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HD6473434F16 参数 Datasheet PDF下载

HD6473434F16图片预览
型号: HD6473434F16
PDF下载: 下载PDF文件 查看货源
内容描述: 12伏不能应用于S -掩模模型(单电源规格) ,因为这可能会永久损坏设备。 [12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.]
分类和应用: 外围集成电路微控制器可编程只读存储器时钟
文件页数/大小: 752 页 / 2557 K
品牌: HITACHI [ HITACHI SEMICONDUCTOR ]
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2.1.2  
Address Space  
The H8/300 CPU supports an address space with a maximum size of 64 kbytes for program code  
and data combined. The memory map differs depending on the mode (mode 1, 2, or 3). For details,  
see section 3.4, Address Space Map in Each Operating Mode.  
2.1.3  
Register Configuration  
Figure 2.1 shows the internal register structure of the H8/300 CPU. There are two groups of  
registers: the general registers and control registers.  
General registers (Rn)  
7
0 7  
0
R0H  
R1H  
R2H  
R3H  
R4H  
R5H  
R6H  
R7H  
R0L  
R1L  
R2L  
R3L  
R4L  
R5L  
R6L  
R7L  
SP: Stack pointer  
(SP)  
PC  
Control registers  
15  
0
PC: Program counter  
7 6 5 4 3 2 1 0  
CCR I U H U N Z V C  
CCR: Condition code register  
Carry flag  
Overflow flag  
Zero flag  
Negative flag  
Half-carry flag  
Interrupt mask bit  
User bit  
User bit  
Figure 2.1 CPU Registers  
20  
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