HD6417751 Datasheet, PDF (965/1105 Pages) Renesas Technology Corp – SuperH RISC engine

Table 22.14 Method of Stopping Clock per Operating Mode
Clock
operating
status
Normal
operation/
sleep
BCLK
PCLK
PCICLK
SH (Other
than PCIC)
Normal
operation
Normal
operation
Not used
Deep sleep BCLK
PCLK
PCICLK
Stopped
Normal
operation
Not used
Standby BCLK Stopped
PCLK Stopped
PCICLK Not used
Transition/ Deep sleep Transition Sleep
Recovery
command
PCIC
Master
PCICLK BCLK
Operation Operation
Normal
operation
Normal
operation
Normal
operation
Normal
operation
Normal
operation
Not used
Stopped Stopped
Normal
operation
Normal
operation
Normal
operation
Not used
Stopped Stopped
Stopped Stopped
Stopped Not used
BCLK
stopped
from SH
BCLK and
PCICLK
stopped from
SH
Recovery Not used
1
Recovery
2
NMI, IRL,
and
RESET
on-chip
peripheral
interrupt
PME
interrupt
(connected
to IRL) +
BCLK
restarted
from SH
NMI, IRL,
RESET +
BCLK
restarted
from SH
PME interrupt
(connected to
IRL) + BCLK
and PCICLK
restarted from
SH
NMI, IRL,
RESET +
BCLK and
PCICLK
restarted from
SH
Slave
PCICLK
Operation
Normal
operation
Normal
operation
Normal
operation
Stopped
Normal
operation
Normal
operation
Stopped
Stopped
Stopped
PCI command
+ interrupt
(PCIC → SH) +
BCLK restarted
from SH
PCI command
+ interrupt
(PCIC → SH) +
BCLK restarted
from SH
NMI, IRL,
RESET +
BCLK restarted
from SH + wait
for PCI
command
(recovery)
Rev. 3.0, 04/02, page 925 of 1064