I did LCD attempt with stm32 have a problem.
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‎2011-04-17 12:50 AM
Posted on April 17, 2011 at 09:50The original post was too long to process during our migration. Please click on the attachment to read the original post.
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‎2011-04-17 6:54 AM
Posted on April 17, 2011 at 15:54
That's all great, but have you tried all the troubleshooting steps?
Is the E pulse at least 450ns, because you have no delay or control over it's width in your code? Stick a scope on it and check. For a gross check, you could add some delays between all you pin transitions.
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Up vote any posts that you find helpful, it shows what's working..
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‎2011-04-17 8:26 AM
Posted on April 17, 2011 at 17:26
Hi
My application worked after connected smt32's ground and LCD's (I'm supplying my LCD with external +5V) ground they are at the same point. --> application video.