i.MXRT1052 Driver TFT LCD

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i.MXRT1052 Driver TFT LCD

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george_li
Contributor I

请问自己找的4.3寸TFT LCD屏资源,与RK043FN02H-CT  4.3 TFT屏接口基本一致的,如附件,就37腿不一样,但通过MIMRT1052-EVK Demo点不亮TFT屏,有哪些问题问题,如何排查?谢谢!

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kerryzhou
NXP TechSupport
NXP TechSupport

Hi George Li ,

   楼主你好!

   你看下你的LCD手册,你的XR, TP pin XR引脚是什么功能?

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  官方的板子37-40脚是悬空的,没有接其他的。

  我不知道你LCD这些引脚的功能是什么, 触摸信号吗?

  如果是触摸信号,按道理不会影响LCD显示。

   如果真的不是LCD显示方面的引脚,你还是要看下你的时序参数,是否和官方的一致,这样好具体配置。

   比如Hsync, Vsync, DCLK的频率等。

希望能帮到你,如果还有问题,欢迎继续交流!

Have a great day,
Kerry

 

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