Renesas RL78 Series User Manual page 703

RL78/G1D
Figure 18-8. Interrupt Request Acknowledgment Timing (Minimum Time)
CPU processing
xxIF
Remark 1 clock: 1/f
Figure 18-9. Interrupt Request Acknowledgment Timing (Maximum Time)
CPU processing
xxIF
Remark 1 clock: 1/f
R01UH0515EJ0120 Rev.1.20
Dec 16, 2016
Instruction
(f : CPU clock)
CLK CLK
Instruction
(f : CPU clock)
CLK CLK
CHAPTER 18 INTERRUPT FUNCTIONS
PSW and PC saved,
jump to interrupt
Instruction
servicing
9 clocks
8 clocks
PSW and PC saved,
Previous interrupt
jump to interrupt
instruction
servicing
16 clocks
6 clocks
Interrupt servicing
program
6 clocks
Interrupt servicing
program
682