UPD16675AP datasheet(14/36 Pages) NEC

Part #	UPD16675AP

Description	1/34, 1/36 DUTY LCD CONTROLLER/DRIVER

PDF	36 Pages

Scroll/Zoom	100%

Manufacturer	NEC [NEC]

Direct Link	http://www.nec.com/

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14 / 36 page

µµµµPD16675A

5.3

Command Register

The command register’s basic configuration is as follows.

b7 b6 b5 b4 b3 b2 b1 b0

Choices

MSB

LSB

Command type (0

×H to B×H)

5.3.1

Reset

All the IC’s commands are initialized. Resetting takes effect only during the internally predetermined time (one

shot).

00100111

MSB

LSB

5.3.2

Display ON/OFF

ON/OFF of the display is controlled.

00001

b2 b1 b0

Choices

000: LCD OFF (SEGn, COMn, PCOMn = VEE)

001: LCD OFF (SEGn, COMn, PCOMn = nonselective waveform)

111: LCD ON

MSB

LSB

5.3.3

Standby

The DC/DC converter is stopped, thus reducing the supply current. The display is placed in the OFF state (SEGn,

COMn = VEE).

00010

b2 b1 b0

Choices

000: Normal operation

001: Standby

(DC/DC converter halt, all display OFFNote )

MSB

LSB

Note SEGn, COMn, PCOMn = VEE

UPD16675AP Datasheet(PDF) 14 Page - NEC

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