Page 64
Epson Research and Development
Vancouver Design Center
S1D13504
Hardware Functional Specification
X19A-A-002-19
Issue Date: 01/11/06
7.4.3 Single Monochrome 4-Bit Panel Timing
Figure 7-19: Single Monochrome 4-Bit Panel Timing
VDP =
Vertical Display Period
= (REG[09h] bits [1:0], REG[08h] bits [7:0]) + 1
VNDP =
Vertical Non-Display Period
= (REG[0Ah] bits [5:0]) + 1
HDP =
Horizontal Display Period
= ((REG[04h] bits [6:0]) + 1)*8Ts
HNDP =
Horizontal Non-Display Period
= ((REG[05h] bits [4:0]) + 1)*8Ts
VDP
FPLINE
FPSHIFT
LINE1
LINE2
LINE3
LINE4
LINE239 LINE240
FPFRAME
LINE1
LINE2
FPLINE
MOD
1-2
1-6
1-318
1-3
1-7
1-319
1-4
1-8
1-320
1-1
1-5
1-317
MOD
VNDP
HDP
HNDP
* Diagram drawn with 2 FPLINE vertical blank period
Example timing for a 320x240 panel
UD[3:0], UD[3:0]
UD2
UD1
UD0
UD3