I2C Ic Overview - Philips ME8 Service Manual

Block Diagrams, Test Point Overview, and Waveforms

I2C IC Overview

I²C
B04E PNX8541: CONTROL_MIPS
7H00
+3V3-PER
PNX8541E
3HPJ
AJ27
SDA3 SDA-SSB
I2C3-SDA
3HPH
AJ28 SCL3 SCL-SSB
I2C3-SCL
ERR
03
B04H
B04H PNX8541: DIGITAL VIDEO IN
HDMI
E10 DDC-SDA
DDC-SDA
C9 DDC-SCL
DDC-SCL
PNX8541
ERR ERR
05 53
B04Q PNX8541: FLASH
7HA0
B04F
NAND512W3A
PCI XIO
NAND
PCI-AD<>NAND-AD FLASH
(512x8)
B04G PNX8541: DDR2
B04G 7HG0
EDE2516ACSE
DDR
7HG1
DDR2-D EDE2516ACSE
DDR2
DDR2-A
SDRAM
8Mx16x4
3HPE
AH27 SDA1 SDA-UP-MIPS
I2C1SDA
3HPD
AK27 SCL1 SCL-UP-MIPS
I2C1-SCL
3HPG
AK28 SDA2 SDA-UP-MIPS
I2C2-SDA
3HPF
AK29
SCL2 SCL-UP-MIPS
I2C2-SCL
B04A PNX8541: STANDBY CONTROLLER
B04A
+3V3-STANDBY
3H38-2
AH3
I2C uP-SDA
3H38-1
AG4
I2C uP-SCL
7H02
M25P05
512K
STANDBY
FLASH
CONTROL
P0.1
U4
P0.7
V3
+3V3-STANDBY
RXD
AB1
TXD
AC5
E27
RXD
D28
TXD
B04O
B04O PNX8541: DIGITAL VIDEO OUT / LVDS
VID_OUT
TTL
AF15 9HWH
B0_UART
9HWG
AK16
B1_UART
Q528.2E LA 6.
B08C DIGI I/O: HDMI MUX B08B DIGI I/O: HDMI CONNECTORS + DVI AUDIO INPUTS
AIN-5V
50 49
3P3Z
7P70 98 PARX-DDC-SDA
AD8197A
3P3Y
PARX-DDC-SCL
99
HDMI
89
MUX
3P4C
93 PBRX-DDC-SDA
90
3P48
94 PBRX-DDC-SCL
ERR
23
3P3G
85 PCRX-DDC-SDA
3P3F
86 PCRX-DDC-SCL
3P4M
80 PDRX-DDC-SDA
3P4L
81 PDRX-DDC-SCL
5 6
7P36
M24C02
EEPROM
B06B PACIFIC 3: DISPLAY-INTERFACING
+3V3-PER
7HP5
PCA9540BDP
SDA-SSB-MUX1
4
5 SCL-SSB-MUX1
2 CHANNEL
I2C
MULTIPLEXER ERR
11
2
+3V3-PER
ERR
1 24
7 SDA-SSB-MUX2
SCL-SSB-MUX2
8
ERR
12
B05A PNX5050: CONTROL B05C PNX5050: VIDEO
SDA-SSB SDA-PNX5050
SCL-SSB SCL-PNX5050
B05B
B04C PNX8541: NVM C8 D8
7C00
SDA-UP-MIPS
PNX5050EH/M1
SCL-UP-MIPS
MM_DATA
PNX5050
MM_A
5 6
ERR
22
7HC3
M24C64
EEPROM
(MAIN NVM)
7HC4
RESET-NVM_WP-NANDFLASH B07D ANALOG I/O: BOLT-ON
8
7HC1
UART-SWITCH
7HC0
74HC4066PW
5
RXD-UP 2
7E17
ST3232C
4
TXD-UP 9
1 RXD
9
R2-OUT
8
TXD 10
T2-IN
11
RS232
INTERFACE
RXD-MIPS 3
TXD-MIPS
10
DV-B0_UART2-RX 12 R1-OUT
DV-B1_UART2-TX 11
T1-IN
LEVEL ADAPTER
44
B06C PACIFIC 3
BIN-5V CIN-5V DIN-5V
198
1P35
16
ARX-DDC-SDA
HDMI
T6TF4HFG
ARX-DDC-SCL 15
SIDE
PACIFIC 3
1P32
16
BRX-DDC-SDA
HDMI 1
BRX-DDC-SCL 15
BACK
1P33
16
CRX-DDC-SDA
HDMI 2
15
CRX-DDC-SCL BACK
4x HDMI
1P34*
CONNECTOR
16
DRX-DDC-SDA
HDMI 3
15
DRX-DDC-SCL BACK
5 6 5 6 5 6
7P38
7P44 7P31
M24C02 M24C02 M24C02
EEPROM EEPROM *3th HDMI CONNECTOR IS OPTIONAL
EEPROM
(3th HDMI or MPEG4)
B06A PACIFIC 3: LVDS
1G50
3G52
CG01 SDA-I2C4-DISP 1
LVDS
CONNECTOR
3G53
2
CG02 SCL-I2C4-DISP TO DISPLAY
B03A MAIN TUNER
9T62
9T65
7 6
1T04
TD1716F/BHXP
MAIN
TUNER
PNX5050: DDR1
ERR
34
7CA0
EDD1216AJTA
7CA1
EDD1216AJTA
DDR
SDRAM
16Mx16
1E50
3
UART
2
FOR
FACTORY
1
USE ONLY
3J11
8
R2-IN
3J12
7
T2-OUT
UART
B03B CHANNEL DECODER DVB-T B03A MAIN TUNER B03C
200 34 35 23 24
7GE2 7T17 7T57
TDA10048HN TDA9898HL
CHANNEL IF
RECEIVER PROCESSING
7GE1
ERR ERR ERR
46 M25P05 37 26
512K
FLASH
B06B PACIFIC 3: DISPLAY-INTERFACING
7GE0
+3V3
P87LPC764BDH
62
MICRO 9G60
PWM-3 1 18 SDA-AMBI-3V3
61
CONTROLER
9G59
68 PWM-OR 8 17 SCL-AMBI-3V3
69
3
UART
SERVICE
2
CONNECTOR
CHANNEL DECODER DVB-C B03D STI7101: CONTROL
B03F STI7101:
DDR1
18 17 AJ31 AJ30
7AA1
7TA4 7A00
EDD2516A
TDA10023HT STI7101BWC
7AA2
CHANNEL LMI-D DIGITAL
EDD2516A
RECEIVER INTERFACE
DDR LMI-A
SDRAM
16Mx16
Only for DVB-C
B03E STI7101:
FLASH
7A50
M29W640FT70N6
FLASH EMI-D(0-15)
EPROM
8Mx8
4Mx16 EMI-A(1-22)
Only for MPEG4
3G97
SDA-AMBI 3
3G95 TO
SCL-AMBI 1
AMBI-LIGHT
MODULE
5
(OPTIONAL)
6
+3V3
4
6
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