Renesas Hitachi H8S/2194 Series Hardware Manual page 97

Table 4.2 Power-Down Mode Transition Conditions
Control Bit States at Time of
Transition
State before
Transition SSBY
High-speed 0
/medium-
speed
0
1
1
1
1
1
1
Subactive 0
0
0
1
1
1
1
1
Notes: * Don't care
: Do not set.
1. Returns to the state before transition.
2. Mode varies depending on the state of SCK1 to SCK0.
Rev. 2.0, 11/00, page 70 of 1037
TMA3 LSON DTON
0
* *
* 1 *
0 0
*
0 1
*
1 0 0
1 1 0
1 0 1
1 1 1
0
* *
1 0
*
1 1 *
0
* *
1 0 0
1 1 0
1 0 1
1 1 1
State after Transition
by SLEEP Instruction
Sleep

Standby

Watch
Watch

Subactive


Subsleep

Watch
Watch
High-speed
*2
/medium-speed

State after Return
by Interrupt
High-speed
*1
/medium-speed

High-speed
*1
/medium-speed

High-speed
*1
/medium-speed
Subactive




Subactive

High-speed
*2
/medium-speed
Subactive

