V6118 View Datasheet(PDF) - EM Microelectronic - MARIN SA

Part Name

Description

MFG CO.

V6118

2, 4 and 8 Mutiplex LCD Driver

EM Microelectronic - MARIN SA 

R

Microprocessor Interface and LCD Blanking

V6118

1) When the microprocessor is reset, the port pin will be configured as an input and so the STR line would float.

The pull-up resistor will ensure that the LCD is blank while the system reset line is active and after until the

port pin is set up by software.

Writing Data to the Display RAM while keeping the LCD Blank

V6118 with External Resistor Divider Bias Generation

Fig. 11

Example set values:

R = 3.3 – 10 kΩ

C = 2.2 – 47 nF

Rx is given by the formula:

Rx = 4R ((VDISP/VLCD)-1) = 10 – 30 kΩ

Copyright © 2004, EM Microelectronic-Marin SA

12

Fig. 12

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