ml670100 Oki Semiconductor, ml670100 Datasheet - Page 89

• Manufacturer Part Number: ml670100
• Description: Ml670100 Is A High-performance 32-bit Microcontroller
• Manufacturer: Oki Semiconductor

WDTOV
0x000
0xFFF
0x000
0xFFF
Counter
Contents
Counter
Contents
Figure 6.6 : WDT Watchdog Timer Operation
Program writes
0x3C
to start counter.
Program writes
0x3C
to start counter.
(b)Program that runs out of control
(a)Program operating normally
Less than
tWDT
Less than
tWDT
Program writes
0xC3
to clear counter.
Program writes
0xC3
to clear counter.
Program flow
Program flow
Less than
tWDT
tWDT
Program writes
0x3C
to clear counter.
Counter overflows.
Timer generates system reset.
Less than
tWDT
Program writes
0xC3
to clear counter.
t
t
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