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agp.cooper

Pre-retirement - so too much time to spend on my hobbies!

Perth, Western Australia

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This user joined on 07/23/2016.

My Projects

A minimal 8 bit TTL CPU using 1970s technology

Weird CPU

Code for a spectrum analyzer.

Spectrum Analyser Code

I bought one of these for about A$32. Pretty good once you debug the demo code!

The WaveShare 2.9" e-Paper Display

TD4 CPU is a "4bit CPU that runs". It is very interesting for what can be done with so little.

TD4 CPU

I have been exploring one bit CPUs. For the right application they may be worth knowing.

One Bit CPUs

Taming the 74LS181 ALU chip

The 74LS181 ALU

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Projects I Contribute To

Hackaday Prize 2019

The reduction of strain-wave, but using a 'single' stage planetary gearset.

MPRT - Modified planetary robotics transmission

Where DIY DIP/SSI/MSI CPU makers meet and discuss other TLA (three letters acronyms)

Hackaday TTLers

Yann Guidon / YGDES

The 2018 Hackaday Prize

Yet another manual programmer for old fuse PROM chips

PROMer

Yann Guidon / YGDES

Let's talk about radio.

RF Chat

Projects I Like & Follow

Where DIY DIP/SSI/MSI CPU makers meet and discuss other TLA (three letters acronyms)

Hackaday TTLers

Yann Guidon / YGDES

Hackaday Prize 2019

The reduction of strain-wave, but using a 'single' stage planetary gearset.

MPRT - Modified planetary robotics transmission

If you have a lot of time, you can decide your position on Earth just using watches and eyes. Or RTC and LDR.

Light level geolocator

Writing on a whiteboard with stepper motors

Scribing Robot

Project to build the first working replica of the 1987 Soviet concept design.

SPHINX (СФИНКС) Home Computer System

A contactless encoder for the NEMA 17 stepper motor

AS5600 Stepper Motor Encoder

Everywhere i read people are excited to get mlx90640 working. here are examples using arduino w 800bytes ram, and 1k with calibrated DEG C

mlx90640 sensor works w 800 bytes

A 12-bit TTL-based Microprogrammed Computer

STUPID Computer

Suite-16 is a 16-bit cpu built entirely from TTL. It is a personal exploration of how hardware and software interact.

Suite-16

Replica of the iconic Polish Z80 microcomputer from the late eighties.

MIK CA80 microcomputer

In this project, I make a big size 3d printer 400 x 400 x 400 mm for a collage project.

How to make a Big 3D Printer at Home | 3D Printer

Making a book unique, even though I absolutely can't draw.

Laser-etched book edges

Charlie Williams

Roll your own challenge: computing in 66 lines of printout - homebrew CPU, or emulator, or both! Or anything really.

One Page Computing Challenge

Oberth Arm

A Side project where I try and build various scriptable retro game engines in the browser.

HTML5 Retro Game Engine(s)

A generic "smart" switch-mode PSU module controlled via SPI and capable of switching up to 50A.

High-power DC-DC power supply

Stuart Longland

A Streamlined IDE for Coding and Programming the ATtiny10 and other ATTiny Devices

ATTiny10IDE

This module has an OLED display with two buttons, 5-way joystick and a 3-axis accelerometer. This is useful in setting up UI for a project.

Easy to Implement UI || OLED Display with Joystick

akarshagarwal98

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