HD6432670 Hitachi, HD6432670 Datasheet - Page 114

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Rev. 2.0, 04/02, page 68 of 906
Notes: 1. When EXPE = 1, external address space; when EXPE = 0, reserved area.
H'000000
H'040000
H'FFA000
H'FFC000
H'FFFC00
H'FFFF00
H'FFFF20
H'FFFFFF
Mode 12 User program mode
with on-chip ROM enabled)
2. On-chip RAM is used for flash memory programming. Do not clear the RAME bit in SYSCR to 0.
ROM : 256 kbytes
External address space
External address space
(expanded mode
RAM : 8k bytes
Internal I/O registers
Internal I/O registers
address space
On-chip RAM
On-chip ROM
External
*2
Figure 3.1 H8S/2676 Memory Map (4)
H'FFFC00
H'FFFF00
H'FFFF20
H'FFFFFF
H'000000
H'100000
H'140000
H'FFA000
H'FFC000
Modes 13 and 14 User program mode
with on-chip ROM enabled)
(external ROM activation
External address space
External address space
ROM : 256 kbytes
expanded modes
Internal I/O registers
Internal I/O registers
RAM : 8 kbytes
On-chip RAM
address space
On-chip ROM
address space
External
External
*2
H'000000
H'040000
H'FFA000
H'FFC000
H'FFFC00
H'FFFF00
H'FFFF20
H'FFFFFF
Mode 15 User program mode
with on-chip ROM enabled)
(single-chip activation
ROM : 256 kbytes
expanded mode
space/reserved area
RAM : 8 kbytes
Internal I/O registers
Internal I/O registers
space/reserved area
space/reserved area
External address
External address
External address
On-chip RAM
On-chip ROM
*2
*1
*1
*1