Example Of Non-Maskable Interrupt Request Acknowledgement Operation - Renesas NU85E Preliminary User's Manual

Figure 8-1. Example of Non-Maskable Interrupt Request Acknowledgement Operation (1/2)
• NMI0 and NMI1 requests generated
simultaneously
Main routine
NMI0 and NMI1
requests
(generated
simultaneously)
• NMI1 and NMI2 requests generated
simultaneously
Main routine
NMI1 and NMI2
requests
(generated
simultaneously)
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CHAPTER 8 INTC
(a) Multiple NMI requests generated at the same time
NMI1 servicing
System reset
NMI2 servicing
System reset
Preliminary User's Manual A14874EJ3V0UM
• NMI0 and NMI2 requests generated simultaneously
Main routine
NMI0 and NMI2
requests
(generated
simultaneously)
• NMI0, NMI1, and NMI2 requests generated
simultaneously
Main routine
NMI0, NMI1, and
NMI2 requests
(generated
simultaneously)
NMI2 servicing
System reset
NMI2 servicing
System reset