Heart-rate monitor on a small OLED display with MicroPython
LCD/OLED

Heart-rate monitor on a small OLED display with MicroPython

By Martin Fitzpatrick @ martinfitzpatrick.name show us how to build the micro display heart-rate monitor. Pulse sensors have become popular due to their use in health-monitors like the Fitbit. The sensors used are cheap, simple and pretty reliable at getting a reasonable indication of...

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Tiny Graphics Library for ATtiny85 and SH1106 OLED Display
LCD/OLEDMcu

Tiny Graphics Library for ATtiny85 and SH1106 OLED Display

David Johnson-Davies published another great tutorial on how to use the Tiny Graphics Library to plot the outside temperature over 24 hours on a 128x64 OLED display using an ATtiny85. This small graphics library provides point, line, and character plotting commands for use with an I2C...

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Displaying Customized Graphics on OLED display using Arduino
ArduinoLCD/OLED

Displaying Customized Graphics on OLED display using Arduino

One thing we all always wish we could do when using any display is to load our own custom graphics, be it a logo, gif etc. In today’s tutorial we will show how to do just that on an OLED display using an Arduino. OLED (organic light-emitting diode) display is a display based on...

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eVscope – Reaching for the stars as never before
ProductsScience

eVscope – Reaching for the stars as never before

Humanity has always been trying to reach for the stars, this lead to huge scientific developments that got the man into the moon, rovers into mars and a lot more. NASA often unveils photographs of space objects with bright colors and high definition, but these photos are taken using...

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Arduino Breathalyzer Using MQ3 Gas sensor and OLED Display
ArduinoSensor

Arduino Breathalyzer Using MQ3 Gas sensor and OLED Display

A breathalyzer is a generalized trademarked name for devices used for determining blood alcohol content from a breath sample. This means the device can detect from your breadth, the amount of alcohol you have taken. This device becomes very useful when you consider several cases of...

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Four-Channel Thermometer on OLED display
SensorTest/Measurements

Four-Channel Thermometer on OLED display

David Johnson-Davies @ technoblogy.com build a four-channel thermometer that monitors the temperature at four temperature sensors, and gives a continuous readout on a small 128x32 OLED display. It's a useful project for various applications like PSU or PC monitoring. The article...

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ESP32 NTP OLED clock
LCD/OLEDMcu

ESP32 NTP OLED clock

danman @ blog.danman.eu build a OLED display NTP clock and document his process on his blog: As a first project with my new ESP32 module with OLED display I chose to build OLED clock. I thought I’ll just find some existing code, upload it and it’s done. There are a few such...

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GAME BYTE – Retro gaming system
Mcu

GAME BYTE – Retro gaming system

Game Byte the open source gaming system for creating, sharing, and playing games is live on kickstarter. Over 100 free games. Make your own games. Game Byte is an open source gaming system for creating, sharing, and playing games. It's SMALL! About the size of a credit card and fits in...

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