HMP8116 Datasheet, PDF (35/43 Pages) Intersil Corporation – NTSC/PAL Video Decoder

HMP8116
BIT
NO.
FUNCTION
7-0
Even Field
Caption Data
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
TABLE 41. CLOSED CAPTION_EVEN_A DATA REGISTER
TABLE 42. SUB ADDRESS = 22_H
DESCRIPTION
If even field captioning is enabled and present, this register is loaded with the first eight
bits of caption data on line 281, 284, or 335. Bit 0 corresponds to the first bit of caption
information. Data written to this register is ignored.
RESET
STATE
80_H
TABLE 43. 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 44. 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 45. 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 46. WSS_CRC_ODD DATA REGISTER
SUB ADDRESS = 26_H
DESCRIPTION
RESET
STATE
If odd fiedl 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 opera-
tion. Data written to this register is ignored.
00_B
000000_B
TABLE 47. 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 infor-
mation. Data written to this register is ignored.
RESET
STATE
00_H
35