Content for ADS1115

Smart gardening without coding - all free and open source

“All open source, no coding, remote accessible DIY automated smart irrigation. Not this time! I’ve been growing some tomatoes, chili peppers and other vegetables on my balcony for a couple of years now and while in general I did …

Building an ATmega 1284p based Data Logger

“In the 2018 paper we tried to convey that it doesn’t matter which processor you use with our system as long as it’s supported by the Arduino IDE. The ATmega family includes several CPUs more capable than the …

Scalar Network Analyser

“Scalar Network Analyser using DDS, log amplifiers and ADC. This project is a simple scalar network analyser using a DDS, log amplifiers, multi channel ADC and a generic I/O interface. The pinout matches a Raspberry Pi, but any micro-controller …

A More Complete Air Quality Monitor

“Samples all 6 metrics the EPA uses to calculate Air Quality Index: 2.5 & 10um particulates, O3, CO, NO2, and SO2, and calculates AQI. This prototype air monitoring system measures all six pollutants the EPA factors into its composite Air …

Etch a Selfie

“Motivation I’m planning to build my own home automation system with an ESP32 as the main microprocessor. So I was looking for a fun project to test it’s capabilities and to get to know it’s good and …

Wireless Moisture Monitor (ESP8266 + Moisture Sensor)

“I buy parsley in pot, and most of day, soil were dry. So I decide to make this project, about sensing moisture of soil in pot with parsley, to check, when I need pour soil with water. I think, this …

Smart and Private Open Source Sensor Station

“The internet is full of tutorials on how to read digital and analog sensors, now it is time to do something useful with this data. Story While working very concentrated on projects (like this one) it happens quite often to …

Arduino based digital power supply homemade vintage

“Arduino based digital supply See my last poroject on this link about another attempt that I had on digital power suplly. In that case, the TFT display made everything very slow so I had to use another type of display …

Arduino based Multimeter

“In this tutorial we will merge all the parts seen in these past tutorials here. In those tutorials we have seen how to measure resistance, current, indcutnace and capacitance. Measure voltage is very easy. In this tutorial we make a …

HomeEnergy - Pi

“Turn a Raspberry Pi into a home energy monitor with inexpensive components. Background This project got it’s start because my local electric utility has started offering time of day rates. If you sign up, you get cheaper rates overnight …