NJU6535

-7 -

(2-5)

Segment output / General output port selection

This instruction assigns function of output terminal either segment output or general purpose output port

to 4 terminals numbered from 1 to 4 as shown in following table.

No.1 to 4 terminal states

P0

P1

General

output ports

No.1

No.2

No.3

No.4

0

0

0 port

SEG1

SEG2

SEG3

SEG4

0

1

2 ports

P0

P1

SEG3

SEG4

1

0

3 ports

P0

P1

P2

SEG4

1

1

4 ports

P0

P1

P2

P3

(2-6) Display ON / OFF

Display ON / OFF instruction controls the whole Display On / Off.

SC

Function

0

Display On.

1

Display Off.

All segment drivers output OFF waveform.

Common waveform does not change.

(2-7)

Bias selection

This instruction selects a LCD driving bias either 1/3 bias or 1/4 as shown in following table.

DR

Function

0

1/3 bias select

1

1/2 bias select (Connect V1 to V2 terminal)