EL480.240-PR2/PR3 Users Manual
9
Table 4. Video Input Descriptions.
Num
Description
Symbol
Min.
Typ.
Max.
Units
1
HS high time
tHSh
100
nsec
2
HS low time
tHSl
120
tVCLK
3
HS to VCLK
tHSsu
130
nsec
4
VID setup to VCLK
tVIDsu
50
nsec
5
VID hold from VCLK
tVIDhd
50
nsec
6
Video clock period
tVCLK
140
nsec
VCLK rise, fall time
tVCLKrf
10
15
nsec
7
VCLK low width
tVCLKl
15
70
nsec
8
VCLK high width
tVCLKh
15
70
nsec
9
VS high setup to HS low
tVShsu
140
nsec
10
VS hold after HS
tVShd
140
nsec
11
VS low setup to HS high
tVSlsu
140
nsec
12
HS period
tHS
34
µsec
VS period
tVS
242
tHS
Frame Rate
fVS
50
120
Hz
Input signals VID0 through VID3 contain the video data for the screen. Pixel
information is supplied from left to right and from top to bottom four pixels at
a time. Video data for one row is latched on the fall of HS.
a b c d
e f g h
i j k l
m n o p
EL Panel
(Front)
w x y z
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
w
x
y
z
VID3
VID2
VID1
VID0
Row 1
Figure 3. Pixel Location versus Sequence of Data.