Introduction YS – M3 is a sound module which helps you to add sound or voice outputs to your electronics or Arduino projects. Features Size: 40 * 41 mm Working voltage: 3.7 to 5V DC Trigger Pins: 9 Trigger Music: 9 songs by Directly Support playback format: MP3, WAV Support Speaker parameter:0-2W 4-8ohm Support TF/SD […]
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TTGO T-Call V1.3 ESP32 Wireless Module GPRS Antenna SIM Card SIM800L Module Are you stuck with your project because of the limited WiFi range of ESP8266 or ESP32 or do want to place your project on a remote location, don’t worry here comes ESP32 With Onboard SIM800L. Now use a sim card with ESP32 for
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Bringing blockchain into the physical world. What is Elk? Elk is a hardware development board for the blockchain. With only a few lines of code, you can build devices that interface with Ethereum, Bitcoin, IPFS, and more! Elk includes a powerful processor to connect directly to blockchain networks with no intermediaries. It is plug-and-play just
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Today we are going to learn the following about touch switch based on TTP223. Pinout explanation Four different modes of the touch switch Connecting with LED Interfacing with Arduino Adjusting touch sensitivity TTP223 Features Operating voltage 2.0V~5.5V Operating current @VDD = 3V, no load At low power mode typical 1.5uA, maximum 3.0uA The response time max
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