Do character LCDs still require a negative voltage?

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conceptdesigns
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Joined: Tue Feb 20, 2018 11:07 pm

Do character LCDs still require a negative voltage?

Post by conceptdesigns »

Do character LCDs still require a negative voltage for cold temp operation?
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LCD_Designs
Posts: 262
Joined: Thu Feb 22, 2018 9:49 pm

Re: Do character LCDs still require a negative voltage?

Post by LCD_Designs »

Current character LCDs do not require a negative voltage. This was needed in the past to deal with very cold temperatures, but now characters have a built in temperature compensating circuit.
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