Mitsubishi Electric MELSEC Q Series User Manual page 16

CHAPTER4 COMMUNICATIONS BETWEEN CPU MODULES
4.1 Communications between CPU modules using CPU shared memory ..................................
4.1.1 CPU shared memory.........................................................................................................
4.1.2 Communication by auto refresh using CPU shared memory ............................................
4.1.3 Communication by auto refresh using multiple CPU high speed transmission area.........
4.1.4 Communication using CPU shared memory by program ..................................................
4.1.5 Communications between CPU modules when the error occurs ......................................
4.2 Communications with instructions dedicated to Motion CPU.................................................
4.2.1 Control instruction from QCPU to Motion CPU .................................................................
4.3 Communication with Dedicated Instructions ..........................................................................
4.3.1 Writing/reading of device data from QCPU to Motion CPU...............................................
4.3.2 Starting interrupt program from QCPU to C Controller module/PC CPU module..............
4.3.3 Writing/reading of device data from QCPU to QCPU........................................................
4.4 Multiple CPU Synchronous Interrupt......................................................................................
4.5 Multiple CPU Synchronized Boot-up......................................................................................
CHAPTER5 PROCESSING TIME OF QCPU IN MULTIPLE CPU SYSTEM 5-1 to 5-10
5.1 Concept of Scan Time ...........................................................................................................
5.2 Factors for prolonged Scan Time...........................................................................................
5.3 Reducing processing time......................................................................................................
CHAPTER6 PARAMETER ADDED FOR MULTIPLE CPU SYSTEM
6.1 Parameter list.........................................................................................................................
6.1.1 Number of CPUs setting ...................................................................................................
6.1.2 Operating mode setting .....................................................................................................
6.1.3 Online module change setting...........................................................................................
6.1.4 I/O settings outside of the group .......................................................................................
6.1.5 Communication area setting (Refresh setting) ..................................................................
6.1.6 Control CPU settings.........................................................................................................
6.1.7 Multiple CPU synchronized boot-up..................................................................................
6.1.8 Multiple CPU high speed transmission area setting..........................................................
CHAPTER7 PRECAUTIONS FOR USING AnS/A SERIES-COMPATIBLE MODULES
7.1 Precautions for use of AnS/A series compatible module .......................................................
CHAPTER8 STARTING UP THE MULTIPLE CPU SYSTEM
8.1 Flow-chart for Starting Up the Multiple CPU System .............................................................
8.2 Setting Up the Multiple CPU System Parameters..................................................................
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