Epson Research and Development
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Vancouver Design Center
Hardware Functional Specification
S1D13704
Issue Date: 01/02/08
X26A-A-001-04
7.3.5 Single Color 4-Bit Panel Timing
Figure 7-14: Single Color 4-Bit Panel Timing
VDP =
Vertical Display Period
= (REG[06h] bits 1-0, REG[05h] bits 7-0) + 1 Lines
VNDP =
Vertical Non-Display Period
= REG[0Ah] bits 5-0 Lines
HDP =
Horizontal Display Period
= ((REG[04h] bits 6-0) + 1) x 8Ts
HNDP =
Horizontal Non-Display Period
= (REG[08h] + 4) x 8Ts
VDP
FPLINE
FPDAT[7:4]
LINE1
LINE2
LINE3
LINE4
LINE479 LINE480
FPFRAME
LINE1
LINE2
FPLINE
DRDY (MOD)
FPDAT6
FPDAT5
FPDAT4
FPDAT7
DRDY (MOD)
VNDP
1-R1
1-G1
1-B1
1-R2
1-G2
1-B2
1-R3
1-G3
1-B3
1-R4
1-G4
1-B4
1-B319
1-R320
1-G320
1-B320
HDP
HNDP
* Diagram drawn with 2 FPLINE vertical blank period
Example timing for a 640x480 panel
FPSHIFT
*