In this project, I am showing you how to build a digital laser tachometer based on Arduino for around 10$. If you need to measure rotational speed, you can just buy it or do it yourself and learn something while building it!
📌 Used parts:
Arduino Nano:
www.ebay.com/i...
128 x 32’’ I2C OLED Display:
www.ebay.com/i...
Tactile Push Button (6x6x7mm):
www.ebay.com/i...
Battery connector:
www.ebay.com/i...
Laser emitter:
www.ebay.com/i...
Laser sensor:
www.ebay.com/i...
M2x6mm Screws:
www.ebay.com/i...
📌 Other:
3D File:
www.thingivers...
Code:
github.com/Eli...
Third party used libraries:
github.com/ada...
github.com/ada...
Electronic connections:
128 x 32’’ I2C OLED Display to Arduino Nano as follows:
GND to GND
VCC to 5V
SCK to A5
SDA to A4
9V Battery to Arduino Nano as follows:
Negative (black) to GND
Positive (red) to Push Button Pin 1 and Push Button Pin 2 to VIN
Laser Diode to Laser Sensor Module as follows:
Positive (red) to VCC
Negative (blue) to GND
Laser Sensor Module to Arduino Nano as follows:
VCC to 5V
GND to GND
OUT to D2
► Music Credit: Dj Quads
Track Name: "It's Near"
Track Name: "Dreams"
Music by Dj Quads @ / aka-dj-quads
• Official DJ QUads RU-vid channel HERE: www.youtube.co....
• DJ QUads Twitter HERE: / djquads
• DJ QUads Spotify HERE: open.spotify.c....
• DJ QUads Instagram HERE: / djquads
• Original upload HERE - www.youtube.co....
• Music promoted by NCM: goo.gl/fh3rEJ
#3dprinting #arduino #diy
15 окт 2024