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Block Diagrams, Testpoint Overviews, and Waveforms
I2C Overview
I2C BUS INTERCONNECTION DIAGRAM
B2
HERCULES
+3V3STBY
+3V3STBY
3096
3088
7011
3083
20
SDA
SET
PROCESSOR
3084
21
SCL
PART OF
VIDEO-
PROCESSER
(HERCULES)
+3V3STBY
3097
25
NVM_WP
ERR
6
B8
SCALER-IO
(OPTIONAL)
1687
3469
DVI_DET
15
3497
SDA_DVI
7
3496
6
SCL_DV1
DVI
CONNECTOR
D
SIDE I/O
(UART PART)
1112
1
UART
2
FOR
SERVICE
3
LC4.1E AB
6.
B1
TUNER IF
ERR
6
F303
F302
3303
3302
5
6
5
4
7099
1302
M24C16
UR1316
EEPROM
TUNER
7
(NVM)
ERR
ERR
9
10
DDC_DVI_5V
B7
3514
3495
5
6
7490
M24C02
EEPROM
256x8
1111
1
+3V3STBY
3123
2
3124
3
6109
6109
4
6110
6110
23
B7
1331
1
ComPair
2
CONNECTION
FOR SERVICE
3
+3V3STBY
+3V3STBY
1401
3401
3402
1
+3V3STBY
3442
JTAG_SDA_UART_TX
2
3441
JTAG_SCL_UART_RX
3
4
SCALER
(LVDS)
+3V3STBY
+3V3STBY
SDA
SCL
3430
3431
3433
3414
78
77
93
SDA_IO
7401
GM5221
92
SCL_IO
SCALER
+3V3STBY
ERR
4
3444
5
6
7402
M24C32
EEPROM
84
NVM_WPP
7
ERR
8
80
79
B6
SCALER
ANA IN
7403
M29W040B
ADDRESS
FLASH
ROM
ROM
INTER
512kx8
FACE
DATA
ERR
4
72
71
F_15310_037.eps
300605
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