Configuration And Roles Of Qd77Ms Memory - Mitsubishi Electric QD77MS User Manual

7.1 Configuration and roles of QD77MS memory

7.1.1 Configuration and roles of QD77MS memory
Memory
Model
configuration
Buffer
memory
Internal
memory
QD77MS2
QD77MS4
Flash ROM
Internal
memory
(nonvolatile)
Buffer
memory
Internal
memory
QD77MS16
Flash ROM
Internal
memory
(nonvolatile)
: Setting and storage area provided
– : Setting and storage area not provided
: Parameter only
Possible : Data is held even when power is turned OFF.
Not possible: Data is lost when power is turned OFF.
The Simple Motion module is configured of the following four memories.
Role
Area that can be directly
accessed with sequence
program with PLC CPU.
Area that can be set only
with GX Works2.
Area that can be set only
using buffer memory.
Area for backing up data
required for positioning.
Area for backing up servo
parameter or cam data.
Area that can be directly
accessed with sequence
program with PLC CPU.
Area that can be set only
with GX Works2.
Area that can be set only
using buffer memory.
Area for backing up data
required for positioning.
Area for backing up servo
parameter or cam data.
Chapter 7 Memory Configuration and Data Process
Area configuration
– – – – –
– – – – –
– –
– – – – –
–
– – – –
– – – – –
– –
– – – – –
7 - 2
– – – – –
– – – – –
– –
– – –
– –
– – –
– – – – –
– –
– – –
Not
–
possible
Not
–
possible
Not
possible
– Possible
Possible
Not
–
possible
Not
–
possible
Not
possible
– Possible
Possible