H8S-2350 RENESAS [Renesas Technology Corp], H8S-2350 Datasheet - Page 720

• Manufacturer Part Number: H8S-2350
• Description: 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 20 Power-Down Modes
Table 20.1 Operating Modes
Notes: 1. The bus master operates on the medium-speed clock, and other on-chip supporting
20.1.1
Power-down modes are controlled by the SBYCR, SCKCR, and MSTPCR registers. Table 20.2
summarizes these registers.
Table 20.2 Power-Down Mode Registers
Note:
Rev. 3.00 Sep 15, 2006 page 686 of 988
REJ09B0330-0300
Name
Standby control register
System clock control register
Module stop control register H
Module stop control register L
High speed
mode
Medium-
speed mode
Sleep mode
Module stop
mode
Software
standby
mode
Hardware
standby
mode
Operating
Mode
2. The SCI and A/D converter are reset, and other on-chip supporting modules retain their
* Lower 16 bits of the address.
Register Configuration
modules on the high-speed clock.
state.
Control register
Control register
Instruction
Control register
Instruction
Pin
Transition
Condition
Interrupt
External
interrupt
Condition
Clearing
MSTPCRH
Abbreviation
SBYCR
SCKCR
MSTPCRL
Functions
Functions
Functions
Functions
Halted
Halted
Oscillator
High
speed
Medium
speed
Halted
High/
medium
speed
Halted
Halted
R/W
R/W
R/W
R/W
R/W
CPU
Functions
Functions
Retained
Functions
Retained
Undefined Halted
Registers
H'08
H'00
H'3F
H'FF
Initial Value
High
High/
High
Halted
speed
medium
speed *
speed
Halted
Modules
1
Functions
Functions
Functions
Retained/
reset *
Retained/
reset *
Reset
Registers
2
2
H'FF3A
H'FF3C
Address *
H'FF38
H'FF3D
High speed
High speed
High speed
Retained
Retained
High
impedance
I/O Ports