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HD6433637SW Datasheet(PDF) 28 Page - Renesas Technology Corp

Part # HD6433637SW
Description  8-Bit Microcomputer
PDF  418 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6433637SW Datasheet(HTML) 28 Page - Renesas Technology Corp

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14
2.1.2
Address Space
The H8/300L CPU supports an address space of up to 64 kbytes for storing program code and
data.
See 2.8, Memory Map, for details of the memory map.
2.1.3
Register Configuration
Figure 2.1 shows the register structure of the H8/300L CPU. There are two groups of registers: the
general registers and control registers.
70 70
15
0
PC
R0H
R1H
R2H
R3H
R4H
R5H
R6H
R7H
R0L
R1L
R2L
R3L
R4L
R5L
R6L
R7L
(SP)
SP: Stack Pointer
PC: Program Counter
CCR: Condition Code Register
Carry flag
Overflow flag
Zero flag
Negative flag
Half-carry flag
Interrupt mask bit
User bit
User bit
CCR
I U H U N Z V C
General registers (Rn)
Control registers (CR)
75
3 2 1 0
64
Figure 2.1 CPU Registers



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