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TX·7430
LB1630 (Motor Drive)
TRUTH TABLE
IN 1
IN 2
OU
T \
OUT
2
MOTOR
H
L
H
L
Normal
L
H
L
H
Rever
s e
H
H
OFF
eH
Wail
L
L
OFF
OFF
Wait
Voull
Voul2
7
,--....,.---t--~..,...+-t-..,....~--,.---t---....,.--OVcc
Vinl
Vconl
2
l---+-------+..-II-~:)C>ND
Vin 2
Pin6:NC
74LS145 (BCD to decimal decoder)
O
uTP U T S
INP
UTS
NO
0
,
,
)
.
s
6
1
,
0
C
B
A
•
L
H
H
H
H
H
H
H
H
H
I
0
L
L
L
L
H
H
H
H
H
H
H
H
H
L
L
L
L
H
,
H
H
L
H
H
H
H
H
H
H
H
L
l
L
H
.,
H
L
H
H
H
H
H
H
)
H
H
l
I
.
,
H
H
H
H
L
H
H
H
H
H
L
H
L
L
H
H
H
H
H
L
H
H
H
H
L
H
L
H
s
H
H
H
H
H
H
L
H
H
H
I
6
L
H
H
L
L
H
H
H
"
H
H
H
H
H
H
H
L
H
H
•
C
L
L
H
H
H
H
H
H
H
H
l
H
•
H
H
H
H
H
H
H
H
l
H
l
l
H
"
H
H
H
H
H
H
H
H
H
H
H
l
H
H
H
H
H
H
H
H
H
H
H
H
l
H
H
H
H
H
H
H
H
H
H
L
H
L
:1:
H
H
l
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
~
I:
H
H
H
H
H
H
H
H
H
H
H
H
H
H
LA1266 (FM IF and AM radio system)
.
~
~
"
0
~
~
.
x
~
~
~
~
~
s
~
•
s
~
o
z
o
o
"
~
o
~
o
I1PA81C (Buffer)
15
14
13
12
11
10
16
,..----<_-+-I-.---.-_-+-+--
__-
--.-+-_ - .._- ..-H >-----<t----<H 4-- _ - _ --+_ - _ - +_+------<1 9
RBI
'--t----+--+---..--+-----..---,I---~_+_-----..-f-----~-_D
8
6
7
20KO
RB2 :
2KO
R2
100K O
2
5
RBI
'
20KO
Rl
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