[导读]本项目在RT-Thread RT-Spark开发板(STM32F407)上实现了红外距离传感器。红外LED发射红外光，光电二极管检测来自附近物体反射回来的光线强度。ADC读取电压值，固件将其映射为RGB LED颜色——远距离时为绿色，非常接近时为白色。 LED颜色与距离范围对应如下：绿色表示检测到的物体在20厘米以外;蓝色表示物体在16至20厘米之间;黄色表示12至16厘米之间;红色表示8 ...
盛夏七月，湖南信息学院电子科学与工程学院2024级人工智能专业学子何诗泓，随队“湘芯智汇”三下乡社会实践团奔赴涟源市伏口镇胡家坪村，开展为期一周的乡村青少年科创公益课堂。团队成员何诗泓立足人工智能专业特长，以Arduino单片机为教具，为村里二十余名 ...
Preordini già aperti a 16 dollari, con consegne da settembre.
If someone walked away with the tester, the display needed to scream. They came to us because they needed more than a ...
But can we extend the capabilities of a $5 ESP32-CAM module to build something similar? In this project, we are going to ...
A Raspberry Pi, an Adafruit 7-segment display, a 3D printed case, some vibe coding—and we've got a forever-clock that never ...
XDA Developers on MSN
Your first ESP32 project doesn't require coding — it just needs 3 simple tools and one afternoon
Anyone can get started with ESP32, thanks to a few simple tools ...
Will Cogley on MSN
Building a spherical drone from scratch
In this video I build a reverse coupling and use it to try and solve the drone's issues. In this series, I will be building a single propeller spherical drone which will be controlled via an Arduino.
A couple of enterprising sound designers have taken on the challenge of producing more pleasant beeps for the humble ...
The researchers made a reconfigurable lampshade with multistable switches that correspond to different colors of light. Credit: Harvard SEAS. Researchers developed knitted textile ...
Harvard researchers created programmable knitted fabric that changes shape, acts as electronic switches, and could power the next generation of wearable technology. The Latest Tech News, Delivered to ...
The sport of fencing requires keeping score, just like so many other similar pastimes. When their club’s existing scoring rig broke, [jc0025] stepped up to build a scoring box of their own, ...
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