In Exit From Standby Mode - Hitachi SH7750 series Hardware Manual

Manual Reset
CKIO
*
SCK2
Normal Reset Normal
STATUS
0–30 Bcyc
≥ 0 Bcyc
Note: * In a manual reset, STATUS = HH (reset) is set and an internal reset started after waiting
until the end of the currently executing bus cycle.
Figure 9.2 STATUS Output in Manual Reset
9.7.2

In Exit from Standby Mode

Standby → → → → Interrupt
Oscillation stops Interrupt request WDT overflow
CKIO
WDT count
Normal Standby Normal
STATUS
Figure 9.3 STATUS Output in Standby → → → → Interrupt Sequence
Rev. 4.0, 04/00, page 189 of 850