| 摘要 |
An execution time measurement device in a control unit comprising a free running counter to be updated according to time, means to push stack for working out stack data from the time-of-day value of the free running counter at the time of activation and for pushing it, means to memorize data structure of stack for memorizing the pushed stack data structure, and means to pull stack for calculating the execution time of control operation based on the time-of-day value of the free running counter upon termination of the control operation and the stack data pulled from the means to memorize data structure of stack.
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