SAA7205 Philips Semiconductors, SAA7205 Datasheet - Page 42

• Manufacturer Part Number: SAA7205
• Description: MPEG-2 systems demultiplexer
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Table 10 Description of filter modules
Table 11 Explanation of Fig.27
1997 Jan 21
handbook, full pagewidth
Short
Long
Subtitling
Table_id
Reserved
Section length
Section_data_byte
MPEG-2 systems demultiplexer
MODULE
FILTER
SYNTAX
table_id
12 (4 Bytes), detectors 0 to B
4 (7 Bytes), detectors C to F
1 (PES)
reserved
section header
SECTION DETECTORS
(3 bytes)
8-bit section identification field
4 reserved bits; section_syntax_indicator (1 bit), DVB reserved (1 bit), ISO reserved (2 bits)
number of bytes in the section following this 12-bit word
8-bit field carrying section payload information
section length
(DEPTH)
Fig.27 Architecture of long data filters
4 or 7 bytes
of filtering
12 (1 kBytes)
4 (4 kBytes)
1 FIFO, 4 kBytes
BUFFERS (SIZE)
42
DESCRIPTION
section_data_bytes
(max. 4093 bytes)
(max. 4093 bytes)
section payload
0x8000 to 0x81FF; 0x8200 to 0x83FF;
0x8400 to 0x85FF; 0x8600 to 0x87FF;
0x8800 to 0x89FF; 0x8A00 to 0x8BFF;
0x8C00 to 0x8DFF; 0x8E00 to 0x8FFF;
0x9000 to 0x91FF; 0x9200 to 0x93FF;
0x9400 to 0x95FF; 0x9600 to 0x97FF
0x9800 to 0x9FFF; 0xA000 to 0xA7FF;
0xA800 to 0xAFFF; 0xB000 to 0xB7FF
0xF000 to 0xFFFF
RESPECTIVE ADDRESS RANGES
Preliminary specification
SAA7205H
MGG787