Glcd no text on screen - RESOLVED

(Vers 1.4) on serial screen receive correct info, nothing appears on the lcd screen.......light is ok

 

any suggestions

 

thanks in advance 

Robert Wall's picture

Re: Glcd no text on screen - RESOLVED

Did you follow the build instructions exactly?

Did you reverse the two capacitors (C13 & C14 - Step 7 of the build)?

Did you see the test display before you finally soldered the glcd? 

What do you see if you load the test sketch? https://github.com/openenergymonitor/EmonGLCD/tree/master/tester

 

skymazda's picture

Re: Glcd no text on screen - RESOLVED

ok solve......pin 16 lcd problem...thank you for support

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