Renesas H8S/2100 Series Hardware Manual page 848

Section 26 Power-Down Modes
Oscillator
φ
NMI
NMIEG
SSBY
Figure 26.3 Software Standby Mode Application Example
Rev. 1.00 May 09, 2008 Page 822 of 954
REJ09B0462-0100
Software standby mode
NMI exception
(power-down mode)
handling
NMIEG = 1
SSBY = 1
SLEEP instruction
NMI exception
handling
Oscillation
stabilization
time t
OSC2