Renesas H8 Series Hardware Manual page 163

Table 5.2 Internal State in Each Operating Mode
Function
System clock oscillator
Subclock oscillator
CPU Instructions
operations RAM
Registers
I/O ports
External IRQ
0
interrupts
IRQ
1
IRQAEC
IRQ
3
IRQ
4
WKP
0
WKP
1
WKP
2
WKP
3
WKP
4
WKP
5
WKP
6
WKP
7
Peripheral Timer A
functions
Asynchronous
event counter
Timer C
WDT
Timer F
Timer G
SCI3
PWM
A/D converter
LCD
LVD
Notes: 1. Register contents are retained, but output is high-impedance state. Port 5 of the HD64F38024 retains the previous
pin state.
Functions if an external clock or the φ
2.
Functions if φ
3. /2 is selected as the internal clock; otherwise halted and retained.
W
Functions if φ , φ
4.
W
5. Functions if the timekeeping time-base function is selected.
6. External interrupt requests are ignored. Interrupt request register contents are not altered.
On the H8/38124 Group, operates when φ
7.
otherwise stops and stands by. On the H8/38024, H8/38024S, and H8/38024R Group, operates when φ
selected as the internal clock; otherwise stops and stands by.
8. Incrementing is possible, but interrupt generation is not.
Functions if φ
9. /4 is selected as the internal clock; otherwise halted and retained.
W
10. On the H8/38124 Group, operates when φ
otherwise stops and stands by. On the H8/38024, H8/38024S, and H8/38024R Group, stops and stands by.
Active Mode Sleep Mode
High- Medium- High-
Speed Speed Speed
Functions Functions Functions Functions Halted
Functions Functions Functions Functions Functions
Functions Functions Halted
Retained
Functions Functions Functions Functions Functions
Functions Functions Functions Functions Functions
Functions Functions Functions Functions Functions *
Functions Functions Functions Functions Functions
/4 internal clock is selected; otherwise halted and retained.
W
/2 or φ
/4 is selected as the operating clock; otherwise halted and retained.
W W
W
W
Medium- Watch
Speed Mode
Halted Halted
Retained Retained
Retained *
Functions *
Retained
Functions/
Retained *
Functions/
Retained *
Reset
Retained
Retained
Functions/
Retained *
/32 is selected as the internal clock or the on-chip oscillator is selected;
/32 is selected as the internal clock or the on-chip oscillator is selected;
Rev. 7.00 Mar 10, 2005 page 121 of 652
Section 5 Power-Down Modes
Subactive Subsleep
Mode Mode
Halted Halted
Functions Functions
Functions Halted
Retained
Functions Functions
6
Functions Functions
5 Functions * 5 Functions *
8
Functions Functions
Functions/ Functions/
Retained * 2 Retained * 2
Functions/ Functions/
10 Retained * 7 Retained * 10
Functions/ Functions/
Retained * Retained *
9 9 9
Functions/ Functions/
Retained * 3 Retained * 3
Retained Retained
Retained Retained
Functions/ Functions/
4 Retained * 4 Retained * 4
Functions Functions
REJ09B0042-0700
Standby
Mode
Halted
Functions
Halted
Retained
Retained * 1
Functions
Retained * 6
Functions
5
Retained
Functions *
8
Retained
Functions/
Retained * 11
Retained
Reset
Retained
Retained
Retained
Functions
/32 is
W