PPT Slide

• CRA-1 CPU (continued)

  • Note use of asm directive to place in-line assembly code in the middle of, say, C++ code:
    SetTimer(int TimerValue) {
    
    asm {
    
    move timerValue,timer
    
    }
    }

• CRA-1 Memory

  • byte-addressed machine
  • 32-bit addresses
  • Simple form of memory protection using base and bound when in user mode; if either fails program is aborted and ip is set to 2

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