I2C Overview - Philips BJ3.1E LA Service Manual

Block Diagrams, Test Point Overviews, and Waveforms

I2C Overview

I²C
B5A VIPER: CONTROL B7A
+3V3
3Q11
A25 SDA-MM
I2C1-SDA
3Q10
C25 SCL-MM
I2C1-SCL
ERR
F26 TXD-VIPER
7V00-5
01
PNX8550
RXD-VIPER
E27
VIPER
B27 EJTAG-TDI
EJTAG-TDO
D25
ERR ERR
05 53 EJTAG-TMS
A29
EJTAG-TCK
A28
CONNECTOR
C2 JTAG-TRST
AD4 RESET-SYSTEM
B1C
+3V3
B3B
3Q13
AF29
SDA-DMA
I2C2-SDA
3Q12
AD26 SCL-DMA
I2C2-SCL
ERR
02
B5B VIPER: MAIN MEMORY B4G
7V01
K4D551638F
DDR
SDRAM 1
7V02
K4D551638F
DDR
SDRAM 2
+3V3
3H99
A3 SDA-I2C4
I2C4-SDA
3H98
B4 SCL-I2C4
I2C4-SCL
ERR
04
B10D
3Q15
AE27
SDA-UP-VIP
I2C3-SDA
3Q14
AG29 SCL-UP-VIP
I2C3-SCL
ERR
03
7Z11
OCTAL BUS
PCI
TRANCEIVER
BJ3.1E LA
HDMI B7B HDMI: I/O + CONTROL
SDA-MM-BUS1
SCL-MM-BUS1
1B01
3B03
16
ARX-DDC-SDA PARX-DDC-SDA
3B02
15 ARX-DDC-SCL PARX-DDC-SCL
1B02
3B15
16 BRX-DDC-SDA PBRX-DDC-SDA
3B14
15 BRX-DDC-SCL PBRX-DDC-SCL
2x HDMI
JTAG-TRST
5 6 5 6
7B02 7B03
M24C02
M24C02
EEPROM EEPROM
MPIF MAIN: SUPPLY B4E PNX2015: STANDBY & CONTROL
SDA-DMA-BUS2
SCL-DMA-BUS2
43 44
AG9 AF9
7C00-3
PNX3000HL
MPIF
COLUMBUS
ERR ERR
ERR
32 18
45
B6B PACIFIC3: PART 2
SDA-DMA-BUS1
SCL-DMA-BUS1
PNX2015: DISPLAY INTERFACE
198
7G04
T6TF4AFG
PACIFIC 3
ERR
46
1G50
9J16
31
SDA-I2C4-DISP
To
9J17
SCL-I2C4-DISP 30 Display
ERR
64
POD: TS BUFFERING B4E PNX2015: STANDBY & CONTROL
+3V3-STANDBY
5 6
7P80 TXD-UP
TC58DVM92F
7P14
M24C64
RXD-UP
EEPROM EEPROM
B10D
XIO 32Mx16
(8Kx8) 7LA7
7P81 M25P05-AVMN6P
ERR
OCTAL BUS NAND
44 512K
TRANCEIVER
FLASH
6. 60
B10A COMMON INTERFACE: PART1 B3G MPIF MAIN:
CONNECTIONS B
16 10
L16 L15
K16
7P03
K15 7B11
STV0701
TDA9975EL
COM. INTERFACE
J16 HDMI
HW CONTROLLER
IN/OUT +
J15
CONTROL
ERR
ERR
39
43
L14
(Only Digital Sets)
B2B DVB-T: CHANNEL DECODER
G5 G4 B27 C27
AF11 JTAG-TRST
TDA10046AHT
7J00-6
AF21 EJTAG-DETECT
PNX2015E
RESET-SYSTEM
AJ21
CONTROL
AVIP HD 7L50
K4D261638F
ERR ERR ERR ERR
DDR
29 29 31 27
SDRAM
16Mx16
B12 MISCELLANEOUS
9M05
SDA-DMA-BUS1-DVBT
9M04
SCL-DMA-BUS1-DVBT
200
7G02
M25P05
512K
FLASH
B10D POD: TS BUFFERING
B5A
B4E
B4E
AG26 AH26
3LJ1
AJ19
B5A
7J00-5
3LJ0
PNX2015E
AK19
3LM7
AG16 UART-SWITCH
PNX2015
STANDBY
+3V3-STANDBY
3LH8
AF14 SDA-UP-SW
3LH9
SCL-UP-SW
AG14
BE2 EXTERNALS B
17 17
SDA-MM-BUS1
16 16 SCL-MM-BUS1
B1C RS232 INTERFACE
9U07
B5A
RES
(Only Analogue Sets)
DVB-T: TUNER
B2A
+5V
8 6
4 SDA-CD-TUN-BUS
7T17
3 SCL-CD-TUN-BUS
DTV
RECEIVER
6
ERR
36 1T05
TD1316AF
MAIN
TUNER
(HYBRIDE)
ERR
34
B1C VTUN GENERATOR
7P15
74HC4066PW
TXD-VIPER 10 8
TXD-UP 9 11
RXD-UP 2
1
RXD-VIPER 3 4
B9B UART
7P16
UART-SWITCHn 5
12
7P17
6
13
1H07
1
JTAG-TRST
EJTAG-DETECT 2
EJTAG-TDI 3
EJTAG
5
EJTAG-TDO CONNECTOR
(FACTORY USE
ONLY)
7
EJTAG-TMS
9
EJTAG-TCK
11
RESET-SYSTEM
5
1U03
3U79
TXD 1
UART
3U81 CONNECTOR
RXD 3
RES
1M15
3O15
1
TXD
COMPAIR
2 SERVICE
CONNECTOR
3O16 (UART)
RXD 3
G_16850_021.eps
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