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Series Etch-a-Snap

made  raspberry-pi

Etch-A-Snap
The Raspberry Pi powered Etch-A-Sketch camera

made

Build Putting together the Etch-A-Snap

made  games

Image Processing Preparing the image to plot

made

Drawing Converting the image to a line drawing

made

Plotter From drawing instructions to motor movements.

 

K bye, THX 1138.

 

Gyroscopic 3D wireframe cube

Using a 3-axis gyro for live 3D perspective
proto

3-axis Accelerometer-Gyro

Measuring acceleration and orientation with an MPU6050
how

Driving I2C OLED displays with MicroPython

I2C monochrome displays with SSD1306
how  electronics
 
proto  electronics

3D wireframe cube with MicroPython Basic 3D model rotation and projection

how  electronics

Displaying images on OLED screens Using 1-bpp images in MicroPython

made

Lucky Cat Spinning-arm Display Python-powered Maneki-neko persistence of vision scroller

proto  biology

Building a MicroPython heart rate monitor Finding the beat in HR sensor data

 

Wemos D1 pin numbers & functions

Pin mapping and I2C/SPI from MicroPython
notes

Heart rate (HR) sensors

Photoplethysmography, because that's a real word
how  raspberry-pi

Scroll pHAT Tetris

Published 05.05.2017
proto  raspberry-pi
 
made  8bit

Safari Sam 1994 platform game for the Sam Coupé 8bit computer

proto  raspberry-pi

KropBot Multiplayer internet-controlled robot