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| HD404054 Datasheet, PDF (29/101 Pages) Hitachi Semiconductor – HMCS400-series microcomputers designed to increase program productivity with large-capacity memory | |||
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Low-power mode
operation cycle
HD404054 Series/HD404094 Series
IF = 1 and
No
IM = 0?
Yes
Standby mode
Stop mode
Hardware NOP
execution
No
IF = 1 and
IM = 0?
Yes
Hardware NOP
execution
No
STOPC = 0?
Yes
RAME = 1
PC â Next
Iocation
PC â Next
Iocation
Instruction
execution
Reset MCU
MCU operation
cycle
For IF and IM operation, refer to figure 12.
Figure 16 MCU Operating Sequence (Low-Power Mode Operation)
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