參數(shù)資料
型號: HD404324
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-series microcomputer(4位單片微計(jì)算機(jī))
中文描述: 4位HMCS400系列微電腦(4位單片微計(jì)算機(jī))
文件頁數(shù): 13/94頁
文件大?。?/td> 573K
代理商: HD404324
HD404328 Series
13
Functional Description
Registers and Flags
The MCU has nine registers and two flags for CPU operations. They are shown in figure 5 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 5 Registers and Flags
Accumulator (A), B Register (B):
Four-bit registers used to hold results from the arithmetic logic unit
(ALU) and transfer data between memory, I/O, and other registers.
相關(guān)PDF資料
PDF描述
HD404326 4-bit HMCS400-series microcomputer(4位單片微計(jì)算機(jī))
HD4074449 4-bit HMCS400-Series microcomputer(4位單片微計(jì)算機(jī))
HD404448 4-bit HMCS400-Series microcomputer(4位單片微計(jì)算機(jī))
HD404449 4-bit HMCS400-Series microcomputer(4位單片微計(jì)算機(jī))
HD4074459 4-bit HMCS400-Series microcomputer(4位單片微計(jì)算機(jī))
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD404324FS 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer designed to increase program productivity
HD404324H 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer designed to increase program productivity
HD404324S 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer designed to increase program productivity
HD404324U 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer designed to increase program productivity
HD404324UFS 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer designed to increase program productivity