Technical data

R911305038 / 01 | Rexroth VCP-Operating Concept Electric Drives and Controls | Bosch Rexroth AG 5-183
Standard Mode
5.23.3.1 Transfer to the Controller (Operator-Controlled)
Fig. 5-68: Data transfer to the controller (operator-controlled)
Start
Terminal initializes transfer
variables
transfer from the terminal
with the values of the system
variables
SelectRezeptNr and
SelectDSNr
DDR-bit in WCB = 1?
Start of data transmission
Initialization of transfer variables
transfer from the terminal
by the terminal
recipe no. = 0
data set no. = FF
DDR-bit in the RCB is
reset by the terminal
End
No
Yes
Initiation of the transmission by the
operator via the system variable
DSDownload
1 = transfer to recipe buffer
2 = transfer to single addresses
PLC resets the DDF-bit in the WCB
Abort by operator via
system variable
DSDnloadBreak
No
No
DDR-bit in RCB is set by the
terminal
Ja
Yes
Abort of data transmission by
loss of voltage or abort of
communication?
LF DPDDR RAfreefree EDRfree
RCB
R ead C o-ordination B yte
LF DPDDR RAfreefree EDRfree
WCB in the poll area
W rite C o-ordination B yte