HD6432646 Hitachi, HD6432646 Datasheet - Page 763

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

22.1.1
Power-down modes are controlled by the SBYCR, SCKCR, LPWRCR, TCSR (WDT1), and
MSTPCR registers. Table 22-3 summarizes these registers.
Table 22-3 Power-Down Mode Registers
Name
Standby control register
System clock control register
Low-power control register
Timer control/status register (WDT1) TCSR1
Module stop control register
A, B, C, D
Note: *1 Lower 16 bits of the address.
Register Configuration
Abbreviation
SBYCR
SCKCR
LPWRCR
MSTPCRA
MSTPCRB
MSTPCRC
MSTPCRD
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial Value
H'58
H'00
H'00
H'00
H'3F
H'FF
H'FF
B'11******
Address*
H'FDE4
H'FDE6
H'FDEC
H'FFA2
H'FDE8
H'FDE9
H'FDEA
H'FC60
729
1