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HD4074344 Datasheet, PDF (34/100 Pages) Hitachi Semiconductor – 4-bit microcomputers | |||
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HD404344R Series/HD404394 Series
Table 15 Operating Modes and Transition Conditions
Mode
Active mode
Standby mode
Conditions to Enter Mode
⢠RESET release
⢠Interrupt request
⢠STOPC release in stop mode
⢠SBY instruction
Stop mode
⢠STOP instruction
Conditions to Exit Mode
⢠RESET input
⢠STOP/SBY instruction
⢠RESET input
⢠Interrupt request
⢠RESET input
⢠STOPC input in stop mode
Oscillator
Internal
clock
Stop mode
RESET
or
STOPC
STOP instruction execution
tres
tres ⥠tRC (stabilization period)
Figure 12 Timing of Stop Mode Cancellation
34
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