7. FACTORY PRESET TIMINGS
7.1
TIMING
DIAGRAM
TIMING OF INPUT SIGNALS NOMINAL INPUT LEVEL SPECIFICATION.
INPUT LEVEL
ANALOG VIDEO
RGB: 0.7V
±
3db
SYNC:
H.V.
SEPARATE
SYNC
TTL COMPATIBLE H.V. COMPOSITA SYNC
LOW (0)
0V MIN. 0.65V MAX.
HIGH
(1)
2.40V
MIN.
3.5V
NOM. 5.5V
MAX.
TIMING OF INPUT SIGNALS
A:
H-TOTAL
TIME O:
V-TOTAL
TIME
B:
H-SYNC
PULSE
WIDTH
P:
V-SYNC
PULSE
WIDTH
C:
H-BACK
PORCH
Q:
V-BACK
PROCH
D:
H-DISPLAY
TIME
R:
V-DISPLAY
TIME
E:
H-FRONT
PORCH
S:
V-FRONT
PORCH
VIDEO
C
D
E
B
A
VIDEO
Q
R
S
P
O
VERTICAL
10
ViewSonic
Corporation
Co
nfidential
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