这是一个便携式的 IoT 显示器项目，可以基于它和 Arduino_GFX 库开发出各种实用工具。例如 WiFi 信号分析、电子相册等。配上设计良好的 3D 打印外壳，可以很方便地挂在钥匙扣或者背包上，随身携带。 参照 LCD 的 Datasheet 连接引脚。连接之前请务必通读 Datasheet ...

Waveshare 近期推出了一款专为驱动DDSM400 轮毂电机而设计的紧凑型 Raspberry Pi DDSM（直驱伺服电机）电机驱动器——DDSM Driver HAT (B)。 树莓派 HAT（Hardware Attached on Top）是一种专为树莓派设计的附加板，通过标准化的物理和电气接口来增强树莓派的功能。 直驱 ...

In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and WiFi — are all ...

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 — ...

My first foray into the IoT utilized the Espressif ESP8266, an SoC with 32-bit MCU and 2.4-GHz Wi-Fi built in. Since then, I have used many different module variants based on the microcontroller. So ...