Mitsubishi Electric MELSEC-LD77MS2 User Manual page 422

Area name
Parameter area (a) Parameters validated when PLC READY signal
[Y0] changes from OFF to ON
Parameter area (b) Parameters validated when the TO command is
executed from the PLC CPU (validated when
the next control is started after the TO
command is executed)
Parameter area (c) Parameters validated with power supply
ON/PLC CPU reset
Chapter 7 Memory Configuration and Data Process
Data is backed up
here.
Flash ROM
Parameter area (a)
Parameter area (b)
Parameter area (c)
Positioning data area
(No.1 to 600)
Block start data area
(No.7000 to 7004)
Internal memory
(nonvolatile)
Servo parameter area
7 - 4
User accesses
here.
Buffer memory/Internal memory
Parameter area (a)
Parameter area (b)
Parameter area (c)
Positioning data area
(No.1 to 600)
Block start data area
(No. 7000 to 7004)
Servo parameter area
Monitor data area
Control data area
LD77MS
Description
[Pr.1] to [Pr.7], [Pr.11] to [Pr.24], [Pr.43] to [Pr.57],
[Pr.80] to [Pr.83], [Pr.89] to [Pr.95], [Pr.100], [Pr.801],
[Pr.805] to [Pr.807]
[Pr.8] to [Pr.10], [Pr.25] to [Pr.42], [Pr.84]
[Pr.91] to [Pr.94], [Pr.96], [Pr.97], [Pr.114], [Pr.800] to
[Pr.807]