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    參數(shù)資料
    型號(hào): HD40A4356
    廠商: Hitachi,Ltd.
    英文描述: 4-bit HMCS400-Series microcomputer
    中文描述: 4位HMCS400系列微機(jī)
    文件頁(yè)數(shù): 12/100頁(yè)
    文件大?。?/td> 398K
    代理商: HD40A4356
    HD404358 Series
    12
    Functional Description
    Registers and Flags
    The MCU has nine registers and two flags for CPU operations. They are shown in figure 7 and described
    below.
    3
    0
    3
    0
    3
    0
    3
    0
    3
    0
    3
    0
    0
    0
    0
    13
    9
    5
    1
    (B)
    (A)
    (W)
    (X)
    (Y)
    (SPX)
    (SPY)
    (CA)
    (ST)
    (PC)
    (SP)
    1
    1
    1
    1
    Accumulator
    B register
    W register
    X register
    Y register
    SPX register
    SPY register
    Carry
    Status
    Program counter
    Initial value: 0,
    no R/W
    Stack pointer
    Initial value: $3FF, no R/W
    0
    0
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: Undefined, R/W
    Initial value: 1, no R/W
    Figure 7 Registers and Flags
    Accumulator (A), B Register (B):
    Four-bit registers used to hold the results from the arithmetic logic unit
    (ALU) and transfer data between memory, I/O, and other registers.
    W Register (W), X Register (X), Y Register (Y):
    Two-bit (W) and four-bit (X and Y) registers used for
    indirect RAM addressing. The Y register is also used for D-port addressing.
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    相關(guān)代理商/技術(shù)參數(shù)
    參數(shù)描述
    HD40A4356H 制造商:HITACHI 制造商全稱(chēng):Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer
    HD40A4356R 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:HMCS43XXFamily User's Manual/Device
    HD40A4356S 制造商:HITACHI 制造商全稱(chēng):Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer
    HD40A4358 制造商:RENESAS 制造商全稱(chēng):Renesas Technology Corp 功能描述:microcomputer has an A/D converter,
    HD40A4358H 制造商:HITACHI 制造商全稱(chēng):Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer