Memory Map - Renesas H8/38024 Hardware Manual

2.8

Memory Map

2.8.1 Memory Map
The memory map of the H8/38024, H8/38024S, and H8/38124 are shown in figure 2.16(1), that of
the H8/38023, H8/38023S, and H8/38123 in figure 2.16(2), that of the H8/38022, H8/38022S, and
H8/38122 in figure 2.16(3), that of the H8/38021, H8/38021S, and H8/38121 in figure 2.16(4),
and that of the H8/38020, H8/38020S, and H8/38120 in figure 2.16(5).
HD64F38024, HD64F38024R, HD64F38124
(flash memory version)
H'0000
Interrupt vector area
H'0029
H'002A
On-chip ROM
H'7000
Firmware
for on-chip emulator *
H'7FFF
Not used
H'F020
Internal I/O register
H'F02B
Not used
H'F740
LCD RAM (16 bytes)
H'F74F
Not used
H'F780
(Workarea for reprogramming
flash memory: 1 Kbyte) *
On-chip RAM
H'FB7F
(2 Kbytes)
H'FB80
User area
(1 Kbyte)
H'FF7F
H'FF80
Internal I/O register
(128 bytes)
H'FFFF
Notes: 1. Not available to the user if the on-chip emulator is used.
2. Used by the programming control program when programming flash memory. Also, not available to the user
if the on-chip emulator is used.
Figure 2.16(1) H8/38024, H8/38024S, and H8/38124 Memory Map
H'0000
H'0029
H'002A
32 Kbytes
(32768 bytes)
1
H'7FFF
H'F740
H'F74F
2
H'FB80
1024 bytes
H'FF7F
H'FF80
H'FFFF
HD64338024 (mask ROM version)
HD64338024S (mask ROM version)
HD64738024 (PROM version)
Interrupt vector area
On-chip ROM
Not used
LCD RAM (16 bytes)
Not used
On-chip RAM
Internal I/O register
(128 bytes)
Rev. 6.00, 08/04, page 59 of 628
32 Kbytes
(32768 bytes)
1024 bytes