Displays

Tips/Techniques

LCDs

• https://www.eevblog.com/forum/projects/it-took-me-few-weeks-to-find-out-tm1637-produces-noise/msg5699397/?topicseen#msg5699397 7 segment noise. make sure there is plenty of decoupling capacitance for the current draw spikes, and that the ground is low impedance.

VFD Driver vs. Display Troubleshooting

• https://www.eevblog.com/forum/projects/vacuum-fluorescent-display-driver/msg5440709/ As an aside, Forums often have too many run on sentences. People don't put enough effort into writing forum posts. I know, because I have had the same problem...