Getting Started with the NodeMCU (ESP8266 Based Development Board)
IoT

Getting Started with the NodeMCU (ESP8266 Based Development Board)

As the popularity of Arduino boards increased, the demand for boards which comes embedded with some of the add-ons used with the Arduino increased. One of the most popular add-ons were the WiFi modules which are used to connect Arduino boards to the internet. Several boards were...

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Build a Multisensor Shield for ESP8266
IoT

Build a Multisensor Shield for ESP8266

Rui Santos has a great write-up on building a Multisensor Shield for ESP8266, that is available on GitHub: In this project you’ll discover how to design and create a Multisensor Shield for the ESP8266 Wemos D1 Mini board. The shield has temperature sensor (DS18B20), a PIR motion...

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ESP32 with multiple DS18B20 temperature sensors
ArduinoIoT

ESP32 with multiple DS18B20 temperature sensors

Guide to ESP32 with multiple DS18B20 temperature sensors from Random Nerd Tutorials: This guide shows how to read temperature from multiple DS18B20 temperature sensors with the ESP32 using Arduino IDE. We’ll show you how to wire the sensors on the same data bus to the ESP32, install...

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ESP8266 LED Matrix Clock
Timer

ESP8266 LED Matrix Clock

Simple LED matrix Clock based on the popular ESP8266 with Real Time Clock module and time synchronization over WiFi from an NTP server. One note on the RTC module, apparently it also has the ability to charge the battery, however that's not a good idea when using a CR2032. One possible...

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ESP8266 (ESP-03) Based Ultra Low Power Weather Logger
IoT

ESP8266 (ESP-03) Based Ultra Low Power Weather Logger

Yet another ESP8266 (ESP-03) based ultra low power weather logger with 4 sensors. Features Working with two AA battery Ultra low power consumption 4 sensors and 6 measurements: HDC1080 - Temperature & Humidity LPS25HB - Pressure VEML6070 - Ultraviolet...

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BlkBox BB-E01P – The World’s Smallest ESP8285-Based WiFi Module
HardwareIoT

BlkBox BB-E01P – The World’s Smallest ESP8285-Based WiFi Module

Back in March 2016, Espressif Announced the ESP8285 Wi-Fi Chip, a supposed killer of the favorite ESP8266 chip. The new chip is an ESP8266, but with the flash memory onboard -  1MB flash memory. Espressif’s ESP8285 delivers highly integrated Wi-Fi SoC solution to meet users’...

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PacketMonitor32 – An ESP32-Based Packet Monitor with OLED
RF

PacketMonitor32 – An ESP32-Based Packet Monitor with OLED

Wi-Fi Packet Monitors are usually a computer program or sometimes a piece of computer hardware that can be used to intercept and log traffic over a Wi-Fi network. My favorite software tool of all is the popular Wireshark which I have used several times for hacking Wi-Fi based hardware,...

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ESP8266: Monitoring Power Consumption
Test/Measurements

ESP8266: Monitoring Power Consumption

Dani Eichhorn @ thingpulse.com writes: In this post I’m going to show you how you can monitor the power consumption of your battery driven (ESP8266/ ESP32) device. Measuring the power consumption over a full activity/ sleep cycle is the precondition to optimize your code for a longer...

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