xx<CR><LF>
b<CR><LF>
b<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
atttn<CR><LF>
a<values><CR><LF>
a<values><CRC><CR><LF>
a<values><CR><LF> or
a<values><CRC><CR><LF>
attn<CR><LF>
Data
Description
A data recorder starts a request by transmitting a
break
Acknowledge Active
Send Identification
Change Adress
Adress Query
Start Measurement
Start Measurement and Request CRC
Additional Measurements
Additional Measurements and Request CRC
Start Concurrent Measurement
Start Concurrent Measurement and Request CRC
Additional Concurrent Measurements
Additional Concurrent Measurements and Request
CRC
Continuous Measurements
Continuous Measurements and Request CRC
Send Data (M*, C*, V)
Start Verification
Data
VEGAPULS C 23 • SDI-12