HD6433802H Datasheet, PDF (67/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

H'0000
H'0029
H'002A
Interrupt vector area
(42 bytes)
On-chip ROM
Access
Word
Byte
States
16 kbytes
2
*¹
H'3FFF
Not used
—
—
—
H'F740
LCD RAM
(13 bytes)
2
H'F74C
Not used
—
—
—
H'FB80
On-chip RAM
1024 bytes
2
H'FF7F*²
H'FF80
×
2
H'FF98 to H'FF9F
×
3
Internal I/O registers
(128 bytes)
×
2
H'FFA8 to H'FFAF
×
3
H'FFFF
×
2
Notes: The example of the H8/3802 is shown here.
1. This address is H'3FFF in the H8/3802 (16-kbyte on-chip ROM), H'2FFF in the H8/3801
(12-kbyte on-chip ROM), H'1FFF in the H8/3800 (8-kbyte on-chip ROM).
2. This address is H'FD80 to H'FF7F in the H8/3801 and H8/3800 (512 bytes of on-chip RAM).
Figure 2.17 Data Size and Number of States for Access to and from
On-Chip Peripheral Modules
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