h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 742

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 24 Power-Down State
Bit 7
DTON
0
1
Note:
Bit 6—Low-Speed On Flag (LSON): Determines the operating mode in combination with other
control bits when making a power-down transition by executing a SLEEP instruction. Also
controls whether a transition is made to high-speed mode or to subactive mode when watch mode
is cleared.
Bit 6
LSON
0
1
Note:
Rev. 4.00 Jun 06, 2006 page 688 of 1004
REJ09B0301-0400
* When a transition is made to watch mode or subactive mode, high-speed mode must
* When a transition is made to watch mode or subactive mode, high-speed mode must
be set.
be set.
Description
When a SLEEP instruction is executed in high-speed mode or medium-speed mode,
a transition is made to sleep mode, software standby mode, or watch mode *
When a SLEEP instruction is executed in subactive mode, a transition is made to
subsleep mode or watch mode
When a SLEEP instruction is executed in high-speed mode or medium-speed mode,
a transition is made directly to subactive mode * , or a transition is made to sleep mode
or software standby mode
When a SLEEP instruction is executed in subactive mode, a transition is made directly
to high-speed mode, or a transition is made to subsleep mode
Description
When a SLEEP instruction is executed in high-speed mode or medium-speed mode,
a transition is made to sleep mode, software standby mode, or watch mode *
When a SLEEP instruction is executed in subactive mode, a transition is made to
watch mode, or directly to high-speed mode
After watch mode is cleared, a transition is made to high-speed mode
When a SLEEP instruction is executed in high-speed mode a transition is made to
watch mode or subactive mode *
When a SLEEP instruction is executed in subactive mode, a transition is made to
subsleep mode or watch mode
After watch mode is cleared, a transition is made to subactive mode
(Initial value)
(Initial value)