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Taking what I've learned about LED color mixing and Python, along with our LumiDrive LED Driver and LuMini LED Ring, I set out to create a light ring for macro photography that surpasses all others.
Last week, we took a look at using the digital pins on our new LumiDrive LED Driver. This week, we'll play with the analog pins, and see if we can't put something together using both!
The serial controlled motor driver is stripped of its firmware and reprogrammed to function as an amplifier. Then it's surrounded with circuits that turn the whole shebang into a portable guitar amp.. but it won't win any awards.
This is an amazing article!
probably wont get answer as post is 3yrs old lol but ive bought a faulty eveready torch like this and im pretty sure the transformer is…
Looks like the Raspberry Pi Pico is popular! It only came out yesterday, and both SparkFun and Adafruit are sold out on it already! Also,…
This is really interesting.. I have an older bed from the same "popular brand" and I think mine is too old to be supported by a smartphone…
Glancing through the RP2040 Datasheet, it appears that the RTC (which in Britspeak is being called a "Real Time Counter", but in Amerispeak…
This gives new meaning to the term em-"bed"ed electronics. (Sorry, just could not resist.)
Great article.... also check out Amphetamine (a free Mac App) to have great control over when your machine goes to sleep:…
Just about to descend the slippery slope into drone-dom. It all started with stumbling onto the Sparkfun...
I am building an embedded GRBL controller with a jog wheel and DRO. It can also read g-code from a sd card and act as a standalone g-code…
Am I missing a more detailed post that elaborates the process and cost of the FCC process? I really need this information.