EM62100AGH datasheet(47/60 Pages) EMC

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EM62100

65 COM/132 SEG STN LCD Driver

Product Specification (V1.1) 09.13.2005

•••• 41

(This specification is subject to change without further notice)

7.2.27 N-line Inversion (Double Byte Command)

This command allows adjustments on the number of scan lines for liquid crystal display

inversion. It is a two-byte command used in pair and the Number of Line Set command

must be issued after the N-Line Inversion Set command.

7.2.27.1 N-Line Inversion Set

When this command is input, no other command except for the Number of Line Set

command can be used.

RDB

WRB

Hex

85H

7.2.27.2 Number of Line Set

This command is used to set five bits of data to the N-Line inversion register. Once the

Number of Line Set command has been issued to set data into the register, then the

N-Line inversion will affect the LCD display.

RDB

WRB

D0 Hex

Line

Inversion

00H

1 line

01H

2 lines

1FH

32 lines

NOTE

The number of inversed scan line = register setting value + 1.

When Partial Duty = 1/9 or 1/17, the N-line inversion function is released and

the LCD display scan line is back to frame inversion status.

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