@isuru I think what Ron is saying is that it's unfair to the rest of your class and also to all of the other folks who have already graduated with ...

@lhops The problem is that you're using the wrong version of the LiquidCrystal_I2C library. Unfortunately there is more than one version and its n...

@kopi Not sure why either of your problems is happening. I don't use PWM very often but I'm wondering if the flickering is caused by your inverter r...

@noodle Welcome to the forum.

@jrrobb @codecage has suggested that you move this discussion to a more appropriate forum and has created a convenient entry for you. Since he's an...

@jrrobb The error that the value 'low' was not available is valid, given the sketch sample that you provided. We're going to need to see the whol...

@makersmarquee I should think just about any centre-tapped transformer should do. Julian Ilett did some experiments that took it down to only 4 tur...

@makersmarquee @zander @inst-tech @inq Perhaps the Joule Thief will get you started ...

@jrrobb Are you starting from Bill's version of the Macanum wheel car ? That is ...

@jrrobb It was a long shot, unbalanced brackets can convince the compiler that the code has already ended, so it doesn't think that some commands a...

@kabl Looks pretty good to me. Setup is well grouped, subroutines for data collection and display, all code relevant to one device collected toge...

@jrrobb Check your sketch for mismatched brackets. Probably "{}" but maybe "()".

@jamesgi001 How much slop do you allow for the weight ? You're using 15g as a test but would you be happy with 14, 16, or more or less (expressed as...

@andreweasson Welcome to the forum.

@olditguy Some strange things in your post. First, you suggest that you tried this on an UNO before the NANO. Did that work ? It's unlikely to ...