saa7114 NXP Semiconductors, saa7114 Datasheet - Page 95

• Manufacturer Part Number: saa7114
• Description: Pal/ntsc/secam Video Decoder With Adaptive Pal/ntsc Combfilter, Vbi-data Slicer And High Performance Scaler
• Manufacturer: NXP Semiconductors

Philips Semiconductors
SAA7114_3
Product data sheet
[1]
Table 57:
The polarity of any signal on RTS1 can be inverted via RTP1[11h[6]].
[1]
RTS1 output
3-state
Constant LOW
CREF (13.5 MHz toggling pulse; see
CREF2 (6.75 MHz toggling pulse; see
HL; horizontal lock indicator
VL; vertical and horizontal lock:
DL; vertical and horizontal lock and color detected:
Reserved
HREF, horizontal reference signal; indicates 720 pixels
valid data on the expansion port. The positive slope
marks the beginning of a new active line. HREF is also
generated during the vertical blanking interval
(see
HS:
HQ; HREF gated with VGATE
Reserved
V123; vertical sync (see vertical timing diagrams
Figure 24
VGATE; programmable via VSTA[8:0] 17h[0] 15h[7:0],
VSTO[8:0] 17h[1] 16h[7:0] and VGPS[17h[2]]
Reserved
FID; position programmable via
VSTA[8:0] 17h[0] 15h[7:0]; see vertical timing diagrams
Figure 24
HL = 0: unlocked
HL = 1: locked
VL = 0: unlocked
VL = 1: locked
DL = 0: unlocked
DL = 1: locked
Programmable width in LLC8 steps via
HSB[7:0] 06h[7:0] and HSS[7:0] 07h[7:0]
Fine position adjustment in LLC2 steps via
HDEL[1:0] 11h[5:4] (see
Function of HL is selectable via HLSEL[13h[3]]:
a) HLSEL = 0: HL is standard horizontal lock indicator.
b) HLSEL = 1: HL is fast horizontal lock indicator (use is not recommended for sources with unstable
Function of HL is selectable via HLSEL[13h[3]]:
HLSEL = 0: HL is standard horizontal lock indicator.
HLSEL = 1: HL is fast horizontal lock indicator (use is not recommended for sources with unstable timebase
e.g. VCRs).
Figure
timebase e.g. VCRs).
and
and
RT signal control: RTS1 output; 12h[7:4]
26).
Figure
Figure 25
25)
Rev. 03 — 17 January 2006
Figure
[1]
:
26)
Figure
Figure
26)
26)
RTSE13 RTSE12 RTSE11 RTSE10
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PAL/NTSC/SECAM video decoder
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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SAA7114
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