7 - 7
Chapter 7 Memory Configuration and Data Process
7.2 Data transmission process
The data is transmitted between the memories of Simple Motion module with steps (1)
to (10) shown below.
: The data transmission patterns correspond to the numbers (1) to (10) in the
following drawings.
LD77MS
PLC CPU
Servo amplifier
Parameter area (a)
Parameter area (b)
Positioning data area
(No.1 to 600)
Block start data area
(No.7000 to 7004)
Flash ROM
(1) Power supply ON/
PLC CPU reset
Parameter area (c)
Servo parameter area
Internal memory
(nonvolatile)
Buffer memory/Internal memory
Parameter area (a)
Parameter area (b)
Positioning data area
(No.1 to 600)
Block start data area
(No.7000 to 7004)
Monitor data area
Control data area
Servo parameter area
(2) TO command
(4) FROM command
(5) Servo amplifier data read
(2) Valid upon execution of
the TO instruction.
Parameter area (b)
Parameter area (a)
(3) PLC READY signal
[Y0] OFF ON: Valid
Parameter area (c)
(1) Power supply ON/
PLC CPU reset: Valid
Parameter area (c)
Содержание MELSEC-L Series
Страница 1: ...MELSEC L LD77MS Simple Motion Module User s Manual Positioning Control LD77MS2 LD77MS4 LD77MS16 ...
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Страница 30: ...MEMO ...
Страница 70: ...2 10 Chapter 2 System Configuration MEMO ...
Страница 83: ...3 13 Chapter 3 Specifications and Functions MEMO ...
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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 ...
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