Samsung S3P80C5 User Manual page 223

BASIC TIMER and TIMER 0
10-2
Basic Timer Control Register (BTCON)
MSB .7 .6 .5
Watchdog function enable bits:
1010B = Disable watchdog timer
Other value = Enable watchdog timer
Figure 10-1. Basic Timer Control Register (BTCON)
D3H, Set 1, R/W
.4 .3 .2
Basic timer input clock selection bits:
0 = No effect
1 = Clear BTCNT
Basic timer input clock selection bits:
00 f /4096
OSC
01 f /1024
OSC
10 f /128
OSC
11 Invalid selection
S3P80C5/C80C5/C80C8
.1 .0 LSB
Divider clear bit for basic
timer and timer 0:
0 = No effect
1 = Clear both dividers