superturis

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Here is how I built my own "SD shield" for another project I was working on, using a solder iron and a MircoSD adapter.

Make your own SD shield

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Establish a BT connection, send command to turn LED on and off and check the status of the LED.

Basic Bluetooth communication with Arduino & HC-05

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Get temperature and humidity, log them to SD card and send live data to Bluetooth.

Temperature and Humidity data logger (BT & SD)

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