Technical reference

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Interrupt vectors

In this list you can find the many interrupt vectors of the HC11. The interrupts are ranked from a low to high priority. 
        cc register mask
       /   local mask
      /   /
FFC0 ? ????? reserved
FFC2 ? ????? reserved
FFC4 ? ????? reserved
FFC6 ? ????? reserved
FFC8 ? ????? reserved
FFCA ? ????? reserved
FFCC ? ????? reserved
FFCE ? ????? reserved


        cc register mask
       /   local mask
      /   /
FFD0 ? ????? reserved
FFD2 ? ????? reserved
FFD4 ? ????? reserved
FFD6 i div.  sci serial system
             masks:
             rie  for SCI receive data register full
             rie  for SCI receiver overrun
             ilie for SCI idle line detect
             tie  for SCI transmit data register empty
             tcie for SCI transmit complete
FFD8 i psie  SPI serial transfer complete
FFDA i paii  pulse accumulator input edge
FFDC i paovi pulse accumulator overflow
FFDE i toi   timer overflow


        cc register mask
       /   local mask
      /   /
FFE0 i oc5i  timer output compare 5
FFE2 i oc4i  timer output compare 4
ffe4 i oc3i  timer output compare 3
FFE6 i oc2i  timer output compare 2
FFE8 i oc1i  timer output compare 1
FFEA i ic3i  timer input capture 3
FFEC i ic2i  timer input capture 2
FFEE i ic1i  timer input capture 1


        cc register mask
       /   local mask
      /   /
FFF0 i rtii  real time interrupt
FFF2 i div.  irq (external pin or parallel i/o)
             masks:
             none for external pin
             stai for parallel i/o handshake
FFF4 x none  xirq pin (pseudo non-maskable interrupt)
FFF6 - none  swi
FFF8 - none  illegal opcode trap
FFFA - nocop cop timeout
FFFC - cme   cop clock monitor timeout
FFFE - none  reset






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