HD6433640 HITACHI [Hitachi Semiconductor], HD6433640 Datasheet - Page 100

• Manufacturer Part Number: HD6433640
• Description: H8/3644 Series Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Table 5.2
Function
System clock oscillator
Subclock oscillator
CPU
operations
External
interrupts
Peripheral
functions
Notes: 1. Register contents are retained, but output is high-impedance state.
5.1.1
The operation mode is selected using the system control registers described in table 5.3.
2. External interrupt requests are ignored. Interrupt request register contents are not
3. Functions if timekeeping time-base function is selected.
Instructions Functions
Registers
RAM
I/O ports
IRQ
IRQ
IRQ
IRQ
INT
INT
INT
INT
INT
INT
INT
INT
Timer A
Timer B1
Timer V
Timer X
Watchdog
timer
SCI1
SCI3
PWM
A/D
converter
System Control Registers
altered.
0
1
2
3
4
5
6
7
0
1
2
3
Internal State in Each Operating Mode
High-
Speed
Functions
Functions
Functions
Functions
Functions
Active Mode
Medium-
Speed
Functions
Functions
Functions
Functions
Functions
Functions
High-
Speed
Functions
Functions
Halted
Retained
Functions
Functions
Functions
Retained
Functions
Sleep Mode
Medium-
Speed
Functions
Functions
Halted
Retained
Functions
Functions
Functions
Retained
Functions
Watch
Mode
Halted
Functions
Halted
Retained
Functions
Retained*
Retained*
Functions*
Retained
Reset
Retained
Reset
Retained
2
2
3
Subactive
Mode
Halted
Functions
Functions
Functions
Functions
Functions*
Retained
Reset
Retained
Reset
Retained
3
Subsleep
Mode
Halted
Functions
Halted
Retained
Functions
Functions
Functions*
Retained
Reset
Retained
Reset
Retained
3
Standby
Mode
Halted
Functions
Halted
Retained
Retained*
Functions
Retained*
Retained*
Retained
Reset
Retained
Reset
Retained
91
1
2
2