SUB ADDRESS = 08H BIT NO. FUNCTION DESCRIP" />
參數(shù)資料
型號： HMP8117CNZ
廠商： Intersil
文件頁數(shù)： 19/45頁
文件大小： 0K
描述： IC VIDEO DECODER NTSC/PAL 80PQFP
標準包裝： 66
類型： 視頻解碼器
應(yīng)用： 視頻
電壓 - 電源，模擬： 4.75 V ~ 5.25 V
電壓 - 電源，數(shù)字： 4.75 V ~ 5.25 V
安裝類型： 表面貼裝
封裝/外殼： 80-BQFP
供應(yīng)商設(shè)備封裝： 80-QFP（14x20）
包裝： 托盤
26
FN4643.4
July 29, 2009
TABLE 18. LUMA PROCESSING REGISTER
SUB ADDRESS = 08H
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7-6
Y Filtering
Select
The chroma trap filter may be used to remove any residual color subcarrier information from the
Y channel. During S-video operation, it should be disabled. During PAL operation, it should be
enabled. The 3MHz low-pass filter may be used to remove high-frequency noise.
00 = No filtering
01 = Enable chroma trap filter
10 = Enable 3.0MHz low-pass filter
11 = reserved
00B
5-4
Black Level Y
Coring Select
Coring may be used to reduce low-level noise around black in the Y signal.
00 = No coring
01 = 1 code coring
10 = 2 code coring
11 = 3 code coring
00B
3-2
High Frequency Y
Coring Select
Coring may be used to reduce high-frequency low-level noise in the Y signal.
00 = No coring
01 = 1 code coring
10 = 2 code coring
11 = 3 code coring
01B
1-0
Sharpness
Frequency Select
Specifies the amount of sharpness to be applied per the Sharpness Adjust register 1EH.
00 = Bypass sharpness control10 = Maximum gain at color FSC
01 = Maximum gain at 2.6MHz11 = reserved
00B
TABLE 19. SLICED VBI DATA ENABLE REGISTER
SUB ADDRESS = 0AH
BIT
NO.
FUNCTION
DESCRIPTION
RESET
STATE
7-6
Sliced
Closed Captioning
Enable
00 = Closed caption disabled
01 = Closed caption enabled for odd fields: line 21 for NTSC, line 18 for (M) PAL, or line 22 for
(B, D, G, H, I, N, NC) PAL
10 = Closed caption enabled for even fields: line 284 for NTSC, line 281 for (M) PAL, or line 335
for (B, D, G, H, I, N, NC) PAL
11 = Closed caption enabled for both odd and even fields
00B
5-4
Sliced
WSS Enable
00 = WSS disabled
01 = WSS enabled for odd fields: line 20 for NTSC; line 17 for (M) PAL, or line 23 for (B, D, G, H,
I, N, NC) PAL
10 = WSS enabled for even fields: line 283 for NTSC, line 280 for (M) PAL, or line 336 for (B, D,
G, H, I, N, NC) PAL
11 = WSS enabled for both odd and even fields
00B
3-2
Sliced Teletext
Enable
00 = Teletext disabled10 = Teletext system C enabled
01 = Teletext system B enabled11 = Teletext system D enabled
00B
1-0
Reserved
00B
HMP8117
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