7. PINOUT DATA
Micro-controller Pinout (SDA5550)
7.1.
Digital Monolithic IC (IC704)
Note *:
Power key input:
Power
ON
Stand-by
Save
H(1.5V)
L
H(1.2V)
H(1.0V)
L
L
H(1.5V) H(1.5V) H(1.5V)
Pin
Port
No.
No.
9
0.0 POWER-ON
10
0.1 POWER1
11
0.2 POWER2
12
0.3
Port0
13
0.4
14
0.5
15
0.6 WC#EEPROM
16
0.7 AV-LINK-OUT
41
1.0 3WB-CLOCK
42
1.1 FC-ENABLE
43
1.2 MSC-ENABLE
44
1.3
Port1
45
1.4
46
1.5 3WB-DATA
47
1.6 SCL-3V3
52
1.7 SDA-3V3
24
2.0 ADC0
25
2.1 ADC1
Port2
26
2.2 PDDET
27
2.3 ADC3
AV3000 AVC Unit Service Manual
Inverted (I) or Buffered (B)
Function
(I) POWER-LED5V
(I) OSD-RESET
(I) PM-RESET
(I) AVLINK
(I) 3WB-CLOCK5V
(I) FC-ENABLE5V
(I) MSC-ENABLE5V
(I) OSD-EN
(I) MSP-RESET
(B) 3WB-DATA
(B) SCL
(B) SDA
FROM SCART1 PIN 8
FROM TUNER AGC
FROM PDP
FROM FRONT SWITCHES
In/Out
Function
IN/OUT 3 wire buses data
IN/OUT I2C bus data
16
Notes
IN
Power key input *
OUT
Power control 1
OUT
Power control 2
OUT
Power LED control
OUT
PC OSD reset
OUT
PDP reset
OUT
EEPROM enable
OUT
AV link output
OUT
3 wire bus clock
OUT
FC enable
OUT
MSC enable
OUT
PC OSD enable
OUT
MSP3410 reset
OUT
I2C bus clock
IN
Scart 101 (AV1) pin8 detect
IN
AGC level detect
IN
PDP ON detect
IN
Vol&Prog. key input