PT6520L 查看數據表（PDF） - Princeton Technology

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PT6520L

LCD Driver IC

Princeton Technology 

LCD Driver IC

Tel: 886-2-66296288

Fax: 886-2-29174598

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

PT6520

FUNCTION DESCRIPTION

DISPLAY COMMANDS

(Based on the 80 port MPU; the RD and WR commands differ for the 68 port MPU)

Command

RD WR A0 D7 D6 D5 D4 D3 D2 D1 D0

Function

1

Display

ON/OFF

Switches the entire display ON or

1 0 0 1 0 1 0 1 1 1 0/1 OFF, regardless of the Display

RAM’s data or the internal status. *

2

Display

START Line

1 0 0110

Display START

address (0-31)

Determines the line of RAM data to

be displayed at the display’s top

line (COM0)

3

Page Address

Set

1

0

0101110

Page Sets the page of the Display RAM

(0-3) in the page address register.

Column

4 (segment)

Address Set

1 0 00

Column address

(0-79)

Sets the column address of the

Display RAM in the column

address register.

Read the status.

Busy 1: Busy (internal processing)

0: Ready status

5 Status Read 0 1 0

0

0

0

0

ADC 1: Rightward (forward) output

0: Leftward (reverse) output

ON/OFF 1: Display OFF

0: Display ON

RESET 1: Resetting. 0: Normal

Writes the These commands

6

Write Display

Data

1

01

Write Data

data on the access a

data bus to previously-specified

RAM

address of the Display

Reads data RAM, after which the

from the column address is

7

Read Display

Data

0

11

Read Data

Display incremented by one.

RAM onto

the data

bus.

Used to reverse the

correspondence between the

8 ADC Select

1

0

0

1

0

1

0

0

0

0

0/1

Display RAM’s column address and

segment driver output ports

0: Rightward (forward)output

1: Leftward (reverse) output

Selects normal display operation or

9

Static Drive

ON/OFF

1

0

0

1

0

1

0

0

1

0

0/1

static all-lit drive display operation.

1: Static drive (power save)*

0: Normal display operation

PT6520 V1.6

-8-

February, 2006

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