Adcom GTP-740 - Remote Control Programming

27
GTP-740
9DATA
16
V
DD
DATA
LATCH CIRCUIT
LEVEL SHIFTER LEVEL SHIFTER
LEVEL SHIFTER LEVEL SHIFTER
LATCH CIRCUIT
LATCH CIRCUIT LATCH CIRCUIT
STB STB
STB STB
STB STB
CK
20bit SHIFT REGISTER
1234567891011121314151617181920
7
GND
1
V
SS
8CK
10STB
4L-A-GND 13 R-A-GND
15 R-OUT
1
14 R-OUT
1
12 R-IN
2
11 R-OUT
2
5L-IN
2
6L-OUT
2
2L-OUT
1
3L-IN
1
A-SWA-SW
A-SWA-SW
A-SWA-SW
A-SWA-SW
A-SWA-SW
A-SWA-SW
A-SWA-SW
A-SWA-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
A-SW
AUDIO ASSEMBLY
U403: TC9176
STAGE 0 STAGES 1 TO 6
D
1STR
DO O
CP
CP
D
CP
FF
1
DO
STR
EO
O
0
CP
latch
DO
CP
latch
O
1
O
2
O
3
O
4
O
5
O
6
O
7
O
s
O
s
'
STAGE 7
DO
CP
FF
8
DO
CP
latch
D
O
CP
16 V
DD
2D 15 EO
3CP 14 O
4
4O
0
13 O
5
5O
1
12 O
6
6O
2
11 O
7
7O
3
10 O
s
'
8V
ss
9O
s
AUDIO ASSEMBLY
U419: 4094
IC BLOCK DIAGRAM