Configuration And Roles Of Qd77Gf Memory - Mitsubishi Electric MELSEC-Q Series User Manual

7.1 Configuration and roles of QD77GF memory

7.1.1 Configuration and roles of QD77GF memory
Memory
Model
configuration
Buffer
memory
Internal
memory
QD77GF
Flash ROM
Internal
memory
(nonvolatile)
: Setting and storage area provided
– : Setting and storage area not provided
Possible : Data is held even when power is turned OFF.
Not possible: Data is lost when power is turned OFF.
*1: Parameter only
*2: "–" when MR-J4-GF or another servo amplifier is used.
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.
Chapter 7 Memory Configuration and Data Process
Area configuration
–
– – – – –
– – – – – –
– –
– – – – – –
7 - 2
– – –
– – – –
* 2
– – – – –
– – – – Possible
* 1
– – –
* 2
Not
possible
Not
possible
Not
possible
Possible