static int led_pwm_mc_set(struct led_classdev *cdev, ...

Waveshare RP2350B-Plus-W is a development board that follows the Raspberry Pi Pico 2 W form factor, but offers 41 GPIOs ...

This custom Wi-Fi router works off-grid with Starlink and can control my solar power station. Here's how I went about it.

PWM relays allow engineers to go beyond simple "on-off" control to realize significant power savings and reduced heat ...

There was a time when a CB radio was a simple affair: a small box with a channel selector, volume, and squelch controls. No ...

Chris Doble] has high ambitions: he’s making his own scanning-electron microscope, and as the first step he’s built a ...

A Raspberry Pi can do a lot, but adding an ESP32 gives it the physical reach that small hardware projects often need.

From screw-in bulbs and colorful LED strips to table lamps and outdoor string lights, check out the top smart lighting we've tested for illuminating your space and setting the mood. I'm PCMag's ...

XPU Labs’ Petros CH32H417M Alef is a Raspberry Pi Pico-sized board based on the WCH CH32H417M RISC-V USB 3.0 microcontroller and taking a 2MP OV2640 camera module through the MCU’s digital image ...

Abstract: This paper presents the design and implementation of an autonomous voice-controlled robot system using ChatGPT and a Raspberry Pi-based robotic car. The aim is to integrate modern AI ...

pwm_servo.pwm_servo1.start() # 启动 1 号 pwm 控制线程 pwm_servo.pwm_servo2.start() # 启动 2 号 pwm 控制线程 pwm_servo.pwm_servo1.set_position(1500, 1000 ...

Abstract: The cold chain industry faces challenges in maintaining the quality of frozen and temperature-sensitive products during storage and transport due to temperature fluctuations, power outages, ...