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I have a problem for LCD display #1

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ljcucc opened this issue Jun 5, 2018 · 1 comment

ljcucc commented Jun 5, 2018 •

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I found the LCD input voltage cannot clearly display as 3.3 voltage, how possible that to make display more clearly. Thanks!

(繁體)
安安，想請問，我發現阿... LCD在micro:bit提供3.3伏的電壓下跑的時候，字顯示的時候都好淡喔。是不是有甚麼方法可以解決啊? 像是加上變壓晶片之類的.... Thanks!

(簡體)如簡體有錯請見諒
想请问，我发现... LCD在micro:bit提供的3.3伏的电压下跑的时候，字显示的时候都很淡。是不是有什么方法可以解决，像是加上变压晶片之类的....

Contributor

shaoziyang commented Jun 6, 2018

這個問題是偏置電壓造成大，一些LCD背後有一個電位器可以調節電壓，但是比5V時顯示還是淡一些。

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