Status Transition Of The Low-Power Consumption Mode - Fujitsu MB91150 Series Hardware Manual

3.12.3 Status Transition of the Low-power Consumption Mode

Figure 3.12-3 "Status transition of the low-power consumption mode" shows the status
transition of the low-power consumption mode.
I Status transition of the low-power consumption mode
Figure 3.12-3 Status transition of the low-power consumption mode
Calendar operation
CPU in stop status
Stop of main oscillation
32 kHz oscillation
(5)
Calendar operation Oscilla-
tion stabilization
CPU in stop status
Start of main oscillation
32 kHz oscillation
(1) End of oscillation stabilization
(2) Resetting
(3) Cancel of resetting
(4) Interrupt
(5) External interrupt
(6) Stop mode
(7) PLL
(8) 1/2 frequency division
(9) Sleep mode
CHAPTER 3 MEMORY SPACE, CPU AND CONTROL UNIT
Reset status
Oscillation stabilization wait
Start of main oscillation
Start of 32 kHz oscillation
(2)
Reset status
Main oscillation
32 kHz oscillation
(2)
(6)
1/2 division clock operation
(1)
Main oscillation
32 kHz oscillation
Power ON
(1)
(2)
(2) (3)
(9)
(4)
(7)
(8)
Sleep
Main oscillation
32 kHz oscillation
PLL clock operation
(2)
Main oscillation
32 kHz oscillation
95