User manual

39 UNO-4673A/4683 Series User Manual
Appendix B Watchdog Timer Register
B.1.3 Register 3: WatchDog Timer Control (WDTCTL)
OFFSET = 0x008
WDTCTL selects the corresponding event as time out. It could be configured to
choose reset, interrupt or digital output signal when time out.
B.1.4 Register 4: WatchDog Timer Counter Clear (WDTCR)
OFFSET = 0x00C
WDTCR clears the watchdog timer. Any value written into WDTCR would set zero
and reload the value stored in WDTLOAD register to watchdog timer. Read/reset
WDTCR is undefined.
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
User
Settings
Reserved W
D
T
_
D
O
_
E
N
R
E
S
E
N
I
N
T
E
N
Bits Access Name D Description
31:3 RO - Reserved
0x00 = reset
2 R/W WDT_DO_EN Digital Output Enable for Watchdog
Timer time out
0 = Disable digital output
1 = Enable digital output
1 R/W RESEN Reset Enable for Watchdog Timer
time out
0 = Disable reset
1 = Enable reset
0 R/W INTEN Interrupt Enable for Watchdog
Timer time out
0 = Disable Interrupt
1 = Enable Interrupt
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
User
Settings
WDTCR
Bits Access Name D Description
31:0 WO WDTCR Watchdog Timer Clear
any value = clear watchdog timer