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Table 16 Initialization by instruction, 8-bit interface (note 1)

Note

1. X = don’t care.

STEP

DESCRIPTION

power-on or unknown state

|

|

RS

R/W

DB7

DB6

DB5

DB4

DB3

DB2

DB1

DB0

BF cannot be checked before this instruction

0

0

0

0

1

1

X

X

X

X

function set (interface is 8 bits long)

|

wait 2 ms

|

RS

R/W

DB7

DB6

DB5

DB4

DB3

DB2

DB1

DB0

BF cannot be checked before this instruction

0

0

0

0

1

1

X

X

X

X

function set (interface is 8 bits long)

|

wait more than 40

µs

|

RS

R/W

DB7

DB6

DB5

DB4

DB3

DB2

DB1

DB0

BF cannot be checked before this instruction

0

0

0

0

1

1

X

X

X

X

function set (interface is 8 bits long)

|

|

BF can be checked after the following instructions; when BF is not checked,

the waiting time between instructions is the specified instruction time

(see Table 4)

RS

R/W

DB7

DB6

DB5

DB4

DB3

DB2

DB1

DB0

function set (interface is 8 bits long); specify the number of display lines

0000110

M

0

H

0

0

0

0

0

0

1

0

0

0

display off

0

0

0

0

0

0

0

0

0

1

clear display

0

0

0

0

0

0

0

1

I/D

S

entry mode set

|

Initialization ends