HD66750 Datasheet, PDF (30/96 Pages) Hitachi Semiconductor – 128 x 128-dot Graphics LCD Controller/Driver with Four-grayscale Functions

HD66750/1
R/W RS DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 1 * * * * * * * * * * * I/D AM1 AM0 LG1 LG0
0 1 * * * * * * * * * * * * * RT2 RT1 RT0
Figure 9 Entry Mode and Rotation Instructions
Write data sent
from the
microcomputer
(DB15Ð0)
Rotation
(RT2Ð0 = 001)
DB15 DB14 DB13 DB12 DB11 DB10 DB9 DB8 DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 00 1 1 10 0 11 1 00 0 11
01 11 0 01 1 1 00 01 10 0
Logical operation
(LG1Ð0)
Write data mask*
(WM15Ð0)
Logical operation
LG1Ð0 = 00: Replace
LG1Ð0 = 01: ORed
LG1Ð0 = 10: ANDed
LG1Ð0 = 11: EORed
Write data mask (WM15Ð0)
CGRAM
Note: The write data mask (WM15Ð0) is set by the register in the RAM Write Data Mask section.
Figure 10 Logical Operation and Rotation for the CGRAM
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