Adcom GTP-740 - Installation and Connecting the GTP-740; Placement and Connection Overview; Initial Setup

31
GTP-740
EXTERNAL/INTERNAL
DATA SWITCHING
BUFFER
V
DD
V
SS
RESET
SCL/SCLK
SDA/SIN
E
HIO/I
2
C
C
HSYNC
HSYNC
VSYNC
VSYNC
XTAL1(IN)
TEST1
TEST2
12
TI00 to TI11
R(VOW0)
G(VOW1)
B(VOW2)
I(VOW3)
FB(VOB)
ACM(VOB2)
P00
P01
AV
DD
AV
SS
P04/ACM (VOB2)
3
XTAL2(OUT)
CHARACTER SIZE
REGISTER/
CONTROL
WRITE ADDERSS
COUNTER
I/O
PORT
BUFFERS
DISPLAY CONTROL
AND OUTPUT STAGE
VERTICAL
POSITION
REGISTER/
COUNTER
CONTROL
SIGNALS
HORIZONTAL
POSITION
REGISTER/
COUNTER
I
2
C SLAVE
RECEIVER OR
HIGH-SPPED I/O
RECEIVER
INSTRUCTION
DECODER
PLL
OSCILLATOR
INTERNAL
SYNCHRONOUS
CIRCUIT
CSYNC
SEPARATION
CRYSTAL
OSCILLATOR
TESTING
CIRCUITRY
DISPLAY
ROM
CONTROL
REGISTER
DISPLAY
CHARACTER
RAM
ADDERSS
BUFFER
SELECTOR
1I(VOW3) 24 AV
DD
2P04/ACM(VOB2) 23 AV
SS
3TEST2 22 FB(VOB)
41TEST1 21 V
DD
5C 20 B(VOW2)
6VSYNC 19 P01
7HSYNC 18 G(VOW1)
8SDA/SIN 17 P00
9SCK/SCLK 16 R(VOW0)
10ATAL1(IN) 15 HIO/I
2
C
11XTAL2(OUT) 14 E
12V
SS
13 RESET
S-VIDEO ASSEMBLY
U305: PCA8515P/009
MUTE
12345678
CTLA CTLB
IN2
GND
IN3
LOGIC
IN1
V
OUT
VCC
6dB Amp 75Ω Driver
S-VIDEO ASSEMBLY
U302, U304, U310-U313: BA7612N
VIDEO
ASSEMBLY
U315-U317: BA7612N
123456789
10
LOGIC
MUTE
IN1
CTLA CTLB
IN2
CTLC
IN3 IN4
GND
V
CC
VOUT
S-VIDEO ASSEMBLY
U301, U303: BA7645N
VIDEO
ASSEMBLY
U314: BA7645N
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
VIDEO ASSEMBLY
U318, U319: 4094
IC BLOCK DIAGRAM