Tiny 8-Character LED Show Is a Soldering Masterpiece
A while in the past, YouTuber ‘sjm4306’ constructed a single-digit show utilizing 20 surface-mount 0603 LEDs. After discovering these little LEDs very troublesome to solder, he did what any self-respecting hacker would, and constructed a show that includes eight digits and a decreased pitch to make them barely smaller. He additionally added a decimal level for every, which means he ‘solely’ needed to solder 168 of those little parts to finish the construct.
Together with this, he created a secondary board to deal with an ATmega32U4 microcontroller, a DS1302 RTC unit, and 74HC595 shift registers for management. These boards stack on one another, forming a show that will be good for a clock, particularly if he ultimately provides a lightweight sensor to compensate for ambient circumstances. It may even be set as much as present data resembling YouTube subscribers, climate, or anything that may be ship to an ESP module and transmitted to the principle controller over serial.
One fascinating word on the construct is that whereas every digit makes use of 20 LEDs, they’re positioned in a seven-segment association, giving them an iconic look with a bit extra management. Information for the mission are out there in its write-up, and each the eight- and one-character shows are seen within the movies under.