Renesas M16C/50 Series User Manual page 99

M16C/5L Group, M16C/56 Group
6.2 Registers
Refer to 7. "Voltage Detector" for registers used with the voltage monitor 0 reset, and voltage monitor 2
reset. Refer to 13. "Watchdog Timer" for registers used with the watchdog timer reset. Refer to 8.7
"Oscillator Stop/Restart Detect Function" for registers used with the oscillator stop detect reset.
Table 6.4 Registers
Address
0004h Processor Mode Register 0
0018h Reset Source Determine Register
Note:
1. Refer to 6.2.2 "Reset Source Determine Register (RSTFR)"
6.2.1 Processor Mode Register 0 (PM0)
Processor Mode Register 0
b7 b6 b5 b4 b3 b2 b1
0 0 0 0 0 0
Write to this register after setting the PRC1 bit in the PRCR register to 1 (write enabled).
PM03 (Software reset bit) (b3)
A software reset is generated by setting the PM03 bit to 1.
R01UH0127EJ0110 Rev.1.10
Sep 01, 2011
Register
b0 Symbol
0
PM0
Bit Symbol Bit Name
(b2-b0) Reserved bits
PM03 Software reset bit
Reserved bits
(b7-b4)
Symbol
PM0 00h
−
(1)
RSTFR
Address
0004h
Function
Set to 0.
Setting this bit to 1 resets the MCU. The read
value is 0.
Set to 0.
6. Resets
Reset Value
Reset Value
00h
RW
RW
RW
RW
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