27.8.3 Non-Maskable Interrupt Flag Status and Clear

Name: NMIFLAG
Offset: 0x2
Reset: 0x00

Bit 76543210 
        NMI 
Access RW 
Reset 0 

Bit 0 – NMI Non-Maskable Interrupt

This flag is cleared by writing a ‘1’ to it.

This flag is set when the NMI pin matches the NMI sense configuration and generates an interrupt request.

Writing a ‘0’ to this bit has no effect.