ATTINY2313 Datasheet, PDF (41/211 Pages) ATMEL Corporation – 8-bit AVR Microcontroller with 2K Bytes In-System Programmable Flash

ATtiny2313/V
Table 21. Watchdog Timer Prescale Select
WDP3
0
WDP2
0
WDP1
0
WDP0
0
Number of WDT Oscillator
Cycles
2K (2048)
Typical Time-out at
V_CC = 5.0V
16 ms
0
0
0
1
4K (4096)
32 ms
0
0
1
0
8K (8192)
64 ms
0
0
1
1
16K (16384)
0.125 s
0
1
0
0
32K (32768)
0.25 s
0
1
0
1
64K (65536)
0.5 s
0
1
1
0
128K (131072)
1.0 s
0
1
1
1
256K (262144)
2.0 s
1
0
0
0
512K (524288)
4.0 s
1
0
0
1
1024K (1048576)
8.0 s
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
Reserved
1
1
1
0
1
1
1
1
41
2543C–AVR–12/03