| 摘要 |
PROBLEM TO BE SOLVED: To provide a controller of multiprocessor configuration improved in expandability, versatility and economical efficiency by using high-performance inexpensive general articles and further improved in safety by supporting the lacked reliability of general articles. SOLUTION: Concerning the controller of multiprocessor configuration, plural independent general buses 4a and 4b with the connector connections of respective multiprocessors 5a and 5b, dual port memory device 7 having an interruption control function for performing communication between the respective processors through the respective general buses while respectively connecting the plural independent general buses and interlock circuit 9 for the abnormality monitor function of the controller are provided on a back plane board 8.
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