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ESP32 (27) – GPS

ESP32 (27) – GPS

luca November 13, 2017 4

In today’s post I’ll show you how to interface the esp32 chip to a GPS receiver to receive the actual position, speed and more… GPS receiver On the Internet and in electronic stores you can

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ESP32 (26) – UART

ESP32 (26) – UART

luca November 6, 2017 0

UART (Universal Asynchronous Receiver-Transmitter) is an hardware peripheral which allows serial, asynchronous communication with configurable data format and speed. The UART interface usually works at logic level: the electric signals are generated by an external

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ESP32 (25) – Oled display with U8G2

ESP32 (25) – Oled display with U8G2

luca October 30, 2017 0

If you read my post ESP32, Wemos or not to Wemos you know that I brought a development board, that happened to be a D-duino-32 clone, with an ESP-WROOM-32 module and a 0.96″ oled display. This display, available also as a

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ESP32 (24) – I2C a pratical example with HTU21D sensor

ESP32 (24) – I2C a pratical example with HTU21D sensor

luca October 13, 2017 0

In my previous tutorial I explained how to use the I2C driver included in the esp-idf framework to communicate with I2C devices. Today I’ll show you a pratical example: the use of a temperature/humidity

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ESP32 (23) – I2C basic

ESP32 (23) – I2C basic

luca October 9, 2017 2

In today’s tutorial I’ll explain you how to interface the esp32 chip to external devices (sensors, displays…) using a very widespread bus: the I2C bus. I2C I2C (pronounced i-squared-c) is a serial communication bus –

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ESP32 (22) – SPIFFS

ESP32 (22) – SPIFFS

luca September 30, 2017 4

In some of the previous tutorials, I explained how to include “external” items (images, SSL certificates…) in your program thanks to the embedding binary data feature of the esp framework. Today I’ll show you how to use part

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DCC shield for Arduino

DCC shield for Arduino

luca September 25, 2017 1

In addition to the love for electronics, in my (little) spare time I’m working with my friend Davide on a model railway in H0 scale; in particular my main task is to take care

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RFID and Arduino (1)

RFID and Arduino (1)

luca September 4, 2017 2

In this tutorial, divided in two posts, I’ll show you how to use RFID (Radio-frequency Identification) tags with Arduino. In the first part you’ll learn how to connect the reader to your Arduino and how to write a

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ESP32 (21) – Mutual authentication

ESP32 (21) – Mutual authentication

luca August 25, 2017 2

After having published my post about how to implement a webserver on the esp32 chip, some readers correctly warned me that everyone, once connected to the wifi network, could control the relay and asked me how

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PCBWay, service review

PCBWay, service review

luca July 26, 2017 0

If you follow my blog, you probably noticed that I use different online services to make my PCBs… it’s a way to test them in terms of quality and production time. On the advice

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