Embedded Machine learning on Attiny85
Mcu

Embedded Machine learning on Attiny85

simone @ loquentarduino.github.io writes: When I first run a Machine learning project on my Arduino Nano (old generation), it already felt a big achievement. I mean, that board has only 32 Kb of program space and 2 Kb of RAM and you can buy a chinese clone for around 2.50 $. It...

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tinyPulsePPG – ATTiny85 Pulse oximeter with photoplethysmogram
Mcu

tinyPulsePPG – ATTiny85 Pulse oximeter with photoplethysmogram

tinyPulsePPG, an ATTiny85 Pulse Oximeter with Photoplethysmogram (PPG) display by Jeff Magee: This project implemented on an ATTiny85 displays a moving Photoplethysmogram together with pulse rate and estimates of SpO2 – blood oxygen percentage. It uses an SSD1306 128×32 OLED display...

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Attiny85 Audio Spectrum Analyzer on OLED display
Arduino

Attiny85 Audio Spectrum Analyzer on OLED display

Visualizations are an important part of a music player. They provide the user with something to feast their eyes on especially when the music has no video. For today’s tutorial, we will build a visualization device, capable of providing a visual representation for any kind of music...

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Webtronics’ Toasty USB Development Board Is Designed Around an STM32
Mcu

Webtronics’ Toasty USB Development Board Is Designed Around an STM32

There are quite a number of USB development boards available that can be utilized for any number of projects, with the most popular being the ATtiny85 and the Teensy line from PJRC. However, UK-based Webtronics have recently announced their entrant into the USB development board into...

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32 band audio visualizer using an ATTiny85
Arduino

32 band audio visualizer using an ATTiny85

"attiny85-spectrum" is a 32 band audio visualizer using an ATTiny85 and an SSD1306 OLED display. Built in Arduino. The goal of this project is to get smooth, appealing music visualization on the ATTiny85, optimizing around its limited speed and resources (RAM and program memory). Its...

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Tiny TFT Graphics Library for ATtiny84
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Tiny TFT Graphics Library for ATtiny84

This is a graphics library for the family of small colour TFT displays based on the ST7735 and ST7789 driver chips. These are really nice displays; bright, colourful, available in a variety of useful sizes, and available at low cost from suppliers like Adafruit, AliExpress, or Banggood....

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ATtiny85 Thermocouple Thermometer measures up to +1350°C
Mcu

ATtiny85 Thermocouple Thermometer measures up to +1350°C

This project describes a thermocouple thermometer, capable of measuring temperatures up to +1350°C, using just an ATtiny85 and an OLED display. by David Johnson-Davies @ technoblogy.com It uses the ATtiny85's analogue-to-digital converter with a x20 gain option to measure the...

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Twelve PWM outputs from an ATtiny85
Mcu

Twelve PWM outputs from an ATtiny85

This project describes how to get 12 analogue PWM outputs from an ATtiny85, so you can drive 12 LEDs with individual control over each LED's brightness. David Johnson-Davies writes: Each LED can be set to a brightness between 0 (off) and 63 (fully on). The demonstration program shows a...

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