參數(shù)資料
型號: ADV7183AKST
廠商: ANALOG DEVICES INC
元件分類: 顏色信號轉(zhuǎn)換
英文描述: Multiformat SDTV Video Decoder
中文描述: COLOR SIGNAL DECODER, PQFP80
封裝: LEAD FREE, MS-026-BEC, LQFP-80
文件頁數(shù): 77/104頁
文件大小: 894K
代理商: ADV7183AKST
ADV7183A
Table 182. Register 0x12 to 0x13
Subaddress
Register
0x12
Status Register 2.
Read-Only.
Rev. A | Page 77 of 104
Bit Description
STATUS_2[7:0]
. Provides
information about the internal status
of the decoder.
STATUS_2[5:0]
Bit
4
Register Setting
Comments
7
6
5
3
2
1
0
x
MV color striping
detected
MV color striping
type
MV pseudosync
detected
MV AGC pulses
detected
Nonstandard line
length
Fsc frequency
nonstandard
1 = horizontal
lock achieved
1 = Reserved bits
1 = Free Run
mode active
1 = Field length
standard
1 = Swinging
burst detected
1 = Detected
x
0 = Type 2,
1 = Type 3
1 = Detected
x
x
1 = Detected
x
1 = Detected
x
1 = Detected
0x13
x
x
x
Unfiltered
Status Register 3.
Read-Only.
Reserved
x
x
x
x
No function
Blue screen
output
x
STATUS_3[7:0]
. Provides
information about the internal status
of the decoder.
x
Reliable
sequence
Table 183. Register 0x14
Subaddress
0x14
Register
Analog Clamp
Control
Bit Description
Reserved
Bit
4
0
1
Register Setting
Reserved. Set to default.
I sources switched off
I sources enabled
Reserved set to default
Reserved set to default
7
0
6
0
5
0
3
0
2
0
1
1
0
0
CCLEN
. Current clamp enable allows the user to
switch off the current sources in the analog front.
Reserved
Reserved
Table 184. Register 0x15
Subaddress
0x15h
Register
Digital Clamp
Control 1
Bit Description
Reserved
DCT[1:0]
. Digital clamp timing determines the
time constant of the digital fine clamp circuitry.
Bit
4
x
Register Setting
Set to default
Slow (TC = 1 s)
Medium (TC = 0.5 s)
Fast (TC = 0.1 s)
TC dependant on video
Set to default
7
0
6
0
0
1
1
5
0
1
0
1
3
x
2
x
1
x
0
x
Reserved
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