Figure 3. Video Input Timing Diagram; Table 4. Video Input Descriptions - Planar ICEBrite EL Display EL552.256-Q2 Operation Manual

The end of the top line of a frame is marked by VS, vertical sync signal as shown
in Figure 3. The end of each row of data is marked by HS.
Horizontal Timing
HS
VCLK
VID 0-3
Vertical Timing
VS
HS

Figure 3. Video Input Timing Diagram

Timing is compatible with LCD graphics controllers such as the SMOS and C&T
display controllers.

Table 4. Video Input Descriptions

Num
1
2
3
4
5
6
7
8
9
10
11
12
EL552.256-Q2 Operations Manual (OM410-00)
9
1
First Line
VID Data
Description
HS high time
HS hold after VCLK
HS setup to VCLK
VID setup to VCLK
VID hold from VCLK
Video clock period
VCLK rise, fall time
VCLK low width
VCLK high width
VS setup to HS
VS hold after HS
HS period
VS period
Frame Rate
3
4
Pixels: w x y z
10
11
2
Symbol Min. Typ.
tHSh 20
tHShd 20
tHSsu 20
tVIDsu 20
tVIDhd 20
tVCLK 100
tVCLKrf
tVCLKl 15
tVCLKh 15
tVSsu 140
tVShd 140
tHS 32.5
tVS 256
fVS 50
6
5
7
8
Pixels: a b c d
Max. Units
nsec
nsec
nsec
nsec
nsec
nsec
15 nsec
nsec
nsec
nsec
nsec
nsec
usec
tHS
120 Hz
7