Epson Research and Development Page 5
Vancouver Design Center
Programming Notes and Examples S1D13705
Issue Date: 02/01/22 X27A-G-002-03
List of Tables
Table 2-1: S1D13705 Initialization Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 4-1: Recommended LUT Values for 1 Bpp Color Mode . . . . . . . . . . . . . . . . . . . . 17
Table 4-2: Example LUT Values for 2 Bpp Color Mode . . . . . . . . . . . . . . . . . . . . . . . 18
Table 4-3: Suggested LUT Values to Simulate VGA Default 16 Color Palette . . . . . . . . . . . 19
Table 4-4: Suggested LUT Values to Simulate VGA Default 256 Color Palette . . . . . . . . . . . 20
Table 4-5: Recommended LUT Values for 1 Bpp Gray Shade . . . . . . . . . . . . . . . . . . . . 22
Table 4-6: Suggested Values for 2 Bpp Gray Shade . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 4-7: Suggested LUT Values for 4 Bpp Gray Shade . . . . . . . . . . . . . . . . . . . . . . 24
Table 5-1: Number of Pixels Panned Using Start Address . . . . . . . . . . . . . . . . . . . . . . 28
Table 7-1: Default and Alternate Portrait Mode Comparison . . . . . . . . . . . . . . . . . . . . . 42
Table 9-1: HAL Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
List of Figures
Figure 3-1: Pixel Storage for 1 Bpp (2 Colors/Gray Shades) in One Byte of Display Buffer . . . . .12
Figure 3-2: Pixel Storage for 2 Bpp (4 Colors/Gray Shades) in One Byte of Display Buffer . . . . .13
Figure 3-3: Pixel Storage for 4 Bpp (16 Colors/Gray Shades) in One Byte of Display Buffer . . . .13
Figure 3-4: Pixel Storage for 8 Bpp (256 Colors) in One Byte of Display Buffer . . . . . . . . . . .14
Figure 5-1: Viewport Inside a Virtual Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Figure 5-2: 320x240 Single Panel For Split Screen . . . . . . . . . . . . . . . . . . . . . . . . . .31
Figure 7-1: Relationship Between the Default Mode Screen Image and the Image
Refreshed by S1D13705 38
Figure 7-2: Relationship Between the Alternate Mode Screen Image and the Image
Refreshed by S1D13705 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39