SAA7182A Datasheet, PDF (28/45 Pages) NXP Semiconductors – Digital Video Encoder EURO-DENC2

Philips Semiconductors
Digital Video Encoder (EURO-DENC2)
Preliminary specification
SAA7182A; SAA7183A
Slave Transmitter
Table 38 Slave transmitter (slave address 89H or 8DH)
REGISTER
FUNCTION
SUBADDRESS
D7
DATA BYTE
D6
D5
D4
D3
D2
Status byte
−
VER2 VER1 VER0 CCRDO CCRDE 0
D1
FSEQ
D0
O_E
Table 39 No subaddress
DATA BYTE
VER
CCRDO
CCRDE
FSEQ
O_E
LOGIC LEVEL
DESCRIPTION
−
Version identification of the device. It will be changed with all versions of the IC that
have different programming models. Current Version is 001 binary.
1
Closed caption bytes of the odd field have been encoded.
0
The bit is reset after information has been written to the subaddresses 67 and 68. It
is set immediately after the data has been encoded.
1
Closed caption bytes of the even field have been encoded.
0
The bit is reset after information has been written to the subaddresses 69 and 6A.
It is set immediately after the data has been encoded.
1
During first field of a sequence (repetition rate: NTSC = 4 fields, PAL = 8 fields,
SECAM = 12 fields.
0
Not first field of a sequence.
1
During even field.
0
During odd field.
1996 Oct 02
28