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    參數(shù)資料
    型號: ST72311N2T3/XXX
    廠商: STMICROELECTRONICS
    元件分類: 微控制器/微處理器
    英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PQFP64
    封裝: PLASTIC, TQFP-64
    文件頁數(shù): 13/92頁
    文件大小: 624K
    代理商: ST72311N2T3/XXX
    20/92
    ST72311
    INTERRUPTS (Cont’d)
    Figure 16. Interrupt Processing Flowchart
    FROM RESET
    EXECUTE INSTRUCTION
    STACK PC, X, A, CC
    SET I BIT
    LOAD PC FROM INTERRUPT VECTOR
    RESTORE PC, X, A, CC FROM STACK
    INTERRUPT
    N
    Y
    BIT I SET
    N
    Y
    IRET
    FETCH NEXT INSTRUCTION
    Y
    N
    THIS CLEARS I BIT BY DEFAULT
    VR01172D
    20
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