SAA7108AE Datasheet, PDF (129/208 Pages) NXP Semiconductors – HD-CODEC

NXP Semiconductors
SAA7108AE; SAA7109AE
HD-CODEC
11.1.3 Slave transmitter
Table 135. Status byte register, subaddress 00h, bit description
Bit Symbol Access Value Description
7 to 5 VER[2:0] R
101 version identification of the device: it will be changed with all
versions of the IC that have different programming models;
current version is 101 binary
4
CCRDO R
1
set immediately after the closed caption bytes of the odd field
have been encoded
0
reset after information has been written to the
subaddresses 67h and 68h
3
CCRDE R
1
set immediately after the closed caption bytes of the even field
have been encoded
0
reset after information has been written to the
subaddresses 69h and 6Ah
2
-
R
0
-
1
FSEQ R
1
during first field of a sequence (repetition rate:
NTSC = 4 fields, PAL = 8 fields)
0
not first field of a sequence
0
O_E
R
1
during even field
0
during odd field
Table 136. Slave transmitter (slave address 89h)
Register
function
Subaddress Data byte
D7
D6
D5 D4
D3
D2 D1 D0
Status byte 00h
VER2 VER1 VER0 CCRDO CCRDE 0
FSEQ O_E
Chip ID
1Ch
CID7 CID6 CID5 CID4 CID3 CID2 CID1 CID0
FIFO status 80h
0
0
0
0
0
0
OVFL UDFL
Table 137. Chip ID register, subaddress 1Ch, bit description
Bit Symbol Access Value Description
7 to 0 CID[7:0] R
chip ID
04h SAA7108AE
05h SAA7109AE
SAA7108AE_SAA7109AE_3
Product data sheet
Rev. 03 — 6 February 2007
© NXP B.V. 2007. All rights reserved.
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