Profidrive Acyclic Parameter Access - Toshiba TOSVERT VF-MB1 Function Manual

9. PROFIdrive acyclic parameter access

DP-V1 acyclic communication is mainly used to read/write the parameter.
VF-MB1/S15/AS3 parameter and the PROFIBUS parameter can be read/written using
PDP003Z.
The following setting is necessary in the configuration to communicate DP-V1.
(The figure below is a setting for SIMATEC Step7.)
Parameter access sequence to VF-MB1/S15/AS3 takes place as described in the
following figure.
Master
Time Parameter
Request
Parameter
Response
When you use acyclic parameter access, the value is written to the EEPROM.
PROFIBS DP-V1 Communication
Write Request
Write Response (without Data)
Read Request (without Data)
Read Response (with Data)
Notes
- 39 -
E6581738④
VF-MB1/S15/AS3
Parameter
Request
Parameter
Processing
Parameter
Response