Datasheet

RL78/L12 CHAPTER 17 INTERRUPT FUNCTIONS
R01UH0330EJ0200 Rev.2.00 718
Dec 13, 2013
Figure 17-8. Interrupt Request Acknowledgment Timing (Minimum Time)
xxIF
9 clocks
Instruction InstructionCPU processing
6 clocks
PSW and PC saved,
jump to interrupt
servicing
Interrupt servicing
program
Remark 1 clock: 1/fCLK (fCLK: CPU clock)
Figure 17-9. Interrupt Request Acknowledgment Timing (Maximum Time)
xxIF
16 clocks
Instruction Instruction
Previous interrupt
instruction
CPU processing
6 clocks8 clocks
PSW and PC saved,
jump to interrupt
servicing
Interrupt servicing
program
Remark 1 clock: 1/fCLK (fCLK: CPU clock)
<R>