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What causes a segment too flicker

Posted: Thu Jun 27, 2019 8:59 pm
by quickturn
What causes a segment LCD display to flicker?????

Re: What causes a segment too flicker

Posted: Thu Jul 11, 2019 9:56 pm
by focus
Most Segment displays use a 4:1 mux or a 1:1 mux. If the frequency is not optimized, it will flicker. Segment displays have a refresh rate of around 25%.

Some segment displays have a spi or I2C interface which monitor the refresh rate and avoids the flicker.