Author name: Raspberry Pi Expert

Raspberry Pi mini PC transformed into an MCU programmer using LEMPA

Raspberry Pi enthusiasts may be interested in a new project called LEMPA or the LEan Mean Programming mAchine, created by developer Roey Benamotz. A custom PCB that contains all the relevant connections required to program a ATMega328 (including external oscillator), ATTiny, ESP8266, Arduino mini pro or any other ATMega controller via connector. The LEMPA is …

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Farmaid: Plant Disease Detection Robot

Robot that drives around autonomously in greenhouse environment and identifies diseases. Inspired by the work of plantvillage.psu.edu and iita.org, we wanted to use the DonkeyCar platform to build a autonomous robot that can move in a farm environment without damaging existing plants or soil and use object detection to find and mark diseased crops with …

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Pi OS for Zynqberry: Adafruit RFM69 Radio with CircuitPython

Adapting Adafruit’s CircuitPython to use the RFM69HCW Radio FeatherWing on the Zynq-7000 series FPGAs. One of my most commonly used Raspberry Pi shields I discovered a few years ago is the 433 MHz RadioFruit RFM69HCW Transceiver Radio Bonnet from Adafruit. The RFM69HCW is a transceiver module with a wide operating frequency range, and all of …

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Distributed Emergency Communication System

A rapidly deployable distributed Wi-Fi IEEE 802.11s mesh communication network with cellular modem Internet access for emergency disasters. Features Internet access via a USB cellular modem Wi-Fi IEEE 802.11s mesh distributed communications 3D printed water-proof enclosure Open source software, open hardware Compact Long range open hardware omni directional antenna (up to 1 km between nodes) …

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TensorFlow Object Detection with Home-Assistant

Get started with TensorFlow object detection in your home automation projects using Home-Assistant. Introduction WARNING: there are currently issues with the Tensorflow integration in Home Assistant, which arise due to complexity of supporting Tensorflow on multiple platforms. I do not recommend attempting to follow this guide unless you are very confident at debugging installation issues. Otherwise …

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Simple Lane Detection

A simple lane detection system I had developed a while back. UPDATE: Version 2 of my Lane Detection System is up! Check out my Curved Lane Letector here! Introduction In any driving scenario, lane lines are an essential component of indicating traffic flow and where a vehicle should drive. It’s also a good starting point when …

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