Low Voltage/Cpu Operating Detection Reset Circuit Register - Fujitsu F2MCTM-16LX Hardware Manual

CHAPTER 19 LOW VOLTAGE DETECTION/CPU OPERATING DETECTION RESET
19.3 Low Voltage/CPU Operating Detection Reset Circuit
Register
This register clears the low voltage/CPU operating detection reset flag and the counter
of CPU operating detection circuit.
Low Voltage/CPU Operating Detection Reset Control Register (LVRC)
Figure 19.3-1
Address bit7 bit6 bi
Reserved Reserved Reserved
006E
H
R/W R/W
R/W:Read Write
:Initial value
376
Low Voltage/CPU operating Detection Reset Control Register (LVRC)
t5 bit4 bit3 bit2
Reserved CL LVRF Reserved CPUF
R/W R/W W R/W
CPUF
0 No overflow
1 Overflow
LVRF
0 No detect voltage falling Clear LVRF bit
1 Detect voltage falling
CL
0 Counter clear
1 No change, No other effect
Reserved
This bit should write "1".
Reserved
This bit should write "0".
bit1 bit0 Initial value
00111000 b
R/W
CPU operatign detection flag bit
Read
Clear CPUF bit
No change, No other effect
Low voltage detection flag bit
Read
No change, No other effect
CPU operating detection circuit clear bit
Reserved bit
Reserved bit
Write
Write