METHOD AND DEVICE FOR DATA COMMUNICATION BETWEEN PROCESSORS

摘要

PROBLEM TO BE SOLVED: To improve the reliability of the communications of an inter-processor data communication device. SOLUTION: The inter-processor data communication device which sends and/or receives unit data by using a communication function having a non- exclusive transfer instruction by which an instruction other than a transfer instruction is executed during the execution of the transfer instruction is equipped with a time-out monitor means which monitors a time-out state as to the transmission and/or reception of the unit data.