X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 02 - external hardware

Click above to get retro games delivered to your door ever month! X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 02 - external hardware - nmi (non-maskable interrupt)

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INT 02 - external hardware - NMI (NON-MASKABLE INTERRUPT)
   Generated by NMI signal in hardware.  This signal has various uses:

   Breakout switch on hardware debuggers
   Parity error: all except Jr and CONV
   Coprocessor interrupt: all except Jr and CONV
   Keyboard interrupt: Jr, CONV
   I/O channel check: CONV, PS50+
   Disk-controller power-on request: CONV
   System suspend: CONV
   Real-time clock: CONV
   System watch-dog timer, time-out interrupt: PS50+
   DMA timer time-out interrupt: PS50+

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