Review WT32 ETH01 ESP32 Ethernet Module

The WT32-ETH01 module is an Ethernet adapter that integrates the ESP32 microcontroller with an Ethernet interface, allowing for wired connectivity in projects that typically rely on Wi-Fi or Bluetooth. It’s popular for applications requiring reliable communication, low latency, and stable networking in local environments or embedded systems. WT32-ETH01 Functionalities WT32-ETH01 Specifications Components and Integrated Parts…

Exploring the ES32A08 Expansion Board – Unlocking Powerful Control and Monitoring with ESP32

I have found this module with interesting features, which I am going to test and has as its core the already known ESP32 from Espressif, since we are resuming activities we present the ES32A08 module. The ES32A08 is a versatile and powerful expansion board designed to extend the functionality of the 38-pin ESP32 microcontroller, enabling…

ESP32 & DS18B20 Sensor on ESP-IDF Temperature (OneWire)

In this opportunity we will simply perform tests on a ds18b20 sensor, indicating the library used in ESP-IDF, in future tests we will use other protocols, especially Modbus. Libreria: Simple library for single DS18B20 on ESP32   Materials Sensor DS18B20 (Onewire) + Resistor 4.8K Esp32 Devkit ESP-IDF V4.3 > Buy it here: Module ESP32 ESP-WROOM Mounting Buy…

Review Module ESP32 TTGO T-Display 1.14 “

This time we will test the module ESP32 TTGO T-Display 1.14 Inch , which has a IPS screen ST7789V 1.14 “ a resolution of 135X240 per protocol SPI , this module It has a USB type C for programming. We will carry out 2 tests: Test and configuration in Arduino IDE Test and configuration in…

Program ESP32 in Arduino IDE PDAControlMV # 4

One of the applications installed in the Virtual Machine (VirtualBox) PDAControlMV based on Linux Lubuntu 20.04 LTS is Arduino IDE. How to download and Install PDAControlMV Arduino IDE Perhaps it is the most known and used programming IDE, it is also available in our virtual machine PDAControlMV. Materials and where to buy them Buy it…

Program ESP32 in ESP-IDF idf.py & make PDAControlMV # 3

One of the applications installed in the Virtual Machine (VirtualBox) PDAControlMV based on Linux Lubuntu 20.04 LTS is ESP-IDF. How to download and Install PDAControlMV ESP-IDF ESP-IDF (Espressif IoT Development Framework) is the official programming platform Espressif for ESP32 modules.   ESP32 Module Materials and where to buy them Buy it here: Module ESP32 ESP-WROOM…

Basic Modbus RTU Master RS485 Test with ESP32 + XY-K485 + PZEM-016 (without libraries)

In this opportunity we will carry out tests and explanation of the Modbus RTU protocol implemented in ESP32 requesting data from the Single-phase consumption meter PZEM-016. The intent of this tutorial is: 1. Explain in a simple way the creation and operation of an industrial protocol, in this case the Modbus RTU protocol used and…

Review HELTEC Module (WIFI LoRa 32) 915-868Mhz for LoRaWAN #4

I have been collecting information about functional nodes for basic LoRaWAN tests for a while. This time I present the HELTEC LoRa 32 v1 Wifi module, it collects several interesting functions in IoT applications. This node is the integration of an ESP32 and a LoRa Chip SX1276 (868-915Mhz) 0.96 inch Oled screen, usb-serial converter CP2102….

Introduction to mDash platform for administration of IoT Devices

On this occasion I present the platform or an administration service for IoT devices called mDash, belonging to Cesanta, the creators of the IoT Mongoose Os development firmware. mDash allows firmware updates OTA (over-the-air) and remote administration, alerts and notifications, remote device control, file management with devices, all these features are for Espressif’s modules ESP32…