SH7720 Datasheet, PDF (556/1524 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series

Section 13 Power-Down Modes
(3) Canceling software standby mode by a manual reset
Oscillation stops
Reset
CKIO
RESETM ^*1
STATUS
normal ^*4
standby ^*3
reset ^*2
normal^*4
Notes: 1.
2.
3.
4.
5.
If a standby mode is canceled by a manual reset, the WDT stops counting.
RESETM must be kept low for the PLL oscillation stabilization time.
reset : HH (STATUS1 = High, STATUS0 = High)
standby : LH (STATUS1 = Low, STATUS0 = High)
normal : LL (STATUS1 = Low, STATUS0 = Low)
Bcyc : Bus clock cycle
0 to 20 Bcyc *⁵
Figure 13.6 STATUS Output When Software Standby Mode is Canceled by a Manual
Reset
13.7.3 Sleep Mode
(1) Canceling sleep mode by an interrupt
CKIO
Interrupt request
STATUS
normal ^*2
sleep^*1
normal^*2
Notes: 1. sleep : HL (STATUS1 = High, STATUS0 = Low)
2. normal : LL (STATUS1 = Low, STATUS0 = Low)
Figure 13.7 STATUS Output when Sleep Mode is Canceled by an Interrupt
Rev. 3.00 Jan. 18, 2008 Page 494 of 1458
REJ09B0033-0300