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This 70 g Robot Butterfly Actually Flies, Flapping Two Servos From an ESP32-C3 Propellers make flying easy. Flapping wings do not. Maker Max Imagination still built ESP-FLUTTER, a 70 g remote-controlled butterfly that lifts off on its own wings, glows at night with LEDs along the wing edges, and can be flown from a phone browser. The firmware is open on GitHub, and the project was picked up by Hackster on 2 November. Two servos… |
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This Giant 3D-Printed Wheel Writes Endless Scrolling Text With Black and White Marbles, After 30+ Hours of Testing Marble machines usually stop at clocks, with a fixed number of digits and a fixed amount of space. Ivan Miranda wanted a display that never runs out of room. His new Marble Scroller is a huge 3D-printed wheel that writes text in black and white marbles using a 7x5 pixel font, lets each line roll off the other side and then recycles the same marbles to write the next one. It can do uppercase,… |
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ESP32-S3 3D Scanner Brings Budget Space Carving and 3D Mesh Generation to Embedded Hardware Projects A recent project shared on reddit - r/esp32 showcases how much computer vision potential can be squeezed out of inexpensive, low-power hardware. Built around a Seeed Studio XIAO ESP32-S3 board paired with its dedicated round screen extension, the handheld device doubles as a self-contained 3D object scanner. Originally intended as a platform for an augmented reality game, the creator pivoted… |
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TICKEY Is a Small Clip-On Badge With an E-Ink Display That Can Show 48 Colors, Built on an ESP32 TICKEY is a compact clip-on gadget that combines a 3.7-inch, 720 × 480 color e-paper display with an ESP32-S3 microcontroller, Wi-Fi, Bluetooth and NFC. Instead of behaving like a normal LCD or OLED screen, its e-paper display is designed to keep a static image visible without continuously consuming display power. Users can show pixel art, photos, digital badges, QR codes, notes or personal… |
