Blog

USB-C Power Delivery – Getting Voltages out of a Charger using Pi Pico and Python!

shabaz

Introduction December has been a good month for USB-C Power Delivery projects and experimentation. I hope it continues into the next year. Here are some new blog posts that were created during December! They could be of interest to anyone curious abo...
- 1 Jan 2023
BP Classification & announcing Results over Voice Using Pi3

Akarshcetech

In this Upgrade Project, I Have provided the following parameters 1. SpO2 2. IR Temperature Sensor 3. LCD Display 4. Voice Broadcasting 5. Data Saving For Future ML Training I added the basic details of different Classifications of blood pres...
- 3 Dec 2022
Pi Pico in Industrial Fan Control

kmikemoo

Back in Experimenting with Thermistors, I described the challenge I had with Bitcoin miners heating the warehouse area I use as a training space. Recently, we had three small upper windows installed that I can open. The original wind...
- 23 Oct 2022
help: how do I use the Pico USB as COM port, with support for RX interrupt?

Jan Cumps

I know how to use plain UART on the Pico, with receive interrupt. See advanced_uart.c. I also know how to make the UART show and work as a COM device. See hello_usb makefile. I'm looking for help on the following: use the USB as a COM, and ...
- 19 Oct 2022
Using a Raspberry Pi PICO-W to retrieve and display real-time train arrivals on a 20x4 character OLED

BigG

Introduction In this blog I explain how I created a solution, which displays real-time train arrivals data for a station platform (i.e. in one direction) on a 20x4 character OLED display using a Rasberry Pi PICO-W board. The motivation behind this p...
- 3 Oct 2022
Display setup

imalias

I saved up for 6 weeks to buy a 7" Touchscreen and I don't know how to install it on my Raspberry Pi B+ V1.2 because there are no instructions in the box and I can't find them online. The box doesn't even say what model s...
- 24 Sep 2022
Raspberry PI 4 Water Cooling

feiticeir0

Hi all ! Hope everyone is well. Just want to share my latest project - a water cooled Raspberry PI. Why ? Well, since I was a teenager (I'm from the 80s) that I wanted to have a Water cooled Desktop PC. I first saw one in 2004 at a Lan Party (...
- 9 Sep 2022
Multiple DS18B20 Temp sensors interfacing with Raspberry Pi

vinayyn

Interfacing Nine DS18B20 Temperature sensors with Raspberry Pi and Displaying sensor data Using Python I have gone through some tutorials for interfacing the DS18B20, In those, They have given the explanation of how to interface the DS18B20 using Ar...
- 9 Aug 2022
Building SDR++ from source code on a Raspberry PI 4 4GB

TekMaker

SDR++, The bloat-free SDR software Here is the link to my video for this https://youtu.be/DJfWr0Wvxq8 This assumes that you have already installed your SDR drivers, for the RTL-SDR I use the Osmocom ones from https://www.rtl-sdr.com/rtl-s...
- 8 Aug 2022
Receiving Weather Satellites on a Raspberry Pi or Linux

TekMaker

I found it necessary to create this article for a few reasons Most of the YouTube/Instructables focus on aerials or only Windows installation The ones that are for the Raspberry Pi are out of date A url has changed which prevents WxToImg updat...
- 8 Aug 2022
Pico IoT LoRaWAN EasyNode

shabaz

Table of Contents Introduction What does it do? How Does it Work? Circuit Diagram Building It Current Features Future Features Known Defects Security System Power Controller Firmware Pico Firmware Optionally Building the Pico Code Configuring It Ex...
- 27 Jul 2022
XR-1000 Chassis and Electromechanicals: Putting it Together

shabaz

Table of Contents Introduction Assembling the Chassis Attaching the Control Boards Using It Ideas Introduction The XR-1000 is an easy-to-build, hopefully easy-to-use, Python-operated, open-source/open-hardware hackable eXperimental Robot just sl...
- 4 Jul 2022
Raspberry Pi BLE and WiFi Internet Radio

fmilburn

My brother who is a wood working enthusiast asked me about electronics for making a BLE speaker box with the form factor of a mid-century table top radio. His inspiration, which I really like, is this: He had found a BLE receive...
- 17 Jun 2022
AI for ‌Truck APS Failure Detection ‌on‌ ‌a‌ ‌$4 MCU

vilaksh01

How to apply the TinyML approach to detect truck failure related to the Air Pressure System (APS) in a timely manner.
- 30 May 2022
TinyML Gearbox Fault Prediction on a $4 MCU

vilaksh01

How to apply the tinyML approach to detect broken tooth conditions in the gearbox based upon recorded vibration data.
- 30 May 2022
Impedance Measurement and an Experimental LCR Meter

shabaz

Table of Contents Introduction High-Level View Principle of Operation Circuit Diagram DSP Block Diagram Building It Programming It Using It Calculations Results Result A – 10 ohm DUT Result B: 10 ohm and 220nF in Parallel Result C: 10 ohm...
- 7 May 2022
Counting Traffic with Telraam - heavy vehicles

Jan Cumps

What happened before: Counting Traffic for the Community - Telraam.Counting Traffic with Telraam - stats after 2 days. I installed a traffic counter, to help measure traffic flows in my community.It films the street, recognises traffic, type of ...
- 5 Apr 2022
XR-1000 Pico+Python Robot Control Keypad

shabaz

Table of Contents Introduction Circuit Diagram Building It Programming It Customizing It Using It Summary Introduction This is a simple, quick-to-build project that mainly consists of a keypad and loudspeaker under the control of a Pi Pico. It ...
- 26 Mar 2022
Counting Traffic with Telraam - stats after 2 days

Jan Cumps

What happened before: Counting Traffic for the Community - Telraam. I installed a traffic counter, to help measure traffic flows in my community.It films the street, recognises traffic, type of movement, direction and speed.Its telemetry data&nb...
- 25 Mar 2022
Counting Traffic for the Community - Telraam

Jan Cumps

There will be big infrastructure works in my part of Brussels. The government is trying to measure the impact of deviations and road blocks on traffic.They also try to assess if the currently being built metro line M3 has a positive impact ...
- 23 Mar 2022
XR-1000 Pico-Based Robotic Motion Subsystem

shabaz

Table of Contents Introduction Operating the Board Method 1: PC command-line interface via USB Method 2: Serial (UART) connection Ordering the Parts Building It Motors Circuit Diagram Printed Circuit Board Uploading Firmware to the Board C...
- 6 Mar 2022
PicoSynthRF - A Python-based RF Signal Generator

shabaz

Table of Contents Introduction Components Building It Jumper Connections Programming It Step 1 Step 2 Using It Experimenting with the Code Enclosure Parts List Summary Introduction This blog post is about a simple way to generate an ad...
- 2 Feb 2022
RPI Pico - Interrupt Latency under Arduino Framework

scottiebabe

Soft 404
- 19 Jan 2022
RPI Pico Pimoroni Display

scottiebabe

Soft 404
- 29 Dec 2021
Low-cost 8V 6A Power Supply for motor projects : )

shabaz

This Power Supply has been available for a while perhaps, but I just noticed it now, it is just £11+tax, which is very good for a (hopefully) safe power brick. The information here is just informational : ) use caution with supplies capabl...
- 14 Dec 2021