Ic209 Osd Controller (Mb90672Pf-G-125-Bnd) - Sony TA-VE800G Service Manual

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• IC209 OSD CONTROLLER (MB90672PF-G-125-BND)

Pin No. Pin Name
1, 2 AD14, AD15
3 to 6 A16 to A19
7 PCE
8 PCLK
9 PDATA OUT
10 PDATA IN
11 GND
12 ALE
13 RDX
14 WRLX
15 WRHX
16 MONITOR
17 VIDEO2
18 STATUS-OUT
19 VIDEO1
20 RX (SIN)
21 TX (SOT)
22 —
23 —
24 DATA (OSD)
TE
L 13942296513
25 CLK (OSD)
26 LAT (OSD)
27 —
28 AVcc
29 AVR +
30 AVR –
31 AVss
32 VOLA/D
33 PDREADY
34 GND
35 PDSTATUS
36 OK
37 MEMORY FULL
38 BACK UP NG
39 NG
40 P-IR
RC: Remote commander
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I/O
I/O Address bus and data bus input/output
I/O Address bus input/output
O Chip Enable output to RC controller (For communication using personal computers)
O Clock output to RC controller (For communication using personal computers)
O Data output to RC controller (For communication using personal computers)
I Data input from RC controller (For communication using personal computers)
– Ground
O Address latch enable output
O Read strobe output to data bus
O
Write strobe output to data bus
O
O
O
Not used
O
O
I
Serial data input from display control
O
Serial data output to display control
O
Not used
O
O
Serial data output to OSD
O
Serial clock output to OSD
O
Latch output to OSD
O
Not used
–
Power supply (+5.6V)
–
Power supply (+5V)
–
Ground
–
I
Volume control signal input
I
READY signal input from to RC controller
–
Ground
I
STATUS signal input from to RC controller
I
Learing OK signal input from RC controller
I
Memory full signal input from RC controller
I
Back up NG signal input from RC controller
I
Learning NG signal input from RC controller
I
Input to the integral calculus circuit of the remote control reception signal
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8
Function
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