HD66710 Datasheet, PDF (39/73 Pages) Hitachi Semiconductor – (Dot Matrix Liquid Crystal Display Controller/Driver)

Set DDRAM
address
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
RE = 0 ^{0 0 1 A A A A A A A}
Set SEGRAM
address
Highest
order bit
Lowest
order bit
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
RE = 1 _{0 0 1 HS2 HS1 HS0 * A A A}
Read busy flag
and address
Code
RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
0 1 BF A A A A A A A
Highest
order bit
Lowest
order bit
Figure 15 Character Width Control (cont)
HD66710
329