h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 499

• Manufacturer Part Number: h8s-2111b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Table 20.1 Operating Frequency and Wait Time
Shaded cells indicate the recommended specification.
20.1.2
LPWRCR controls power-down modes.
STS2 STS1 STS0 Wait Time
0
0
0
0
1
1
1
1
Bit
7
0
0
1
1
0
0
1
1
Bit Name
DTON
Low-Power Control Register (LPWRCR)
0
1
0
1
0
1
0
1
8192 states
16384 states
32768 states
65536 states
131072 states
262144 states
Reserved
Reserved
Initial
Value
0
R/W
R/W
10 MHz
0.8
1.6
3.3
6.6
13.1
26.2


Description
Direct Transfer On Flag
Specifies the operating mode to be entered after
executing the SLEEP instruction.
When the SLEEP instruction is executed in high-speed
mode or medium-speed mode:
0: Shifts to sleep mode, software standby mode, or
1: Shifts directly to subactive mode, or shifts to sleep
When the SLEEP instruction is executed in subactive
mode:
0: Shifts to subsleep mode or watch mode
1: Shifts directly to high-speed mode, or shifts to
watch mode
mode or software standby mode
subsleep mode
8 MHz
1.0
2.0
4.1
8.2
16.4
32.8


6 MHz
1.3
2.7
5.5
10.9
21.8
43.6


Rev. 1.00, 05/04, page 465 of 544
4 MHz
20.
4.1
8.2
16.4
32.8
65.6


Unit
ms