Pins D0(rx) and D1(tx) are comms and used by USB. Like for Ctrl-Shft-M console. Powering motors directly, even one as small as these, by the Ard might ruin it as expressed in your forum. This tutorial might help https://bildr.org/2012/03/rfp30n06le-arduino/ understanding steppers and DC motors a bit more. But,… Read more
Uh oh, you’re running down the same rabbit hole! I’m not drunk enough to go any further. :)
Thanks, that ran me down a rabbit hole for awhile. How to detect pee: keypad at toilet to unlock lid, if seat also raised, assume pee. What if they go pee off the porch? Then how to count beers? Just a button press? What if drinker forgets so it has to be automagic. Facial rec of drinker with beer? Too much for an… Read more
Cool project. Arduino has no internal RTC. Needs something like https://www.sparkfun.com/products/12708 to get one. Read the RTC, set each gauge each 1 second loop (ex: delay(1000 -(microseconds-loopStart)); ) would be easy enough. Ard fast enough for that every second. You could calc the execution time of the code… Read more
The second hand for a clock/stopwatch?
You can call me Capt. Obvious. To be more specific I would need some actual understanding of what’s going on.
Counter to display how many beers you've had...resets to zero when you pee.