FUJITSU MB91460 SERIES FR60 - Manual (Page 996)

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Chapter 52 Regulator Control
3.Registers
3. Registers
3.1 Regulator Control Registers
Controls the regulator function.
• REGCTR: Address 04CFh (Access: Byte, Halfword, Word)
(See “ Meaning of Bit Attribute Symbols (Page No.10) ” for details of the attributes.)
• Bit7-5: Reserved bit. The read value is always “0”.
• Bit4: Main regulator Standby output flag.
• Bit3-2: Reserved bit. The read value is always “0”.
• Bit1: Main Regulator enable in STOP/RTC mode.
• Bit0: Main Regulator disable in Subrun Mode.
7 6 5 4 3 2 1 0 bit
- - - MSTBO - - MAINKPEN MAINDSBL
X X X X X X 0 0
Initial value ( INIT pin input,
watchdog reset )
X X X X X X X X
Initial value
(Software reset)
R0/WX R0/WX R0/WX R R0/WX R0/WX R/W R/W Attribute
MSTBO Function
0 Main regulator is in RUN mode
1 Main regulator is in STANDBY mode
MAINKPEN Function
0 Main regulator disabled in STOP/RTC mode [Initial value]
1 Main regulator enabled in STOP/RTC mode
MAINDSBL Function
0 Main regulator enabled in Subrun mode [Initial value]
1 Main regulator disabled in Subrun mode