NEC 78014Y Series User Manual page 464

Figure 18-13. Interrupt Request Acknowledge Timing (Minimum Time)
CPU Processing
××
IF
××
( PR = 1)
××
IF
××
( PR = 0)
Remark 1 clock: 1/f
Figure 18-14. Interrupt Request Acknowledge Timing (Maximum Time)
CPU Processing
××
IF
××
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( PR = 1)
××
IF
××
( PR = 0)
Remark 1 clock: 1/f
464
CHAPTER 18 INTERRUPT FUNCTIONS AND TEST FUNCTION
Instruction
(f : CPU clock)
CPU CPU
Instruction
(f : CPU clock)
CPU CPU
12 Clocks
PSW, PC Save, Jump
Instruction
to Interrupt Servicing
15 Clocks
13 Clocks
12 Clocks
50 Clocks
PSW, PC Save, Jump
Divide Instruction
to Interrupt Servicing
65 Clocks
63 Clocks
Interrupt Servicing
Program
Interrupt Servicing
Program