Arduino UNO R4 Minima and WiFi: Unleash advanced features and elevate your projects. Learn about the boards Arduino is calling the new horizon for makers.
Turn a discarded valise and some audio tubes into a mesmerizing light show using Neopixel LEDs, a MEMS microphone, and a SparkFun audio tone processor.
Turn a discarded valise and some on-sale audio tubes into a mesmerizing light show using Neopixel LEDs, a MEMS microphone, and a SparkFun audio tone processor.
We build on our previous LoRa IoT weather sensor to run for a year on 2x AAA batteries. We'll look at the AVR ATmega328p datasheet to determine which registers we need to use to put the microcontroller to sleep, and we'll calculate how long we need to sleep before sampling the sensor again.
In this video, Shawn Hymel continues the tutorial on operating voltage optimization by examining the effects of 1.9V and 5V supplies on the RFM95’s RF output power.
In this video, Shawn Hymel continues the tutorial on operating voltage optimization using datasheet information and the physical characteristics of project components.
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