SSD1820A View Datasheet(PDF) - Solomon Systech

Part Name

Description

Manufacturer

SSD1820A

LCD Segment / Common Driver with Controller

Solomon Systech  

LCD Panel Driving Waveform

The following is an example of how the Common and Segment

drivers may be connected to a LCD panel. The waveforms shown in

Figure 8a and 7b illustrate the desired multiplex scheme with N-line

Inversion feature is disabled (default).

COM0

COM1

COM2

COM3

COM4

COM5

COM6

COM7

Figure 8a. LCD Display Example “0”

TIME SLOT

1 2 3 4 5 6 7 8 9 ...

*

N

1

2

3

4

5

6

7

8

9

...

*

N

1

2

3

4

5

6

7

8

9

...

*

N

1

2

3

4

5

6

7

8

9

...

N*

COM0

VL6

VL5

VL4

VL3

VL2

VSS

COM1

VL6

VL5

VL4

VL3

VL2

VSS

SEG0

SEG1

M

VL6

VL5

VL4

VL3

VL2

VSS

VL6

VL5

VL4

VL3

VL2

VSS

* Note : N is the number of multiplex ratio including Icon line if it is enabled, N is equal to 64/80 on POR.

Figure 8b. LCD Driving Signal from SSD1820A/SSD1821

SOLOMON

REV 1.4 SSD1820A/21

01/03

17

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