Since the internal ADC of the ESP32 did not work with the sensor, this code uses an ADS1115 connected to SDA 21, SCL 22. From the dust sensor manual: It is applied to detect of dust in the air, such ...
With the powerful off-the-shelf hardware available to us common hardware hobbyist folk, how hard can it be to make a ...
When the Arduino UNO Q was first unveiled in October 2025, the specifications of the Qualcomm DragonWing SBC listed the ABX00162 SKU with 2GB RAM and 16GB ...
Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...
After the swivel by Helium Inc. towards simply running distributed WiFi hotspots after for years pushing LoRaWAN nodes, much ...
This is a library of KiCad schematic symbols and PCB footprints for most Arduino modules. You can use them to make your own PCB design which will effortlessly connect with your chosen Arduino module.
Abstract: In this paper, Arduino based Smart Irrigation System using GSM Module and Sun Tracking Solar system has been explored. This system is hoped to be very convenient and affordable for the ...
Abstract: The paper presents a new low-power interface circuit based on a voltage divider consisting of a reference resistor, a resistive sensor and a microcontroller equipped with an ADC. The novelty ...
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