PT6547LQ 데이터 시트보기 (PDF) - Princeton Technology

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PT6547LQ

LCD Driver IC with Key Input Function

Princeton Technology 

Tel: 886-2-66296288

Fax: 886-2-29174598

URL: http://www.princeton.com.tw

LCD Driver IC with Key Input Function

PT6547

COMMAND 2: DATA/OUTPUT-2 STATE SETTING COMMANDS

The Data Setting Commands executes the Data Write or Data Read Modes for PT6547. The data

Setting Command, the bit 7 (b6) is given the value of “1” while bit 8 (b7) and bit 6 to bit 5 (b5 to b4) is

given the value of “0”. Please refer to the diagram below.

When power is turned on, the bit 4 to bit 1 (b3 to b0) are given the value of “0”.

MSB

LSB

0 1 0 0 b3 b2 b1 b0

Data Write & Read Mode Setting:

00: Write data to Display RAM

01: Write data to General Purpose Output port

10: Read Key data

11: Segment/Key Scan Output setting

Address Increment Mode Setting (Display Mode):

0: Increment address after data has been written

1: Fixes address

Mode Setting:

0: Normal Operation Mode

PT6547 V1.2

-8-

January, 2006

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