參數(shù)資料
型號(hào): VCT3801A
廠商: MICRONAS SEMICONDUCTOR HOLDING AG
英文描述: Video/Controller/Teletext IC Family
中文描述: 視頻/控制/圖文電視IC系列
文件頁數(shù): 41/172頁
文件大小: 2243K
代理商: VCT3801A
ADVANCE INFORMATION
VCT 38xxA
Micronas
41
h’14e
Status of automatic standard recognition
bit[0]
1
error of the vertical standard (neither 50 nor 60 Hz)
bit[1]
1
detected standard is disabled
bit[2]
1
search active
bit[3]
1
search terminated, but failed
bit[4]
1
no color found
bit[5]
1
standard has been switched (since last reset of this
flag with bit[11] of asr_enable)
bit[4:0]
00000
all ok
00001
search not started, because vwin error detected
(no input or SECAM L)
00010
search not started, because detected vert. standard
not enabled
0x1x0
search started and still active
01x00
search failed (found standard not correct)
01x10
search failed, (detected color standard not enabled)
10000
no color found (monochrome input or switch betw.
CVBS/SVHS necessary)
0
ASR_STATUS
VWINERR
DISABLED
BUSY
FAILED
NOCOLOR
SWITCH
h’21
Input select:
bit[1:0]
writing to this register will also initialize the standard
luma selector
VIN1
VIN2
VIN3
VIN4
chroma selector
CIN1
CIN2
IF compensation
off
6 dB/Okt
12 dB/Okt
10 dB/MHz only for SECAM
chroma bandwidth selector
narrow
normal
broad
wide
adaptive/fixed SECAM notch filter
enable luma lowpass filter
hpll speed
no change
terrestrial
vcr
mixed
status bit, write 0, this bit is set to 1 to indicate
operation complete.
00
01
10
11
bit[2]
0
1
bit[4:3]
00
01
10
11
bit[6:5]
00
01
10
11
0/1
0/1
bit[7]
bit[8]
bit[10:9]
00
01
10
11
bit[11]
00
0
00
01
INSEL
VIS
CIS
IFC
CBW
FNTCH
LOWP
HPLLMD
h’22
Available for versions with panorama scaler only!
picture start position, this register sets the start point of active video,
this can be used e.g. for panning. The setting is updated when ’sdt’
register is updated.
0
SFIF
h’23
luma/chroma delay adjust. The setting is updated when ’sdt’ register is
updated.
bit[5:0]
reserved, set to zero
bit[11:6]
luma delay in clocks, allowed range is +1 ...
7
0
LDLY
FP Sub-
address
Function
Default
Name
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