SED1374 Datasheet, PDF (119/420 Pages) Epson Company – SED1374 Embedded Memory Color LCD Controller

Epson Research and Development
Vancouver Design Center
Page 23
Gray Shade Modes
1 Bpp Gray Shade (Black-and-White)
In 1 bpp gray shade mode only the first two entries of the green LUT are used. All other
LUT entries are unused.
Table 4-9: Recommended LUT Values for 1 Bpp Gray Shade
Address
Red
00
00
01
0F
02
00
...
00
0F
00
Green
00
0F
00
00
00
Blue
00
0F
00
00
00
Normally unused entries
2 Bpp Gray Shade
In 2 bpp gray shade mode the first four green elements are used to provide values to the
panel. The remaining indices are unused.
Table 4-10: Suggested Values for 2 Bpp Gray Shade
Index
0
1
2
3
4
...
F
Red
Green
Blue
00
00
00
05
05
05
0A
0A
0A
0F
0F
0F
00
00
00
00
00
00
00
00
00
Normally unused entries
Programming Notes and Examples
Issue Date: 99/04/27
SED1374
X26A-G-002-02