hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 68

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 2 CPU
2.1.2
The H8/300L CPU supports an address space of up to 64 Kbytes for storing program code and
data.
See section 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.
Rev. 7.00 Mar 10, 2005 page 26 of 652
REJ09B0042-0700
Address Space
Register Configuration
General registers (Rn)
Control registers (CR)
[Legend]
SP:
PC:
CCR: Condition code register
I:
U:
H:
N:
Z:
V:
C:
15
7
Stack pointer
Program counter
Interrupt mask bit
User bit
Half-carry flag
Negative flag
Zero flag
Overflow flag
Carry flag
Figure 2.1 CPU Registers
R0H
R1H
R2H
R3H
R4H
R5H
R6H
R7H
CCR
(SP)
0 7
PC
7
I
U
6
H
5
U
4
R0L
R1L
R2L
R3L
R4L
R5L
R6L
R7L
N
3
2
Z
V
1
C
0
0
0