Fujitsu MB89990 Series Microcassette Recorder User Manual


 
50
CHAPTER 2 HARDWARE CONFIGRATION
[Bit 1 and 0] TBC1, TBC0: Interval time specification bit
These bits are used to specify interval timer cycle.
TBC1 TBC0 Interval time Value at f = 4 MHz
00 2
13
/f 2.05 [ms]
01 2
15
/f 8.19 [ms]
10 2
18
/f 65.54 [ms]
11 2
21
/f 524.29 [ms]
f = clock frequency