Range Finder

About

Range finder in C with Rpi Pico, HC-SR04 ultrasonic sensor, and an SSD1306 OLED display. This project is for fun and keeping up chops.

Image of Project

Modules

• Raspberry Pi Pico
• HC-SR04 Ultrasonic Sensor
• ssd1306 128x32 OLED Display

Schematic

References

Code

• https://github.com/daschr/pico-ssd1306
• https://github.com/KleistRobotics/Pico-Ultrasonic

Compiing for Pi Pico

• https://www.digikey.com/en/maker/projects/raspberry-pi-pico-and-rp2040-cc-part-1-blink-and-vs-code/7102fb8bca95452e9df6150f39ae8422

Pico Pinout

• https://www.raspberrypi.com/documentation/microcontrollers/images/pico-pinout.svg

Datasheets

• https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdf
• https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf
• https://cdn-shop.adafruit.com/datasheets/SSD1306.pdf

Fritzing

• https://www.raspberrypi.com/documentation/microcontrollers/raspberry-pi-pico.html#pinout-and-design-files
• https://forum.fritzing.org/t/0-91-inch-oled-i2c-display-128-x-32-pixels/17873