Samsung S3F401F - Manual (Page 44)

BASIC TIMER & WDT S3F401F_UM_REV1.00
3-4
2.3 TIMER DURATION
2.3.1 Basic Timer Duration
The Basic Timer Counter, BTCNT, can be used to specify the time-out duration, and is a free-running 8-bit counter.
Please keep below table as reference for duration of timer.
Clock Source Resolution Interval Time
Fin = 4MHz Fin / 2^5 8 us 2^5 * 2^8 / Fin = 2.048 ms
Fin = 4MHz Fin / 2^6 16 us 2^6 * 2^8 / Fin = 4.098 ms
Fin = 4MHz Fin / 2^10 256 us 2^10 * 2^8 / Fin = 65.536 ms
Fin = 4MHz Fin / 2^12 1024 us 2^12 * 2^8 / Fin = 262.144 ms
Clock Source Resolution Interval Time
Fin = 6MHz Fin / 2^5 5.33 us 2^5 * 2^8 / Fin = 1.364 ms
Fin = 6MHz Fin / 2^6 10.66us 2^6 * 2^8 / Fin = 2.728 ms
Fin = 6MHz Fin / 2^10 166.66 us 2^10 * 2^8 / Fin = 42.664 ms
Fin = 6MHz Fin / 2^12 682.66 us 2^12 * 2^8 / Fin = 174.760 ms
Clock Source Resolution Interval Time
Fin = 8MHz Fin / 2^5 4 us 2^5 * 2^8 / Fin = 1.024 ms
Fin = 8MHz Fin / 2^6 8 us 2^6 * 2^8 / Fin = 2.048 ms
Fin = 8MHz Fin / 2^10 128 us 2^10 * 2^8 / Fin = 32.768 ms
Fin = 8MHz Fin / 2^12 512 us 2^12 * 2^8 / Fin = 131.072 ms