How to Build a LASER TACHOMETER
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:
https://www.ebay.com/itm/MINI-USB-Nano-V3-0-ATmega328P-CH340G-5V-16M-Micro-controller-Board-Arduino/263028181552?hash=item3d3db38a30:m:mEdYzNzkjui_b1LT1jFlvUA
128 x 32’’ I2C OLED Display:
https://www.ebay.com/itm/1pcs-0-91-128x32-IIC-I2C-OLED-LCD-Display-DIY-Module-DC3-3V-5V-For-PIC-Arduino/183447406048?hash=item2ab65145e0%3Am%3AmMxose4lr_WvUOaZBpEgB-Q&LH_BIN=1
Tactile Push Button (6x6x7mm):
https://www.ebay.com/itm/2-Pin-Momentary-Tactile-Tact-Push-Button-Switch-Black-6x6x4-3mm-7mm-Miniature/183251999404?hash=item2aaaab9aac:m:m40riuiMesI0w5neIvrkrPQ
Battery connector:
https://www.ebay.com/itm/10-Pcs-Snap-9V-9-Volt-Battery-Clip-Connector-I-Type-Black-w-Cable-Black/122813228347?hash=item1c983d253b%3Ag%3AZfUAAOSwDrNZS16w&LH_BIN=1
Laser emitter:
https://www.ebay.com/itm/650nm-6mm-5V-5mW-mini-Laser-Dot-Diode-Module-Copper-X6B2-SAL-Dot-Red-Head-K-K2X9/264416958362?hash=item3d907a979a:g:sjAAAOSwRn5dQ0Sx
Laser sensor:
https://www.ebay.com/itm/Laser-Sensor-Module-non-modulator-Tube-Laser-Receiver-Module-DIY-For-arduino-WF/372880764757?hash=item56d16cef55:g:DJUAAOSwmxVdnvDY
M2x6mm Screws:
https://www.ebay.com/itm/50PCS-M2X6mm-Screws-Stainless-Steel-Round-Head-Plain-End-Metric-Machine/401255438898?hash=item5d6cb01a32:g:MWwAAOSwopRYb-h6
📌 Other:
3D File:
https://www.thingiverse.com/Elite_Worm/about
Code:
https://github.com/EliteWorm/Tachometer/blob/master/Laser_Tachometer_V1_0_0.ino
Third party used libraries:
https://github.com/adafruit/Adafruit_SSD1306
https://github.com/adafruit/Adafruit-GFX-Library
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 @ https://soundcloud.com/aka-dj-quads
• Official DJ QUads YouTube channel HERE: https://www.youtube.com/channel/UCusF...
• DJ QUads Twitter HERE: https://twitter.com/DjQuads
• DJ QUads Spotify HERE: https://open.spotify.com/artist/2VZrd...
• DJ QUads Instagram HERE: https://www.instagram.com/djquads
• Original upload HERE - https://www.youtube.com/watch?v=G5mRT...
• Music promoted by NCM: https://goo.gl/fh3rEJ
#3dprinting #arduino #diy
Видео How to Build a LASER TACHOMETER канала Elite Worm
📌 Used parts:
Arduino Nano:
https://www.ebay.com/itm/MINI-USB-Nano-V3-0-ATmega328P-CH340G-5V-16M-Micro-controller-Board-Arduino/263028181552?hash=item3d3db38a30:m:mEdYzNzkjui_b1LT1jFlvUA
128 x 32’’ I2C OLED Display:
https://www.ebay.com/itm/1pcs-0-91-128x32-IIC-I2C-OLED-LCD-Display-DIY-Module-DC3-3V-5V-For-PIC-Arduino/183447406048?hash=item2ab65145e0%3Am%3AmMxose4lr_WvUOaZBpEgB-Q&LH_BIN=1
Tactile Push Button (6x6x7mm):
https://www.ebay.com/itm/2-Pin-Momentary-Tactile-Tact-Push-Button-Switch-Black-6x6x4-3mm-7mm-Miniature/183251999404?hash=item2aaaab9aac:m:m40riuiMesI0w5neIvrkrPQ
Battery connector:
https://www.ebay.com/itm/10-Pcs-Snap-9V-9-Volt-Battery-Clip-Connector-I-Type-Black-w-Cable-Black/122813228347?hash=item1c983d253b%3Ag%3AZfUAAOSwDrNZS16w&LH_BIN=1
Laser emitter:
https://www.ebay.com/itm/650nm-6mm-5V-5mW-mini-Laser-Dot-Diode-Module-Copper-X6B2-SAL-Dot-Red-Head-K-K2X9/264416958362?hash=item3d907a979a:g:sjAAAOSwRn5dQ0Sx
Laser sensor:
https://www.ebay.com/itm/Laser-Sensor-Module-non-modulator-Tube-Laser-Receiver-Module-DIY-For-arduino-WF/372880764757?hash=item56d16cef55:g:DJUAAOSwmxVdnvDY
M2x6mm Screws:
https://www.ebay.com/itm/50PCS-M2X6mm-Screws-Stainless-Steel-Round-Head-Plain-End-Metric-Machine/401255438898?hash=item5d6cb01a32:g:MWwAAOSwopRYb-h6
📌 Other:
3D File:
https://www.thingiverse.com/Elite_Worm/about
Code:
https://github.com/EliteWorm/Tachometer/blob/master/Laser_Tachometer_V1_0_0.ino
Third party used libraries:
https://github.com/adafruit/Adafruit_SSD1306
https://github.com/adafruit/Adafruit-GFX-Library
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 @ https://soundcloud.com/aka-dj-quads
• Official DJ QUads YouTube channel HERE: https://www.youtube.com/channel/UCusF...
• DJ QUads Twitter HERE: https://twitter.com/DjQuads
• DJ QUads Spotify HERE: https://open.spotify.com/artist/2VZrd...
• DJ QUads Instagram HERE: https://www.instagram.com/djquads
• Original upload HERE - https://www.youtube.com/watch?v=G5mRT...
• Music promoted by NCM: https://goo.gl/fh3rEJ
#3dprinting #arduino #diy
Видео How to Build a LASER TACHOMETER канала Elite Worm
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