HD6475328-CP10 HITACHI [Hitachi Semiconductor], HD6475328-CP10 Datasheet - Page 206

• Manufacturer Part Number: HD6475328-CP10
• Description: original Hitachi CMOS microcomputer unit (MCU)
• Manufacturer: HITACHI [Hitachi Semiconductor]

< Upper byte write >
< Lower byte write >
CPU wites
data H’AA
CPU wites
data H’55
Figure 10-2 (a) Write Access to FRC (When CPU Writes H'AA55)
Bus interface
Bus interface
189
[H’AA]
FRCH
[
FRCH
]
[H’AA]
[H’AA]
TEMP
TEMP
[
FRCL
FRCL
[H’55]
Module data bus
Module data bus
]