8/30/2023 0 Comments Lcd Smartie Serial Port![]() ![]() It’s even able to cycle though a list of screens to show multiple pages of information, very cool. ![]() If you want to show some custom data you can write it to text files and have LCD Smartie read and display the content of those files. And they have a number of plugins available. Things like MP3 song information, system temperatures etc. I used LCD Smartie to drive and control the display. It can’t be placed too far from the computer though since the recommended max length of a parallel cable is 15 ft. The LCD is powered by an external 5 V power supply. All communication is done directly over the parallel port data lines. Almost no external components are needed a few capacitors for voltage stabilization, a trimmer for the contrast adjustment and a resistor for the LED back-light. This very simple module is driven purely by a computer parallel (printer) port. Very simple LCD unit with almost no external components, driven directly by a computer printer port. ![]()
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