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DIY Arduino Boards for IO using port expanders and I2C
DIY Arduino Boards PCF8674 MCP23017 74HC595 CD4021
I2C
Parallel IO
Piezo buzzers
See the Files section for a wide range of sensors and sample code
Schematics
PCB Layout
Sample Code
Motorola 6800 Simulator
Software simulator for the Motorola 6800/Heathkit ET-3400 trainer system, with a number of simulated IO modules to allow for running of legacy code, new labs and teaching.
bmp24_io is a small collection of C-subroutines for reading and writing image files. The focus is on an easy use for teaching purposes and quick evaluation of research ideas. Students with different proficiency in C should be able to use bmp24_io.
Java IO Extension is a open source project which extends java IO package by providing a java class library to access IO system in a local area network Developers can easily use IO Extension just like using java IO API to access a remote IO system
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Working with microprocessors is one of the most creative, challenging and rewarding areas of electronic and software engineering. Open-USB-IO makes learning this process fun and easy.