arduino
Making Your Own Arduino Using the Atmega328PU
We’ve already tackled the schematic diagram of the famed Arduino UNO. It is now time to assemble it in your own breadboard! Here are…
concept tutorials
A Complete Guide to Increasing Your Device Battery Life
Circuit design always starts with a question of how to make things work. Engineers grab the nearest development boards, more often than not an…
electronic modules
Wireless Communications Using the NRF24L01+ RF Transceiver Module
I still can’t believe how much this board costs considering its features. If you’re tired of messy wires and would like to put on…
communication
ESP32 LoRa gateway battery optimized
I really love the tutorial written by JP how to use ESP32 Deep Sleep. For the beginners who are not familiar with ESP-IDF and…
arduino
How to Read the Arduino Schematic Diagram
Get deeper into the Arduino craft by looking into a reference design. In here I will get into details with the basic arduino schematic…
communication
LoRa Gateway
The gateway connections The LoRa module connections: The power pins (VIN and GND) are connected to the ESP32s power pins. The RFM95 modules work…
communication
Battery powered LoRa sensor node
The sensor node connections The LoRa module connections: The power pins (VIN and GND) are connected to the ESP32s power pins. The RFM95 modules…
communication
Long Range (LoRa) communication for devices that have no WiFi connection available
Usually we use WiFi, Bluetooth or GSM to connect our sensor devices with the world of IoT. But what if neither of that is…
esp32
Indoor Air Quality Monitoring with Dashboard
Use an ESP32 to monitor temperature, humidity and eCO2 - then toss the data online!
arduino
Meeo and FONA =??
Using FONA is as easy as 1, 2, 3! For newbies out there that are having a hard time adding Cellular connectivity as their…