Beehive International B102 Service Manual page 9

osc jTjuimfmiiruinmiirinjiruin
Bpci j-unjT__rTJTJ~i_rLrLri
—i_i—u—i—j—u—I I—1
__i 1 I 1 I 1
DPC8
U
FREQ - 10.8864 MHz
DOT POSITION COUNTER
FREQ - 1.5552 MHz
CHARACTER POSITION COUNTER
CPC1
CPC2
CPC4 _
CPC8 _
CPC16.
CPC32^
CPC64_
CPC80
juinnnjTJinnnnjiriAnnjiruuinjifuuifiiinJUinAnjinruiriJinjiJiAAJiri^
j—I m r n r
CHC1
n__rn m—r~L
CHC2
CHC4
CHC8
CLC1
J—i_rn i_f
CLC16
CLC2
CLC4
CLC16
Figure 4-6 Timing Diagrams
4-6
i _ r - i _ r n _ r
CHARACTER HEIGHT
COUNTER
FREQ. ° 1.800 KHz
CHARACTER LINE
COUNTER
(50 Hz OPERATION)
FREQ "SO Hz
CHARACTER LINE
COUNTER
(60 Hz OPERATION)