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參數(shù)資料
| 型號： | HMP8117CNZ |
| 廠商： | INTERSIL CORP |
| 元件分類： | 顏色信號轉(zhuǎn)換 |
| 英文描述： | NTSC/PAL Video Decoder |
| 中文描述： | COLOR SIGNAL DECODER, PDSO80 |
| 封裝： | PLASTIC, MS-022GB-1, MQFP-80 |
| 文件頁數(shù)： | 26/45頁 |
| 文件大?。?/td> | 552K |
| 代理商： | HMP8117CNZ |
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26
FN4643.3
April 19, 2007
TABLE 18. LUMA PROCESSING REGISTER
SUB ADDRESS = 08
H
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
00
B
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
00
B
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
01
B
1-0
Sharpness
Frequency Select
Specifies the amount of sharpness to be applied per the Sharpness Adjust register 1E
H
.
00 = Bypass sharpness control10 = Maximum gain at color F
SC
01 = Maximum gain at 2.6MHz11 = reserved
00
B
TABLE 19. SLICED VBI DATA ENABLE REGISTER
SUB ADDRESS = 0A
H
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, N
C
) 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, N
C
) PAL
11 = Closed caption enabled for both odd and even fields
00
B
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, N
C
) 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, N
C
) PAL
11 = WSS enabled for both odd and even fields
00
B
3-2
Sliced Teletext
Enable
00 = Teletext disabled10 = Teletext system C enabled
01 = Teletext system B enabled11 = Teletext system D enabled
00
B
1-0
Reserved
00
B
HMP8117
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