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7 - 2
Chapter 7 Memory Configuration and Data Process
7.1 Configuration and roles of LD77MS memory
7.1.1 Configuration and roles of LD77MS memory
The Simple Motion module is configured of the following four memories.
Model
Memory
configuration
Role
Area configuration
B
ackup
Param
eter area
Monitor data area
C
ontrol data area
Positioning dat
a area
Block start data
area
Servo parameter area
Synchronous control
area
C
am area
(N
o. 1 to 100)
(N
o. 101 to 600)
(N
o.7000 to 7001)
(N
o.7002 to 7004)
(
Pr
.1
00
, PA,
PB,
PC
)
(
P
A
19
, PD
, PE
, P
S,
PF
, Po
, PL
)
LD77MS2
LD77MS4
Buffer
memory
Area that can be directly
accessed with sequence
program with PLC CPU.
–
Not
possible
Internal
memory
Area that can be set only
with GX Works2.
–
–
–
–
–
–
–
–
–
–
–
Not
possible
Area that can be set only
using buffer memory.
–
–
–
–
–
–
–
–
–
–
Not
possible
Flash ROM
Area for backing up data
required for positioning.
–
–
–
–
– Possible
Internal
memory
(nonvolatile)
Area for backing up servo
parameter or cam data.
–
–
–
–
–
–
–
–
Possible
LD77MS16
Buffer
memory
Area that can be directly
accessed with sequence
program with PLC CPU.
–
–
–
–
Not
possible
Internal
memory
Area that can be set only
with GX Works2.
–
–
–
–
–
–
– –
Not
possible
Area that can be set only
using buffer memory.
–
–
–
–
–
–
–
–
–
–
Not
possible
Flash ROM
Area for backing up data
required for positioning.
–
–
–
–
– Possible
Internal
memory
(nonvolatile)
Area for backing up servo
parameter or cam data.
–
–
–
–
–
–
–
–
Possible
: 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.
Содержание MELSEC-L Series
Страница 1: ...MELSEC L LD77MS Simple Motion Module User s Manual Positioning Control LD77MS2 LD77MS4 LD77MS16 ...
Страница 2: ......
Страница 30: ...MEMO ...
Страница 70: ...2 10 Chapter 2 System Configuration MEMO ...
Страница 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
Страница 103: ...3 33 Chapter 3 Specifications and Functions MEMO ...
Страница 107: ...3 37 Chapter 3 Specifications and Functions MEMO ...
Страница 111: ...3 41 Chapter 3 Specifications and Functions MEMO ...
Страница 115: ...3 45 Chapter 3 Specifications and Functions MEMO ...
Страница 140: ...4 22 Chapter 4 Installation Wiring and Maintenance of the Product MEMO ...
Страница 253: ...5 113 Chapter 5 Data Used for Positioning Control MEMO ...
Страница 342: ...5 202 Chapter 5 Data Used for Positioning Control MEMO ...
Страница 438: ...7 20 Chapter 7 Memory Configuration and Data Process MEMO ...
Страница 440: ...MEMO ...
Страница 485: ...9 25 Chapter 9 Major Positioning Control MEMO ...
Страница 594: ...9 134 Chapter 9 Major Positioning Control MEMO ...
Страница 624: ...10 30 Chapter 10 High Level Positioning Control MEMO ...
Страница 656: ...11 32 Chapter 11 Manual Control MEMO ...
Страница 690: ...12 34 Chapter 12 Expansion Control MEMO ...
Страница 798: ...13 108 Chapter 13 Control Sub Functions MEMO ...
Страница 866: ...14 68 Chapter 14 Common Functions MEMO ...
Страница 884: ...15 18 Chapter 15 Dedicated Instructions MEMO ...
Страница 899: ...16 15 Chapter 16 Troubleshooting MEMO ...
Страница 1036: ...Appendix 88 Appendices MEMO ...
Страница 1039: ......