
Page 102
Epson Research and Development
Vancouver Design Center
S1D13706
Hardware Functional Specification
X31B-A-001-08
Issue Date: 01/11/13
bits 5-4
Panel Data Width Bits [1:0]
These bits select the data width size of the LCD panel.
bit 3
Active Panel Resolution Select
This bit selects one of two panel resolutions when an HR-TFT or D-TFD panel is selected.
This bit has no effect for other panel types.
Note
This bit sets some internal non-configurable timing values for the selected panel. How-
ever, all panel configuration registers (REG[12h] - REG[27h]) still require program-
ming with the appropriate values for the selected panel. For panel AC timing, see
Section 6.4, “Display Interface” on page 56.
bits 1-0
Panel Type Bits[1:0]
These bits select the panel type.
Table 8-5: Panel Data Width Selection
Panel Data Width Bits [1:0]
Passive Panel Data Width
Size
Active Panel Data Width Size
00
4-bit
9-bit
01
8-bit
12-bit
10
16-bit
18-bit
11
Reserved
Reserved
Table 8-6: Active Panel Resolution Selection
Active Panel Resolution
Select Bit
HR-TFT Resolution
D-TFD Resolution
0
160x160
160x240
1
320x240
320x240
Table 8-7: LCD Panel Type Selection
REG[10h] Bits[1:0]
Panel Type
00
STN
01
TFT
10
HR-TFT
11
D-TFD