Block Diagrams, Test Point Overviews, and Waveforms
6.
I2C Overview
7756
3759
3750
+3V3STBY
+3V3SW
SC_STANDBY
7758
7217
TDA15021H
I²C
HERCULES
B2
SCALER
B8
TUNER & IF
B1
COLUMBUS
B19
ADC
B18
CINCH ANALOGUE I/O
B23
SDRAM
B10
SCALER INTERFACE
B9
FLASH / CONTROL
B11
HDMI
B12
DIGITAL I/O
B22
PACIFIC3
B20
SCALER
B7
DC-DC CONVERTER
B6
SDA
SCL
109
HERCULES
SET
PROCESSOR
108
5
4
1102
UV1316E
TUNER
ERR
10
N1
N2
7801
GM1501H
SCALER
ERR
4
ERR
6
G_16160_026.eps
180706
+3V3STBY
3233
3232
5
6
7207
M24C16
EEPROM
NVM
ERR
9
NVM_WP_HERC
+3V3STBY
3249
104
1101
1
2
3
SERVICE
CONNECTOR
COMPAIR
5
6
7D01
M24C02
EEPROM
256x8
2x HDMI
CONNECTOR
3102
3101
SDA_IO
SCL_IO
5
6
7C01
M24C32
EEPROM
P3
P4
+3V3SW
3818
3817
ERR
8
NVM_WP_SCALER
7C03
M29W400D
ERROM
7B01
K4D263238F
SDRAM
ERR
14
ADDRESS
DATA
ADDRESS
DATA
AF5
SDA
SCL
7
1107
1
2
3
SERVICE
CONNECTOR
UART
UART_TX
UART_RX
3122
3123
M1
M2
2
1802
1
JTAG_TDI_SDA
JTAG_CLK_SCL
AF7
AD6
+3V3_IO
3838
3837
JTAG
I2C
FSDATA
FSADDR
OCMDATA
OCMADDR
7
SWHW_I2C_SDA
SWHW_I2C_SCL
1
1G03
2
Reserved
for DMMI
38
37
7L01
P3563M
ADC
ERR
7
3L19
3L18
A15
B15
7M00
T6TU5XBG
COLUMBUS
CTRL
ERR
11
3M14
3M15
ERR
17
198
200
7N00
T6TF4AFG
PACIFIC3
MISC
ERR
16
1N04
2
3
4
FOR
DEVELOPMENT
USE ONLY (N.S.)
SDA
SCL
1
+3V3SW
3N20
3N21
7A00
PCA9515ADP
1N17
(1G50)
31
30
3
2
6
7
TO
DISPLAY
3125
3124
112
113
19
1
18
2
75
74
7D03
TDA9974AEL
HDMI
PANELLINK
RECEIVER
ERR
13
3D05
3D06
1F03
16
15
+5VHDMI_A
3D09
3D01
J16
J15
DOC_SCLB
DOC_SDAB
+3V3STBY
3120
3121
SDA_DMA_BUS1_DISP
SDA_DMA_BUS1_DISP
FOR PDP ONLY (Optional)
4A01
4A00
RES
7221
7220
+3V3SW
3298
3297
+3V3SW
+3V3STBY
3902
3901
5
6
7D00
M24C02
EEPROM
256x8
1F02
16
15
K16
K15
DOC_SCLA
DOC_SDAA
+5VHDMI_B
3D10
3D03
4N30
4N31
SDA_PF3
SCL_PF3
1N03
2
3
4
FOR PACIFIC3
PROGRAMMING (N.S.)
SSDA
SSCL
1
+3V3SW
202
204
7N02
M25P05
Flash
512k
SPI_SO
SPI_SCK
192
191
SPI_CS
SPI_WP
194
188
SPI_RST
SPI_SI
187
193
5
6
1
3
7
2
122
3904
3903
3248
3247