FN7009.8 November 12, 2010 TABLE 3. MODE CONTROL TRUTH TABLE (see also Table 2 for hardware over-ride) MODE CTRL EnTri Level EnBi Level EnHin V" />
參數(shù)資料
型號: EL4511CU
廠商: Intersil
文件頁數(shù): 14/24頁
文件大?。?/td> 0K
描述: IC VID SYNC SEPARATR HDTV 24QSOP
標(biāo)準(zhǔn)包裝: 55
類型: 同步分離器
應(yīng)用: HDTV,投影儀,機(jī)頂盒
安裝類型: 表面貼裝
封裝/外殼: 24-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 24-QSOP
包裝: 管件
21
FN7009.8
November 12, 2010
TABLE 3. MODE CONTROL TRUTH TABLE
(see also Table 2 for hardware over-ride)
MODE
CTRL
EnTri
Level
EnBi
Level
EnHin
Vin
TriLevel
Priority
Hin
Priority
HinVin
Only
Reg 1
b5 b4 b3
0 0 0
1
0
0 0 1
1
0
1
0
0 1 0
1
0
0 1 1
1
0
1
0
1 0 0
0
1
0
1 0 1
0
1
0
1 1 0
0
1
0
1
0
1 1 1
0
1
0
1
EnTriLevel, EnBiLevel and EnHinVin; these enable tri-level sync
detection, two-level sync detection and separate H/V (VGA) sync
detection, respectively.
Other signals used to prioritize tri-level syncs (TriLevPriority),
separate H/V (Hin Priority), or to only allow signals from
HIN/VERTIN (HinVinOnly).
TABLE 4. ACQUISITION CONTROL SIGNALS
REGISTER
BIT
SIGNAL
NAME
DESCRIPTION
8
3
En50Slice
1 = Sample and Hold front
end is in use
8
1
Progressive
1 = Progressive scan
detected
8
0
Tri-Level
Detected
1 = Tri-Level syncs detected
9
5
ENLEVEL
BLANKING
1 = VLEVEL is available
when system is not locked
9
4
ENLEVEL
1 = Disable VLEVEL Output
9
2
ENALOS
1 = Analog loss of signal not
used in lock indication.
14
5
SYNCLOCK Same information as
SYNCLOCK pin 3
16
4
RateLocked
Line rate is locked
16
3
ALOS
Sync Amplitude is below
minimum
EL4511
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