LED matrix display comes in. There are plenty of LED-based displays out there like this one, but the problem is that many of them are proprietary, may not support your own self-hosted solutions, or ...

Over the years we’ve seen countless ways of displaying the current time, and judging by how many new clock projects that hit the tip line, it seems as though there’s no end in sight. Not that we’re ...

本项目将在Arduino IDE环境下，利用ESP32产生的PWM信号控制多个LED。项目所需物料如下： ESP32带一个包含16通道LED PWM控制器，可配置以产生不同特性的PWM信号。项目开始之前需要先安装Arduino IDE，连接妥当后就可以把ESP32 DOIT DEVKIT V1板用作LED PWM控制器了。 使用Arduino ...

It all started when [Damien Walsh] got his hands on some surplus LED boards. Each panel contained 100 mini-PCBs hosting a single bright LED that were meant to be to be snapped apart as needed. [Damien ...

打开oneNET MQTT物联网套件，找到应用管理，点击立即前往，如下图所示。 在可视化项目中新建项目。 新建空白模板，填写项目信息。 新建后如下图所示。 选择编辑选项，进入项目编辑界面，如下图所示。 常规图表中选择一个仪表盘，如下图所示。 选中仪表盘 ...

Open-hardware platforms enable rapid prototyping and faster time-to-market of new IoT applications. The objective of this post is to give a brief introduction to another open-hardware IoT playground — ...