I2C Ic Overview - Philips 26PF5320/28 Service Manual

Block Diagrams, Testpoint Overviews, and Waveforms

I2C IC Overview

I²C
B2 HERCULUS
+3V3STBY
7217
TDA15021H
109 SDA
108 SCL
HERCULES
5 6
SET
+3V3STBY
PROCESSOR
7207
M24C16
EEPROM
NVM_WP_HERC
104
7
NVM
ERR
9
B23 CINCH ANALOGUE IO (1FH)
SW_I2C_SDA
112
113 SW_I2C_SCL
ERR
17
LC4.3U AA 6.
TUNER & IF
B8 SCALER B1
ERR
6
N1 N2
5 4
7801 1102
GM1501H UV1318S
SCALER TUNER
ERR ERR
4 10
B7
SCALER
3122
M1 UART_TX
3123
M2 UART_RX
+3V3SW
FLASH / CONTROL
B11
SDA_IO
P3
SCL_IO
P4
5
7C01
M24C32
AF5 NVM_WP_SCALER 7 EEPROM
ERR
8
7C00
MX29LV040
ADDRESS OCMADDR
FLASH ROM
DATA OCMDATA
+3V3IO
JTAG_TDI_SDA 2
AF7
JTAG_CLK_SCL 1
AD6
JTAG
I2C
ADDRESS FSADDR
DATA FSDATA
IBO ZAPPER
(Only For DVB Sets)
ANALOG BACKEND FRONT END
K5 K6
+5V
3513
1 1
I2C_TV_SDA
3512
2 2 I2C_TV_SCL
I2C_TDA_SDA
I2C_TDA_SCL
9 8 5 6
1600 7602
TD1316L M24C256
TUNER EEPROM
DIGITAL
27
COLUMBUS ADC
B19 B18
7L07
7L06
A15 B15
7M00
1101
T6TU5XBG
1
SDA
+3V3SWB
SCL 2 COLUMBUS
CTRL
3
+3V3STBY
ERR
SERVICE
11
CONNECTOR
COMPAIR
1107
1
2
3
SERVICE
CONNECTOR
UART
B9 SCALER INTERFACE B21 EPLD
B12
6
7A00
1P07
PCA9515ADP
(1G50)
SDA_DMA_BUS1_DISP 31
3 6
SDA_DMA_BUS1_DISP 30
2 7
RES
TO
DISPLAY
4A01
4A00
FOR
PDP ONLY
B10 SDRAM
7B01
K4D263238F
SDRAM
ERR
14
MOJO
K1 K2
+5V
I2C_local_SDA
I2C_local_SCL
+5V
4 3 8 6 9 8 7 6
7600 7100
TDA10046 PNX8316HS
185
WP
COFDM MOJO
CHANNEL DECODER
+3V3SWB
57 56
7L04
MST9883C
ANALOG
INTERFACE
ERR
7
HDMI DIGITAL IO
B22
75 74 +3V3SW
7D03
1Q03
SII9993CT
16
76 7D01 DOC_SDA
HDMI
PANELLINK
77
15
RECEIVER 7D02 DOC_SCL
ERR
13
5 6
HDMI
7D00 CONNECTOR
+3V3SW
M24C02
EEPROM
256x8
MEMORY MEMORY DIGITAL IO
K7 B22
1Q01
12
15
VGA
5 6 30 31
CONNECTOR
7203 7700
M24C64 ST70700
7
EEPROM PCMCIA
CONTROLLER
EPLD
B20
4N21
4N22
T2 R2
7N02
EP1C12F256C8N
EPLD
BANK 4
+3V3SW
ERR
1N02
16
1
2
SDA
3
4
SCL
FOR
DEVELOPMENT
USE ONLY
SDA_VGA
SCL_VGA
5 6
7Q25
M24C02
EEPROM
256x8
F_15270_083.eps
170106