Renesas H8S Series Hardware Manual page 531

Bit Bit Name
6 STS2
5 STS1
4 STS0
3 —
2 to —
0
Initial Value R/W
0 R/W
0 R/W
0 R/W
1 R/W
All 0 —
Section 20 Power-Down Modes
Description
Standby Timer Select 0 to 2
These bits select the MCU wait time for clock
stabilization when software standby mode is
cancelled by an external interrupt. With a crystal
oscillator (table 20.3), select a wait time of 8ms
(oscillation stabilization time) or more, depending on
the operating frequency. With an external clock,
select a wait time of 2 ms or more.
000: Standby time = 8192 states
001: Standby time = 16384 states
010: Standby time = 32768 states
011: Standby time = 65536 states
100: Standby time = 131072 states
101: Standby time = 262144 states
110: Reserved
111: Standby time = 16 states
Reserved
Only 1 should be written to this bit.
Reserved
These bits are always read as 0 and cannot be
modified.
Rev. 6.00 Mar 15, 2006 page 495 of 570
REJ09B0211-0600