Renesas F-ZTAT H8 Series Hardware Manual page 129

Table 5.2 Internal State in Each Operation Mode
Function
System clock oscillator Functions
Subclock oscillator
CPU Instructions Functions
operation
RAM
Registers
I/O
External IRQ
0
interrupts
IRQ
1
6
IRQ
*
2
IRQ
3
IRQ
4
WKP
0
WKP
1
WKP
2
WKP
3
WKP
4
WKP
5
WKP
6
WKP
7
Peripheral Timer A
module
Timer B
functions
6
Timer C*
Timer F
6
SCI1*
SCI3
6
PWM*
A/D
5
LCD*
Notes: 1. Register contents held; high-impedance output.
2. Functions only if external clock or φ
3. Functions when timekeeping time-base function is selected.
4. External interrupt requests are ignored. The interrupt request register contents are not affected.
5. In module standby mode, only the clock supplied to the LCD controller is stopped. Register values
are retained, and all outputs go to the V
6. This is a function of the H8/3857 Group only, and is not provided in the H8/3854 Group.
Active Mode
High Medium
Speed Speed
Functions
Functions Functions
Functions
Functions Functions
Functions Functions
Functions Functions
Functions Functions
Functions Functions
Functions Functions
Functions Functions
W
Sleep Watch
Mode Mode
Functions Halted
Functions Functions
Halted Halted
Retained Retained
Functions Functions
4
Retained*
Functions Functions
Functions Functions*
Retained
Functions Retained
Reset
Retained Retained
Functions Retained
Functions Functions
/4 internal clock is selected; otherwise halted and retained.
potential.
SS
Rev.3.00 Jul. 19, 2007 page 103 of 532
5. Power-Down Modes
Subactive Subsleep
Mode Mode
Halted Halted
Functions Functions
Functions Halted
Retained
Functions Functions
Functions Functions
3 3
Functions* Functions*
Retained Retained
Functions/ Functions/
2
Retained* Retained*
Retained Retained
Retained Retained
Reset Reset
Retained Retained
Retained Retained
Functions Functions
REJ09B0397-0300
Standby
Mode
Halted
Functions
Halted
Retained
1
Retained*
Functions
4
Retained*
Functions
3
Retained
2
Retained
Reset
Retained
Retained
Retained