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Troy Schrapel

Australian Software Developer and Electronics Enthusiast

South Australia
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11 Followers
13 Following
8 Projects
111 Likes
troy-schrapel
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This user joined on 04/28/2020.

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HBC-56 A homebrew 8-bit computer with a backplane. Initially with a 65C02 CPU card, a TMS9918A VDP and dual AY-3-8910 audio.
Project Owner Contributor

HBC-56: 65C02 + TMS9918A on a backplane

troy-schrapelTroy Schrapel

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Cherry MX compatible upgrade for Mitsumi mylar keyboards in Texas Instruments TI-99∕4A computers - using original keycaps.
Project Owner Contributor

KEYBOARD∕4A-99

troy-schrapelTroy Schrapel

1.7k
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My HBC-56 - a retro 65C02/TMS9918A/AY-3-8910 homebrew computer fully emulated on a single Raspberry Pi Pico
Project Owner Contributor

PICO-56: 65C02 + TMS9918A on a Pi Pico

troy-schrapelTroy Schrapel

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A replacement for the classic TMS9918A VDP, powered by a Raspberry Pi Pico (RP2040)
Project Owner Contributor

PICO9918

troy-schrapelTroy Schrapel

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Inspired by Ben Eater and James Bates, I built my own and kept building...
Project Owner Contributor

Troy's breadboard computer

troy-schrapelTroy Schrapel

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Open source TMS9918 emulator library written in C99 with no dependencies.
Project Owner Contributor

TMS9918 Emulator Library

troy-schrapelTroy Schrapel

View all 8 projects

Things I've Built

8-bit breadboard computer

61.5k
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A Raspberry Pi based Astrophotography System
Project Owner Contributor

StarPi

chrisChris

45.4k
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EasyIoT framework is cheap, reliable, secure IoT framework build from Raspberry Pi, Arduino and various sensors and transcivers.
Project Owner Contributor

EasyIoT framework

easyiotEasyIoT

37.5k
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bringing additive manufacturing to the next level
Project Owner Contributor

prism laser scanner

hexastormHexastorm

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Reef tank controller used to monitor various parameters such as temp and pH, and also control equipment such as pump and lights.
Project Owner Contributor

AquaPic - Aquarium Controller

skyler-brandtSkyler Brandt

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Tutorial on how to run Windows PC applications on Android mobile devices
Project Owner Contributor

Launch any Windows Software on Android

dmitryDmitry

  • oshpark
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electronic conference badge for 2018 Open Hardware Summit attendees
Project Owner Contributor

2018 Open Hardware Summit badge

oshparkoshpark

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4 Digit Nixie Clock driven by Raspberry Pi Zero and Arduinix board.
Project Owner Contributor

Raspberry Pi Zero Nixie Clock

maksim-surguyMaksim Surguy

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8k
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A simple board that lets you use the SPI interface on a Raspberry Pi to program ATMEL AVR microcontrollers.
Project Owner Contributor

AVR Programmer for Raspberry Pi

kevinKevin

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6.6k
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A software interface for the breadboard. Configures your prototypes without wires or other components.
Project Owner Contributor

The MetaBoard

freesearchFreesearch

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6.6k
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Driving controller-less graphics LCD with Arduino
Project Owner Contributor

Arduino CLGLCD

ivan-kostoskiIvan Kostoski

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A robot arm kit that works with the Raspberry Pi
Project Owner Contributor

MeArm Raspberry Pi Edition

mime-industriesMime Industries

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Use your Raspberry Pi to "convert" your WiFi connection to wired. Use your old router as access point with Ad-Blocking.
Project Owner Contributor

Raspberry Pi route WiFi through Ethernet

dimitris-matsoukasDimitris Matsoukas

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4.4k
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Multispectral (LWIR, NIR, Vis, UV) Imager and Imaging (NIR-Vis-UV) Polarimeter Based on the Raspberry Pi
Project Owner Contributor

All-Mode Raspberry Pi Imager

david-prutchiDavid Prutchi

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An educational system designed to bring AI and complex robotics into the home and school on a budget.
Project Owner Contributor

Cardware

morningstarMorning.Star

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Modular 8-bit computer system based on the WDC 65C02 and a mix of modern hardware.
Project Owner Contributor

Herring 6502 Computer

colinColin

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Display Temperature on LCD Using an Arduino
Project Owner Contributor

Arduino LCD Temperature Controller

timothy-coyleTimothy Coyle

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Homebrew Retro-Inspired 32-bit CPU And Video Game System
Project Owner Contributor

Project Ember

tomTom

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The FTDI cable devices sends up to 3 characters after CTS negated, so the 6850 misses characters.
Project Owner Contributor

FTDI USB cable problems with 6850 ACIA

keithKeith

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