Dear friends welcome to another Instructable! Today we are going to learn how to get the data that this Xiaomi Temperature and Humidity monitor transmits using the Bluetooth functionality of the ESP32 board. As you can see, I am using an ESP32 board and a 2.8” color TFT display. On the display, we display the temperature and […]
ESP32 Xiaomi Hack – Get Data Wirelessly Continue Reading
Spartan Edge Accelerator Board is a Xilinx Spartan FPGA development board in the Arduino UNO shield form factor. With the onboard ESP32 chip, it can also provide WiFi and Bluetooth functions. Arduino – cheap to buy, easy to learn, simple to use, but can’t deal with complex calculations and large projects. FPGA – flexible and
SPARTAN EDGE ACCELERATOR BOARD – ARDUINO FPGA SHIELD WITH ESP32 Continue Reading
Papyr is a Nordic nRF52840 epaper display that can be used for various low power wireless applications. It supports both BLE (BLE5, BLE Mesh) and 802.15.4 (Thread, Zigbee). The accompanying Android App will allow you to draw a shape or select and image and send it directly to the e-paper display. With the exploding number
Papyr – a Nordic nRF52840 e-paper display board Continue Reading
Mug-O-Matic is a one of a kind DIY toy, a real 3-axis Tiny CNC drawing robot that can customize coffee mugs! This capable little robot can draw anything you want via manual control, bluetooth, calculated algorithms, or even g-code. So you can enjoy your custom mug creation, then wipe it clean and draw something totally different
Mug-O-Matic: a Modular Tiny CNC Drawing Robot! Continue Reading
Pyboard D-series (aka Pyboard D, or just PyBD) board was introduced during the Micropython presentation at FOSDEM 2019 and it’s build around a faster STM32F7 Cortex-M7 MCU, with 512Kb of RAM, and 2Mb of Flash, as well as built-in WiFi and Bluetooth connectivity. It also features a pair of external Flash chips and a micro
Pyboard D Series MicroPython Board Features STM32F7 MCU, WiFi and Bluetooth Continue Reading
As a long time lurker I finally decided this project was worthy of a write up (also I’m killing for an instructables tshirt). I love this site and hope you enjoy this project. IMPORTANT!Just a quick heads up, there are optional steps in this build. Your horn will be fully functional by step6 however I have included
Bluetooth Air Horn Continue Reading
Using the magic of Arduino, I revived an antique Bell model 202 telephone and added Bluetooth capability to it. There are two parts to this. On one end I have an ancient phone from the 1930’s. On the other end, I have one of a dozen “name tags” with hidden LEDs. When a person dials
Bell Model 202 Bluetooth Telephone (1930-2018) Continue Reading
I am an Electronics engineer by profession and a guitarist by hobby. I wanted to make a guitar which can itself show the beginner guitarist how to play the chords by displaying it on the fret board. So I decided to modify my acoustic guitar to make it a smart guitar which can display chords
Chord Displaying Smart Guitar Continue Reading
Brewing beer has become a worldwide phenomenon. Beer and wine is being crafted in ordinary kitchens in every corner of the world. One phrase that you may hear from your fellow homebrewer is “From Grain to Glass”, which refers to the process of making beer from raw ingredients. There are several different ways of making
Brew|LOGIC – Bluetooth Enabled Arduino Brewing Controller Continue Reading
What is the Project About This is a device capable of recording and recognizing sophisticated 3d gestures and carrying out a preset action if the gesture matches, maybe changing the slide of a presentation, increasing volume or anything else that can be done using a keyboard and mouse. For example: rotate the hand counter-clockwise to
Gesture Controlled PPT Changer Continue Reading
