Samsung C8278X ユーザーズマニュアル

10-1 

Basic timer (BT) can be used in two different ways:   

•  As a watchdog timer to provide an automatic reset mechanism in the event of a system malfunction. 
•  To signal the end of the required oscillation stabilization interval after a reset or a stop mode release.   

The functional components of the basic timer block are: 

•  Clock frequency divider (f

xx

 divided by 4096, 1024, 128, or 16) with multiplexer 

•  8-bit basic timer counter, BTCNT (set 1, bank 0, FDH, read-only) 
•  Basic timer control register, BTCON (set 1, D3H, read/write)