1297 Results for "nodemcu"

Component Selection
Log from One Tube Nixie Clock
MCU Pretty early on, I had decided to try using an ESP8266 to drive all the functions of my clock designs. I had already used an ESP01 to provide network connectivity for an Arduino-based clock, and that had always seemed a bit like the tail wagging...

IoT Magical Wand
Details from IoT Magical Wand
IoT Magical Wand Introduction During our childhood days, we would have fantasized to perform magic using the wand in the hand of a magician. When the magician rotates the wand and says 'Abracadabra', magic happens!...

IoT at just 7$ in your existing switchboard
Details from IoT at just 7$ in your existing switchboard
IoT based Smart Switchboard GOOGLE Assistant To Control your Lights & Fan Home automation has become very common now days and people...

Move to ESP8266
Log from 'Smarter?' Hydroponics
Lights and Pump Nothing fancy here. The ESP is 3.3V logic and I had some issue using 5V relais, npn transistors and the digital outputs of the nodemcu. Probably my (lack of) soldering skillz are the issue but sometimes the connections were working, sometimes...

Uncanny Eye Pendant with ESP8266 and TFT display F
Details from Uncanny Eye Pendant with ESP8266 and TFT display F
Hi, How are you? I hope everything is going well. Check out my youtube for more amazing projects. Halloween is about to come and do you want to look cool in between your friends and family with your hunted or unique dress? But for those people who don’t...

Hack Chat Transcript, Part 1
Log from Superconference 2022 Hack Chat
Boian Mitov11:49 AMWill be Q&A type of chat ? Dan Maloney11:50 AMYep, @Majenta Strongheart will be here to answer your burning questions Boian Mitov11:50 AMGreat :-) Boian Mitov11:51 AMI submitted forms for presenting yesterday. I have not received any...

I2CUI4_V1 - User Interface I2C keypad with 5-keys
Details from I2CUI4_V1 - User Interface I2C keypad with 5-keys
Functionality The keypad module connects to the main controller via a 4-wire I2C bus interface and provides the following functions: Data entry with a five-button keyboard (left, right, down, up, OK);Data output to RGB LED;Output of sound sequences to...

DIY MODBUS TCP/RTU Gateway with WiFi
Details from DIY MODBUS TCP/RTU Gateway with WiFi
Introduction MODBUS is an industrial protocol developed by MODICON in 1979. The protocol has become very popular due to its simplicity and reliability. Even more than 50 years after the publication of the specification, it remains one of the most popular...

IoT in your existing Switchboard
Hacker page by Kapil Kumar
GOOGLE ASSISTANT AND ESP8266 BASED SMART APPLIANCE CONTROL GOOGLE Assistant To Control your Lights & Fan Home automation has become very common now days and people are using IoT to automate everything in their home. Today, I...

Brewing the Espresso Lite
Log from The ESPresso Lite
As introduced in last week's update, I will use this opportunity to share with you the insider perspective of developing our very own Internet-of-Things (IoT) hardware for the maker community-at-large. Just a brief background about the ESPresso Lite....

WiFi Webradio on ESP8266 or ESP32
Details from WiFi Webradio on ESP8266 or ESP32
See http://www.instructables.com/id/Wifi-Webradio-With-ESP8266-and-VS1053 for the description of the minimal prototype. See Github for sources See github source for the ESP32 version ( vs1053 or i2s or pcm or internal DAC) See A project derived...

Distributed Wireless attempt #1
Log from A Hacker's Wedding Centerpiece(s)
since there will be many centerpieces and i want them to be syncronized in whatever they are doing i was originally thinking of a RFM69 module running some kind of mesh network. i got some from my favorite chinese superstore, and played with them for...

Example Code - IR Controlled SSR
Log from Muffsy Stereo Relay Input Selector
The new, smaller board can control a solid state relay (or turn on/off 5V to anything else) on port IO17. Here's some example code using an IR remote to control that port. This code can be changed into controlling the input relays as well, of course....

DIY - AUTOMATIC GARAGE LIGHT
Details from DIY - AUTOMATIC GARAGE LIGHT
Step 1: Logic In this project, I will be using a PIR sensor along with an LDR to turn on or off a light bulb using a Relay.The things I need to consider before designing the circuit are:- The bulb should only turn on when the room is dark and when a...

Fading an LED
Instructions from ESP8266 Lua Tutorial, Part 2
In Part 1 of this series, we used an online build service to create our firmware. One of the modules we selected was the PWM module. This module allows us to configure PWM on any of the available GPIO pins which support it. We can configure the frequency...

|<
<
80
81
82
83
84
>
>|