HD6433935 Hitachi, HD6433935 Datasheet - Page 26

• Manufacturer Part Number: HD6433935
• Description: 8-Bit MICROCONTROLLER
• Manufacturer: Hitachi

2.1.2
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
Figure 2-1 shows the register structure of the H8/300L CPU. There are two groups of registers: the
general registers and control registers.
14
Address Space
Register Configuration
General registers (Rn)
Control registers (CR)
15
7
R0H
R1H
R2H
R3H
R4H
R5H
R6H
R7H
CCR
(SP)
0 7
Figure 2-1 CPU Registers
PC
7
I U H U N Z V C
6
5
R0L
R1L
R2L
R3L
R4L
R5L
R6L
R7L
4
3 2 1 0
0
0
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