HD64F3028F25 Datasheet, PDF (81/925 Pages) Renesas Technology Corp – Hardware Manual Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

Bus request
End of bus release
End of bus
Program execution state
release
Bus
request
Exception
Bus-released state
handling source
SLEEP
instruction
with SSBY = 0
Sleep mode
End of
exception
handling
Exception-handling state
Interrupt source
NMI, IRQ₀, IRQ ₁,
or IRQ ₂ interrupt
SLEEP instruction
with SSBY = 1
Software standby mode
RES = "High"
Reset state ^*1
STBY="High", RES ="Low"
Hardware standby mode ^*2
Power-down state
Notes: 1. From any state except hardware standby mode, a transition to the reset state occurs
whenever RES goes low.
2. From any state, a transition to hardware standby mode occurs whenSTBY goes low.
Figure 2.13 State Transitions
Rev. 2.00, 09/03, page 49 of 890