r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 104

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
8.2
Table 8.2
Notes:
Reset Interrupt Select Register
Watchdog Timer Reset Register
Watchdog Timer Start Register
Watchdog Timer Control Register
Count Source Protection Mode Register
Option Function Select Register 2
Option Function Select Register
Table 8.2 lists the Watchdog Timer Register Configuration.
1. The value after reset differs depending on the CSPROINI bit in the OFS register.
2. The OFS2 register is allocated in the flash memory, not in the SFRs. Set appropriate values as ROM data by a
3. The OFS register is allocated in the flash memory, not in the SFRs. Set appropriate values as ROM data by a
program.
Do not perform any additional writes to the OFS2 register. Erasing the block including the OFS2 register sets
the OFS2 register to FFh.
program.
Do not perform any additional writes to the OFS register. Erasing the block including the OFS register sets the
OFS register to FFh.
Registers
Preliminary document
Specifications in this document are tentative and subject to change.
Watchdog Timer Register Configuration
Register Name
Symbol
WDTR
WDTS
WDTC
CSPR
OFS2
RISR
OFS
00000000b
00000000b
10000000b or
10000000b or
After Reset
01111111b
(Note 2)
(Note 3)
FFh
FFh
(1)
(1)
0FFDBh
Address
0FFFFh
00020h
00021h
00022h
00023h
00024h
8. Watchdog Timer
Access Size
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