EA DOGM128-6

Page 6

ELECTRONIC ASSEMBLY reserves

the right to change specifications

without prior notice. Printing and

typographical

errors

reserved.

INITIALISATION EXAMPLE

Internal contrast voltage generator (single supply +3.0V / +3.3V)

INITIALISATION EXAMPLE

External contrast voltage (dual power supply)

Initialisation example for single supply +3.3V (bottom view)

Command

A0

D7

D6

D5

D4

D3

D2

D1

D0

Hex

Remark

(2) Display start line set

0

0

1

0

0

0

0

0

0

$40

Display start line 0

(8) ADC set

0

1

0

1

0

0

0

0

1

$A1 ADC reverse *)

(15) Common output mode select

0

1

1

0

0

0

0

0

0

$C0 Normal COM0~COM63

(9) Display normal/reverse

0

1

0

1

0

0

1

1

0

$A6 Display normal

(11) LCD bias set

0

1

0

1

0

0

0

1

0

$A2 Set bias 1/9 (Duty 1/65)

(16) Power control set

0

0

0

1

0

1

1

1

1

$2F Booster, Regulator and Follower on

(20) Booster ratio set

0

1

1

1

1

1

0

0

0

$F8

Set internal Booster to 4x

0

0

0

0

0

0

0

0

$00

(17) V0 voltage regulator set

0

0

0

1

0

0

1

1

1

$27

Contrast set

(18) Electronic volume mode set

0

1

0

0

0

0

0

0

1

$81

0

0

0

1

0

1

1

0

$16

(19) Static indicator set

0

1

0

1

0

1

1

0

0

$AC

No indicator

0

0

0

0

0

0

0

0

$00

(1) Display ON/OFF

0

1

0

1

0

1

1

1

1

$AF Display on

*) Make sure that for 6:00 viewing direction ADC has to be set to „reverse“ (mirrored layout) !

Orientation for 6:00 (Bottom View)

Initialisation example for dual power supply (bottom view)

Command

A0

D7

D6

D5

D4

D3

D2

D1

D0

Hex

Remark

(2) Display start line set

0

0

1

0

0

0

0

0

0

$40

Display start line 0

(8) ADC set

0

1

0

1

0

0

0

0

1

$A1

ADC reverse *)

(15) Common output mode select

0

1

1

0

0

0

0

0

0

$C0

Normal COM0~COM63

(9) Display normal/reverse

0

1

0

1

0

0

1

1

0

$A6

Display normal

(11) LCD bias set

0

1

0

1

0

0

0

1

0

$A2

Set bias 1/9 (Duty 1/65)

(16) Power control set

0

0

0

1

0

1

0

1

1

$2B

Booster off, Regulator, Follower

on

(17) V0 voltage regulator set

0

0

0

1

0

0

1

1

1

$27

Contrast set

(18) Electronic volume mode set

0

1

0

0

0

0

0

0

1

$81

0

0

0

1

0

1

1

0

$16

(19) Static indicator set

0

1

0

1

0

1

1

0

0

$AC

No indicator

0

0

0

0

0

0

0

0

$00

(1) Display ON/OFF

0

1

0

1

0

1

1

1

1

$AF

Display on

*) Make sure that for 6:00 viewing direction ADC has to be set to „reverse“ (mirrored layout) !