496CHAPTER 21 INTERRUPT AND TEST FUNCTIONSFigure 21-14. Interrupt Request Acknowledge Timing (Minimum Time)Remark 1 clock : (f CPU : CPU clock)Figure 21-15. Interrupt Request Acknowledge Timing (Maximum Time)Remark 1 clock : (f CPU : CPU clock)f CPU1Instruction Divide Instruction PSW and PC Save,Jump to InterruptServicing6 ClocksInterruptServicingProgram33 Clocks32 ClocksCPU Processing× × IF(× × PR=1)× × IF(× × PR=0)25 Clocksf CPU1Instruction Instruction PSW and PC Save,Jump to InterruptServicing6 ClocksInterruptServicingProgram8 Clocks7 ClocksCPU Processing× × IF(× × PR=1)× × IF(× × PR=0)
