HD6417615 Hitachi Semiconductor, HD6417615 Datasheet - Page 770

• Manufacturer Part Number: HD6417615
• Description: Hardware Manual
• Manufacturer: Hitachi Semiconductor

Table 20.1 Power-Down Modes
Mode
Sleep
mode
Standby
mode
Module
standby
function
20.1.2
Table 20.2 shows the register configuration.
Table 20.2 Register Configuration
Name
Standby control register 1
Standby control register 2
760
Transition
Condition
SLEEP
instruction
executed
with SBY
bit set to 0
in SBYCR1
SLEEP
instruction
executed
with SBY
bit set to 1
in SBYCR1
MSTP bit
for relevant
module is
set to 1
Register
On-Chip
Oscilla-
tion
Circuit,
E-DMAC,
EtherC
Runs
Halted
Runs
Abbreviation
SBYCR1
SBYCR2
CPU,
Cache DSP
Halted Halted
Halted Halted
Runs
When
MSTP
is 1,
the clock
supply is
halted
R/W
R/W
R/W
BSC
Runs
Halted,
and
register
values
held
Runs
Initial Value
H'00
H'00
State
UBC, DMAC,
FRT,
SCIF1–2,
TPU, SIO2–0 Pins
Runs
UBC: Halted,
and register
values held
Other than
UBC: Halted
When an
MSTP bit is
1, the clock
supply to
the relevant
module is
halted
Address
H'FFFFFE91
H'FFFFFE93
Runs
Held or
high
impedance
FRT, and
SCIF1, 2
pins are
initialized,
and others
operate
Access Size
8
8
Canceling
Procedure
1. Interrupt
2. DMA
3. Power-on
4. Manual
1. NMI
2. Power-on
3. Manual
1. Clear
2. Power-on
3. Manual
address
error
reset
reset
interrupt
reset
reset
MSTP bit
to 0
reset
reset