z86131 ZiLOG Semiconductor, z86131 Datasheet - Page 23

• Manufacturer Part Number: z86131
• Description: Ntsc Line 21 Decoder
• Manufacturer: ZiLOG Semiconductor

ZiLOG
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The Z86129/130/131 is initialized on RESET to the follow-
ing default conditions:
DS007200-TVX0199
Display
Mode
CC1
CC2
CC3
CC4
T1
T2
T3
T4
XDSF
XDSG
OSD
Vertical Lock Source: Video or External V
XDS Data Output, Raw or Filtered
H Lock Source: Video or External HIN
Display Data
L21 Closed Captions
L21 Closed Captions
L21 Closed Captions
L21 Closed Captions
L21 TEXT
L21 TEXT
L21 TEXT
L21 TEXT
XDS
XDS
User
Serial Port
Table 12. Z86129 Display Modes
DeÞned
via
NTSC
Field
1 (odd)
1
2 (even)
2
1
1
2
2
2
2
IN
Language
I
II
I
II
I
II
I
II
N/A
N/A
P R E L I M I N A R Y
In addition to the programmable features just listed, the
Z86129 offers a choice of eleven display modes for user se-
lection.
Parameter
Display Channel
Decoder
TEXT Size
Lines/Row
Background
EIAÐ608 Extended Attributes ON
Data Outputs
Video Standard
Data Outputs
VCO Lock
BOX Timing
Vertical Lock
V
Horizontal Lock
Color/Mono
OSD Display
IN
/INTRO
Table 13. RESET Default Conditions
Reset Condition
CC1
OFF
15 rows
13
BOX
OFF
NTSC
OFF
Video
13.5usec
Video
INTRO & Disabled
Video
Color
Drop
lines/row
NTSC Line 21 Decoder
Z86129/130/131
Shadow
15
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