An Arduino Pro mini handles the selection between outputs by driving a selection of relays with appropriate timing. An interesting detail here is what [Lajt] calls a ‘sacrificial relay’ in the ...

Arduino and Raspberry Pi are two staples in the DIY electronics community. Both are affordable, flexible, and supported by dedicated teams, thorough documentation, and a vibrant community. While ...

MQTT gateway for ESP8266 or ESP32 with bidirectional 433mhz/315mhz/868mhz, Infrared communications, BLE, Bluetooth, beacons detection, mi flora, mi jia, LYWSD02, LYWSD03MMC, Mi Scale, TPMS, BBQ ...

With the new year bringing the curtain down on the most used version of Windows, APC explores where consumers and businesses should head next. In this feature, we’ll systematically go through ...

Using NodeMCU ESP8266 for controlling switches (Relay). Uses RTC (Real Time Clock - DS3231) and NTP (Network Time Protocol) for maintaining time. OLED Display (128x64) for instant updates. A webserver ...

Here’s how it works. The best robot mops can automatically deep clean your floors each time without leaving a streak, and save you the trouble. What's more, they're most effective when paired ...

The 15-tonne RCV carries up to five tonnes of modular payloads, including missiles, mine layers, and gun turrets.

If you need a small robot vacuum that can clean in tight spaces and pick up stubborn dirt, the SwitchBot Mini K10+ fits the bill. This model works best for vacuuming and offers limited mopping ...

Arduino UNO: As you know that Arduino is a microcontroller-based open source electronic prototyping board that can be programmed with an easy-to-use Arduino IDE. The UNO is one of the most popular ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...