Review Module Wemos TTGO ESP32 + OLED V2.0 + DHT11

I present a TTGO ESP32 module, this device has caught my attention since it is very complete, I ordered one to the Banggood.com online store for testing, the interesting thing is the union of the well known ESP32 module, DHT11 Sensor (Temperature / Relative Humidity ), 0.96 inch white OLED display, charging circuit for Lithium…

Measurement Electrical consumption with Ubidots Industrial & ESP32 + PZEM-004T

On this occasion I have proposed to measure the electricity consumption of my entire house to make comparative estimates with the collection of my energy bill and analyze. On this occasion I will use the IoT platform Ubidots in its Industrial version, previously we had done tests with the educational version, but this industrial version has special…

Meter PZEM-004T with Arduino ESP32 ESP8266 Python & Raspberry Pi

In this opportunity we will collect tests with my new electric consumption meter PZEM-004T, making integrations with some of the most known hardware platforms ESP8266, Arduino Nano, ESP32, Arduino UNO + Shield Ethernet W5100 and Python in Raspberry Pi. For a long time I wanted to try the PZEM-004T of Peacefair, I bought my meter…

Alexa Amazon Echo Dot First Steps and Settings

For a long time I wanted to try one of these Amazon Echo and a few weeks ago mine arrived, but what is it and what can be done with them? let’s configure and test a little. Amazon Echo is a smart speaker with additional functions such as the ability to send voice commands, ask…

How to find IP addresses of Ethernet devices?

In this opportunity we will address a problem that has happened to us when we need to obtain the IP address of an Ethernet device, it can be a PC, Smartphone, PLC in our case it can be an Arduino with shield ethernet, ESP8266 or ESP32. If we do not have the possibility to see or know…

Arduino IDE for ESP32 modules

Given the great popularity of the ESP8266 programmed from Arduino IDE in great contribution by Ivan Grokhotkov thanks, Currently for ESP32 modules has been allowed to program them from Arduino IDE in collaboration with espressif, Although it is a project under construction so far the control of certain hardware is in the process of migration. Currently…

Introduction Platform Mongoose OS

For a long time I wanted to test Mongoose OS, this time we will make a brief introduction and installation in a Linux operating system “lubuntu” Ubuntu/Debian. Mongoose OS is an open source operating system for Internet of Things (IoT) and low power microcontrollers such as ESP32 , ESP8266 , TI CC3200, STM32  license Available under dual GPLv2 / business…

ESP-IDF for Modules ESP32 Complete Installation

This time we will install and configure  Espressif IoT Development Framework platform (ESP-IDF) from scratch, this is the official espressif development platform for the ESP32 modules. In previous tutorials we talked a little about the ESP32 that have Wi-Fi (2.4 GHz band) and Bluetooth 4.2 in a single module among other features. ESP32 eBox&Widora first review I took…

ESP32 eBox&Widora first review

More than a year ago Espressif released the long-awaited ESP32, these modules are low cost microcontrollers, low power consumption, Wi-Fi chip, Bluetooth and what is really amazing the Tensilica Xtensa LX6 dual-core microprocessor !!, another interesting fact has improvements in security and secure connections, is the successor of esp8266. Unlike ESP8266 espressif design the ESP32…