HD6433044 Hitachi Semiconductor, HD6433044 Datasheet - Page 581

• Manufacturer Part Number: HD6433044
• Description: (HD64 Series) Hitachi Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

18.4.4 Block Diagram
Figure 18-7 shows a block diagram of the flash memory.
Legend
FLMCR:
EBR1:
EBR2:
Flash memory control register
Erase block register 1
Erase block register 2
FLMCR
EBR1
EBR2
Figure 18-7 Flash Memory Block Diagram
8
8
Internal data bus (upper)
Bus interface and control section
(even address)
Internal data bus (lower)
Upper byte
H'1FFFC
H'1FFFE
H'00000
H'00002
H'00004
On-chip flash memory
(128 kbytes)
572
(odd address)
H'1FFFD
H'1FFFF
H'00001
H'00003
H'00005
Lower byte
Operating
mode
MD
MD
MD
2
1
0