Plc mp multi processor system

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Program-control systems > Plc systems > Plc mp multi processor system

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• G05B 2219/1201 Each plc can act as leader, flying leader
• G05B 2219/1202 Modules with same hardware and software
• G05B 2219/1203 Expand logical expression over multiple controllers
• G05B 2219/1204 Multiprocessing, several plc's, distributed logic control
• G05B 2219/1205 Memory access for different processors, memory arbitration, mailbox
• G05B 2219/1206 All processors are loaded with same program, only part of program is loaded
• G05B 2219/1207 Download programcode to node, I-O and execute programcode
• G05B 2219/1208 Communication, exchange of control, I-O data between different plc,
• G05B 2219/1209 Exchange control, I-O data to other plc, individually, without host
• G05B 2219/1211 Exchange control, I-O data to other plc, using separate synchronizing,
• G05B 2219/1212 Exchange control data between plc's only when other plc's are inactive
• G05B 2219/1213 All plc send their input to a common image memory, output directly send out
• G05B 2219/1214 Real-time communication between plc, Ethernet for configuration, monitor
• G05B 2219/1215 Leader-follower system
• G05B 2219/1216 Interlock problem, avoid sending data to follower when follower processes data