SAA7105E/V1/G.557 NXP Semiconductors, SAA7105E/V1/G.557 Datasheet - Page 44
SAA7105E/V1/G.557
Manufacturer Part Number
SAA7105E/V1/G.557
Description
Manufacturer
NXP Semiconductors
Datasheet
1.SAA7105EV1G.557.pdf
(78 pages)
Specifications of SAA7105E/V1/G.557
Adc/dac Resolution
10b
Screening Level
Commercial
Package Type
LBGA
Pin Count
156
Lead Free Status / RoHS Status
Compliant
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Philips Semiconductors
SAA7104E_SAA7105E_2
Product data sheet
Table 46:
Legend: * = default value after reset.
Table 47:
[1]
Table 48:
Legend: * = default value after reset.
Bit
7 and 6 CCEN[1:0]
5
4 to 0
Subaddress Bit
70h
71h
72h
Bit
7 to 0
Values above 1715 (FISE = 1) or 1727 (FISE = 0) are not allowed.
Symbol
TTXEN
SCCLN[4:0] R/W
Symbol
TTXHS[7:0] R/W
Closed caption, teletext enable register, subaddress 6Fh, bit description
Active Display Window Horizontal (ADWH) start and end registers,
subaddresses 70h to 72h, bit description
TTX request horizontal start register, subaddress 73h, bit description
7 to 0 ADWHS[7:0]
7 to 0 ADWHE[7:0]
7
6 to 4 ADWHE[10:8] R/W
3
2 to 0 ADWHS[10:8] R/W
Symbol
-
-
Rev. 02 — 23 December 2005
Access Value Description
Access Value Description
R/W
R/W
42h*
54h*
00*
01
10
11
0*
1
-
Access Value Description
R/W
R/W
R/W
R/W
start of signal TTXRQ on pin TTXRQ_XCLKO2
(CLK2EN = 0); see
if strapped to PAL
if strapped to NTSC
enables individual line 21 encoding
line 21 encoding off
enables encoding in field 1 (odd)
enables encoding in field 2 (even)
enables encoding in both fields
teletext insertion
disabled
enabled
selects the actual line, where closed caption or extended
data are encoded; line = (SCCLN + 4) for M-systems;
line = (SCCLN + 1) for other systems
SAA7104E; SAA7105E
-
-
0
-
0
-
active display window horizontal start;
defines the start of the active TV display
portion after the border color
active display window horizontal end;
defines the end of the active TV display
portion before the border color
must be programmed with logic 0 to ensure
compatibility to future enhancements
active display window horizontal end;
defines the end of the active TV display
portion before the border color
must be programmed with logic 0 to ensure
compatibility to future enhancements
active display window horizontal start;
defines the start of the active TV display
portion after the border color
Figure 15
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Digital video encoder
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