Datasheet

Section 2 CPU
Rev. 3.00 Sep. 14, 2006 Page 12 of 408
REJ09B0105-0300
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. The
following two figures show the memory map, respectively.
H8/36912F
H8/36902F
(Flash memory version)
H8/36912
H8/36902
(Masked ROM version)
Interrupt vector
On-chip ROM
(8 kbytes)
Not used
Not used
On-chip RAM
user area
(512 bytes)
Internal I/O register
H'0000
H'0045
H'0046
H'1FFF
H'FD80
H'FF7F
H'FF80
H'FFFF
Interrupt vector
On-chip ROM
(8 kbytes)
(E7 or E8 work area,
for flash memory
programming:
1 kbyte)
Not used
Not used
On-chip RAM
user area
(512 bytes)
On-chip RAM
(1.5 kbytes)
Internal I/O register
H'0000
H'0045
H'0046
H'1FFF
H'FD80
H'FD7F
H'FF7F
H'FF80
H'FFFF
H'F600
H'F77F
Internal I/O register
H'F600
H'F77F
H'F980
Internal I/O register
H'2000
H'2FFF
E7 or E8 control
program area
(4 kbytes)
Figure 2.1 Memory Map (1)