Datasheet

Section 2 CPU
Rev.4.00 Nov. 02, 2005 Page 8 of 304
REJ09B0143-0400
2.1 Address Space and Memory Map
The address space of this LSI is 64 kbytes, which includes the program area and the data area.
Figure 2.1 shows the memory map.
Interrupt vector
On-chip ROM
(16 kbytes)
E7 or E8 control
program area
(4 kbytes)
Not used
(1-kbyte work area
for flash memory
programming)
Internal I/O register
H'0000
H'0033
H'0034
H'3FFF
H'4000
H'4FFF
E7 or E8 control
program area
(4 kbytes)
H'4000
H'4FFF
H'F780
H'FB7F
H'FF7F
H'FF80
H'FB80
H'F780
H'FB7F
H'FB80
H'FFFF
HD64F3672
(Flash memory version)
HD64F3670
(Flash memory version)
Interrupt vector
On-chip ROM
(8 kbytes)
Not used
Not used
H'0000
H'0033
H'0034
H'FF7F
H'FF80
H'FFFF
H'1FFF
(1-kbyte user area)
On-chip RAM
(2 kbytes)
(1-kbyte work area
for flash memory
programming)
Internal I/O register
(1-kbyte user area)
On-chip RAM
(2 kbytes)
Figure 2.1 Memory Map