HD44780U Datasheet, PDF(28/59 Page) Hitachi Semiconductor – Dot Matrix Liquid Crystal Display Controller/Driver

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HD44780U Datasheet, PDF (28/59 Pages) Hitachi Semiconductor – Dot Matrix Liquid Crystal Display Controller/Driver

◁

HD44780U

Clear

display

Return

home

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0000000001

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0 0 0 0 0 0 0 0 1 * Note: * Donât care.

Entry

mode set

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0 0 0 0 0 0 0 1 I/D S

Display

on/off control

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0 0 0 0 0 0 1DCB

Cursor or

display shift

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0 0 0 0 0 1 S/C R/L * * Note: * Donât care.

Function set

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0 0 0 0 1 DL N F * *

Set CGRAM

address

Code

RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0

0 0 0 1 AAAAAA

Higher

Lower

order bit order bit

Figure 11 Instruction (1)

28

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