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Компоненты Описание
HD404358 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics
Номер в каталоге
Компоненты Описание
производитель
HD404358
4-bit HMCS400-series microcomputer
Hitachi -> Renesas Electronics
HD404358 Datasheet PDF : 100 Pages
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HD404358 Series
MCU operation
cycle
IF = 1?
Yes
No
Instruction
execution
No
IM = 0 and
IE = 1?
Yes
Yes
SBY/STOP
instruction?
No
Low-power mode
operation cycle
PC
←
Next
location
IE
←
0
Stack
←
(PC),
(CA),
(ST)
PC
←
Vector
address
IF: Interrupt request flag
IM: Interrupt mask
IE: Interrupt enable flag
PC: Program counter
CA: Carry flag
ST: Status flag
Figure 15 MCU Operating Sequence (MCU Operation Cycle)
28
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