Category Archives: HOW-TO

TTGO T-Display Deep Sleep

10mA isn’t an acceptable sleep current. Here’s how to put the TTGO to sleep. Continue reading

Posted in Arduino, C, Coding, Digital, HOW-TO, Power | Leave a comment

Quadrature Encoders

Quadrature rotary encoders are inexpensive and very easy to wire up. Here’s how to use them with interrupts in Arduino C for ESP32. Continue reading

Posted in Arduino, Building blocks, Digital, Electronics, HOW-TO, User Interface Design | Tagged , , , , , , , , , , , , | Leave a comment

Wireless Sketch Updates for ESP8266

Here’s how to use the Arduino IDE to program ESP8266 boards over WiFi. Continue reading

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Black Garlic

Black Garlic — sweet, umami-flavored garlic — can be easily made at home. Here’s how. Continue reading

Posted in Food, HOW-TO | Leave a comment