HMP8117_07 Datasheet, PDF (34/45 Pages) Intersil Corporation – NTSC/PAL Video Decoder

HMP8117
BIT
NO.
15-8
FUNCTION
Even Field
Caption Data
BIT
NO.
FUNCTION
7-0
Odd Field
WSS Data
BIT
NO.
15-14
13-8
FUNCTION
Reserved
Odd Field
WSS Data
BIT
NO.
FUNCTION
7-6
Reserved
5-0
Odd Field
WSS CRC Data
BIT
NO.
FUNCTION
7-0
Even Field
WSS Data
BIT
NO.
15-14
13-8
FUNCTION
Reserved
Even Field
WSS Data
TABLE 45. CLOSED CAPTION_EVEN_B DATA REGISTER
SUB ADDRESS = 23_H
DESCRIPTION
If even field captioning is enabled and present, this register is loaded with the second eight bits
of caption data on line 281, 284, or 335. Data written to this register is ignored.
RESET
STATE
80_H
TABLE 46. WSS_ODD_A DATA REGISTER
SUB ADDRESS = 24_H
DESCRIPTION
If odd field WSS is enabled and present, this register is loaded with the first eight bits of WSS
information on line 17, 20, or 23. Bit 0 corresponds to the first bit of WSS information. Data written
to this register is ignored.
RESET
STATE
00_H
TABLE 47. WSS_ODD_B DATA REGISTER
SUB ADDRESS = 25_H
DESCRIPTION
If odd field WSS is enabled and present, this register is loaded with the second six bits of WSS
information on line 17, 20, or 23. Data written to this register is ignored.
RESET
STATE
00_B
000000_B
TABLE 48. WSS_CRC_ODD DATA REGISTER
SUB ADDRESS = 26_H
DESCRIPTION
If odd field WSS is enabled and present during NTSC operation, this register is loaded with the
six bits of CRC information on line 20. It is always a “000000” during PAL operation. Data written
to this register is ignored.
RESET
STATE
00_B
000000_B
TABLE 49. WSS_EVEN_A DATA REGISTER
SUB ADDRESS = 27_H
DESCRIPTION
If even field WSS is enabled and present, this register is loaded with the first eight bits of WSS
information on line 280, 283, or 336. Bit 0 corresponds to the first bit of WSS information. Data
written to this register is ignored.
RESET
STATE
00_H
TABLE 50. WSS_EVEN_B DATA REGISTER
SUB ADDRESS = 28_H
DESCRIPTION
If even field WSS is enabled and present, this register is loaded with the second six bits of WSS
information on line 280, 283, or 336. Data written to this register is ignored.
RESET
STATE
00_B
000000_B
34
FN4643.3
April 19, 2007