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18.5.2
Changing Value of CKS2 to CKS0
If bits CKS2 to CKS0 in WTCSR are written to while the WDT is operating, errors could occur
in the incrementation. Software must stop the watchdog timer (by clearing the TME bit to 0)
before changing the value of bits CKS2 to CKS0.
18.5.3
Switching between Watchdog Timer Mode and Interval Timer Mode
If the mode is switched from watchdog timer to interval timer, or vice versa, while the WDT is
operating, errors could occur in the incrementation. Software must stop the watchdog timer (by
clearing the TME bit to 0) before switching the mode.
Содержание Hitachi H8S/2191
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