UU9792

Preliminary

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

8 of 15

www.unisonic.com.tw

QW-R125-047.a



DETAILED COMMAND DESCRIPTION

D7 (MSB) is bit for command or data judgment.

C:0—Next Byte is RAM write data

1—Next byte is command

Mode Set

D7 (MSB)

D6

D5

D4

D3

D2

D1

D0 (LSB)

C

1

0

﹡

P3

P2

﹡

﹡

Set display ON and OFF

Setting

P3

Reset initialize condition

Display off

0

○

Display on

1

Display off: Regardless of DDRAM data, all SEGMENT and COMMON output will be stopped. Display off mode

will be finished by Display on.

Display On: SEGMENT and COMMON output will be active and start to read the display data from DDRAM.

Set Bias level

setting

P2

Reset initialize condition

1/3 Bias

0

○

1/2 Bias

1

Refer to LCD driving waveform

Address set (ADSET)

D7 (MSB)

D6

D5

D4

D3

D2

D1

D0 (LSB)

C

0

0

P4

P3

P2

P1

P0

Address data is specified in P [4:0].

The address range can be set as 00000~10011(2).

When the specified address is out of range, the address will be set to “00000”

Display control (DISCTL)

D7 (MSB)

D6

D5

D4

D3

D2

D1

D0 (LSB)

C

0

1

P4

P3

P2

P1

P0

Set Power mode FR

Power save mode FR

P4

P3

Reset initialize condition

Normal mode

0

0

○

Power save mode1

0

1

Power save mode2

1

0

Power save mode3

1

1

*Operation current decrease in

Normal mode > Power save mode1 > Power save mode2 > Power save mode3