參數(shù)資料
型號(hào): SDA9401
廠商: Electronic Theatre Controls, Inc.
英文描述: Scan Rate Converter using Embedded DRAM Technology Units
中文描述: 掃描頻率轉(zhuǎn)換器采用嵌入式DRAM技術(shù)股
文件頁(yè)數(shù): 49/69頁(yè)
文件大?。?/td> 1142K
代理商: SDA9401
Micronas
49
Preliminary Data Sheet
SDA 9401
6.8.4 Detailed description
Default values are underlined.
Subaddress 00
Bit
Name
Function
D7...D6
FORMAT
Input format:
11: full CCIR 656
10: CCIR 656 only data, H- and V-sync according CCIR656
01: CCIR 656 only data, H- and V-sync according PAL/NTSC
00: 4:2:2
Field polarity inversion:
1: Field A=1, Field B=0
0: Field A=0, Field B=1
Input filtering of the incoming field signal:
1: on
0: off
Picture insert mode (see VERWIDTH, VERPOS, HORWIDTH, HORPOS):
1: on
0: off
Number of not active pixels from external HIN to the input data in system
clocks of CLK1:
Number(HIN to input data) = (NAPIPDL*4+NAPIPPH+8) [NAPIPPH = 0]
D5
FIEINV
D4
VCRMODE
D3
PIMODE
D2...D1
NAPIPPH
(LSBs of
NAPLIP)
D0
TWOIN
Chrominance input format:
1: 2’s complement input (-128...127)
0: unsigned input (0...255)
inside the SDA 9401 the data are always processed as unsigned data
Subaddress 01
Bit
Name
Function
D7...D2
VINDEL
VIN input delay:
Delay(VIN to internal V-sync) = (128 * VINDEL + 1)*Tclk1 [VINDEL = 0]
VIN polarity:
1: low active
0: high active
HIN polarity:
1: low active
0: high active
D1
VINPOL
D0
HINPOL
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