17838 Results for "raspberry pi"

PICO-56 coming soon!
Log from HBC-56: 65C02 + TMS9918A on a backplane
The complete HBC-56 (65C02/TMS9918A/AY-3-8910) homebrew CPU now emulated on a $4 Raspberry Pi Pico. Project details coming soon: https://github.com/visrealm/pico-56 Here's a sneak peek at the new PCBs

Classic Amiga Boing Ball demo recreated on the PICO-56
Log from HBC-56: 65C02 + TMS9918A on a backplane
It's alive! Had to recreate the classic Amiga Boing Ball demo on my PICO-56. The PICO-56 is my HBC-56 (65C02/TMS9918A/AY-3-8910) homebrew computer emulated on a single $4 Raspberry Pi PIco.Created a new repo for the PICO-56 project: https://github.com/visrealm/pico-56...

Pico 2G Expansion Board - Kickstarter
Details from Pico 2G Expansion Board - Kickstarter
Just Now SB Components has launched another creative stuff on Kickstarter, A first-ever Pico 2G expansion board ever made. Pico 2G Expansion is powered by the SIM868 quad-band GSM/GPRS module, which includes an onboard CH340...

Prepare the PiDP-11
Instructions from PiDP-11 I/O Expander
If you have already built your PiDP-11 kit, you will need to remove the PCB from the case such that you have access to both sides for soldering. The Raspberry Pi should be removed from the GPIO connector. If you are building your PiDP-11 kit, follow...

Connect Jumper Wires
Instructions from PiDP-11 I/O Expander
Connect jumper wires from the right-angle headers soldered in Step 2 on the PiDP-11 to the 5V/GND and I2C (J1) headers on the I/O Expander. The SERIAL CONSOLE (5V TTL SERIAL) header is the most convenient location to access 5V/GND, however...

Din Rail mount for Raspberry Pi Pico
Details from Din Rail mount for Raspberry Pi Pico
Overview: milled 4 module DIN rail enclosure top shell with grey or transparent cover for EN50022 DIN rails pcb with 2x 20pole female pin headers to plug a Raspberry Pi Pico optional integrated voltage regulator (input voltage 9..35V via 2 way terminal...

Assembling the Tracked Robot Chassis
Instructions from Autonomous Litter Detection Robot w/ Edge Impulse
First of all, I assembled the DFRobot Black Gladiator (Tracked Robot Chassis) and connected an L298N motor driver module to the robot chassis to control its DC motors easily with Raspberry Pi GPIO pins. ⭐ Install the load-bearing wheel (first...

Building the Litter Detection Robot
Instructions from Autonomous Litter Detection Robot w/ Edge Impulse
To supply the Raspberry Pi 4 and the L298N motor driver module, I used a Xiaomi 20000 mAh 3 Pro Type-C Power Bank. I connected a USB buck-boost converter board to the Xiaomi power bank to elicit stable 12V for DC motors of the robot chassis.

Working "Teeny-Tiny Turntable"
Details from Working "Teeny-Tiny Turntable"
What is the "Teeny-Tiny Turntable"?You know those kits you find in tiny boxes within Barnes and Noble or Urban Outfitters containing desk toys like "The Mini Zen Gardening Kit" or "The Mini Bonsai Kit"? Well this Teeny-Tiny Turntable kit was released...

Apple Bandai PIPPIN 256GB from Evangelion
Details from Apple Bandai PIPPIN 256GB from Evangelion
Project has differences from Wonderswan:Analog sticks instead of buttonsLace hook in different placeMinor design differencesI will design case using original Wonderswan Color 3d scanned. Then i'll fit Raspberry Pi Zero inside:In main assemblyOr...

Hub2Hub Communication
Log from Livestock and Pet Geofencing
I manage to get two-way communication between the hub and a computer. I used the following resources: https://github.com/bricklife/LEGO-Hub2Hub-Communication-Hacks https://hubmodule.readthedocs.io/en/latest/hub2hub/ I am still working on getting Hub2Hub...

OpenTester
Details from OpenTester
Developing and testing (mostly) embedded systems can often require a lot of external equipment for juggling e.g. external pins and / or analog signals. Based on my old project made for the Aerospace Industry, I've decided to reinvent it and make...

To capture fast-moving objects' images?
Details from To capture fast-moving objects' images?
Why Global Shutter? For some applications with fast-moving scenarios, rolling shutter cameras will have distortion effects which leads to the input image data being invalid. Global Shutter cameras perform better. Details about the Global Shutter Camera...

Testing Images
Log from WildCat
I've taking random images from the Internet to test the Node Red flow. I was interested in both mobilenet and cocossd. Once I go live than will be using the Raspberry Pi Pin node to recognize movement from the PRI to take a picture. Below are results...

21/04/2022 Project log entry #1
Log from Smart earbuds
21/04/2022 We created the hackaday page for the project. The schematics and components were immediately added.Half of the group worked on defining our user's persona model in order to better figure out the needs our project should solve. This process...

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