The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...
This email counter directly on t-shirt is designed using Bluetooth dongle and Arduino Lilypad along with a few LEDs and/or additional modules. This t-shirt was made to display how much unread email is ...
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