Datasheet

48
7701F–AVR–10/12
Atmel ATtiny24/44/84 [Preliminary]
Table 9-4. Watchdog Timer Prescale Select
WDP3 WDP2 WDP1 WDP0
Number of WDT Oscillator
Cycles
Typical Time-out at
V
CC
= 5.0V
0 0 0 0 2K cycles 16ms
0 0 0 1 4K cycles 32ms
0 0 1 0 8K cycles 64ms
0 0 1 1 16K cycles 0.125s
0 1 0 0 32K cycles 0.25s
0 1 0 1 64K cycles 0.5s
0 1 1 0 128K cycles 1.0s
0 1 1 1 256K cycles 2.0s
1 0 0 0 512K cycles 4.0s
1 0 0 1 1024K cycles 8.0s
1010
Reserved
1011
1100
1101
1110
1111