參數(shù)資料
型號(hào): TVP5160PNP
廠商: TEXAS INSTRUMENTS INC
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: COLOR SIGNAL DECODER, PQFP128
封裝: GREEN, PLASTIC, HTQFP-128
文件頁(yè)數(shù): 39/111頁(yè)
文件大小: 1400K
代理商: TVP5160PNP
Host
Processor
I C
2
VBUS
Data
I C Registers
2
00h
E0h
E1h
VBUS
Address
E8h
EAh
FFh
VBUS[23:0]
Line Mode
VBUS Registers
00 0000h
FIFO
VPS/Gemstar
VITC
WSS/CGMS
CC
80 051Ch
80 0520h
80 052Ch
80 0600h
80 0700h
90 1904h
FF FFFFh
SLES135E
– FEBRUARY 2005 – REVISED APRIL 2011
2.9.2
I
2C Operation
Data transfers occur utilizing the following formats.
Read from I2C control registers
receive
S
10111000
ACK
subaddress
ACK
S
10111001
ACK
NAK
P
data
Write to I2C control registers
S
10111000
ACK
subaddress
ACK
send data
ACK
P
S = I2C bus start condition
P = I2C bus stop condition
ACK = Acknowledge generated by the slave
NAK = Acknowledge generated by the master, for multiple byte read master will ACK each
byte except the last byte
Subaddress = Subaddress byte
Data = Data byte
I2C bus address = In the example shown, I2CA0/I2CA1 are in default mode. Write (B8h), Read (B9h)
2.9.3
VBUS Access
The TVP5160 decoder has additional internal registers accessible through an indirect access to an
internal 24-bit address wide VBUS. Figure 2-13 shows the VBUS registers access.
Figure 2-13. VBUS Access
Copyright
2005–2011, Texas Instruments Incorporated
Functional Description
33
focus.ti.com: TVP5160
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