HD64F3644PV Datasheet, PDF (111/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 5 Power-Down Modes
Table 5.2 Internal State in Each Operating Mode
Active Mode
Sleep Mode
Function
High-
Speed
Medium-
Speed
High-
Speed
Medium- Watch
Speed
Mode
Subactive Subsleep Standby
Mode
Mode
Mode
System clock oscillator Functions Functions Functions Functions Halted
Halted
Halted
Halted
Subclock oscillator
Functions Functions Functions Functions Functions Functions Functions Functions
CPU
Instructions Functions Functions
operations _Registers
Halted
Retained
Halted
Retained
Halted
Retained
Functions Halted
Retained
Halted
Retained
RAM
I/O ports
Retained^*1
External
interrupts
Peripheral
functions
IRQ0
IRQ1
IRQ2
IRQ3
INT0
INT1
INT2
INT3
INT4
INT5
INT6
INT7
Timer A
Timer B1
Functions Functions
Functions Functions
Functions Functions
Functions
Functions
Functions Functions
Retained^*2
Functions
Functions
Retained^*2
Functions Functions Retained^*2 Functions Functions Retained^*2
Functions Functions Functions^*3 Functions^*3 Functions^*3 Retained
Retained Retained Retained
Timer V
Reset
Reset
Reset
Reset
Timer X
Watchdog
timer
Retained Retained Retained Retained
SCI1
SCI3
Reset
Reset
Reset
Reset
PWM
Retained Retained Retained Retained Retained Retained
A/D
converter
Functions Functions
Notes: 1. Register contents are retained, but output is high-impedance state.
2. External interrupt requests are ignored. Interrupt request register contents are not
altered.
3. Functions if timekeeping time-base function is selected.
Rev. 6.00 Sep 12, 2006 page 89 of 526
REJ09B0326-0600