Stopwatch Register (Stpwtch) - Motorola DragonBall MC68328 User Manual

Real-Time Clock

5.1.4.6 STOPWATCH REGISTER (STPWTCH).

15 14 13 12
ADDRESS: $(FF)FFFB12
UNUSED
These unused bits read 0.
STOPWATCH COUNT
This field contains the stopwatch countdown value. The highest allowable value is 62 min-
utes. The countdown will not be activated again until a nonzero value (less than 63 min-
utes) is written to the stopwatch-count register.
5-6 MC68328 DRAGONBALL PROCESSOR USER'S MANUAL
11 10 9
UNUSED
Figure 5-7. Stopwatch Register
8 7 6 5 4 3 2 1
STOPWATCH COUNT
Reset Value: $0000
MOTOROLA
0