Category Archives: Coding

Could Vintage Computers Do AI?

Posted on 2026-05-26 by M. Eric Carr

How much faster is a modern PC, compared to a 1982-era Sinclair? Could the Sinclair do AI? Continue reading →

Posted in Algorithms, BASIC, C | Leave a comment

CYDs (and Vibe Coding)

Posted on 2026-02-26 by M. Eric Carr

The ESP32 “CYD” (“Cheap Yellow Display”) is easy to use, especially when combined with Generative-AI-assisted coding… Continue reading →

Posted in Arduino, C, Coding, Current Events, Digital Citizenship, Fractals, Machine Learning / Neural Networks | Leave a comment

Serial LED Matrix

Posted on 2025-12-31 by M. Eric Carr

Daisy-chained SPI interfaces and fast microcontrollers make driving large, bright LED displays easy. Continue reading →

Posted in C, Components, Electronics, Toys, User Interface Design | Tagged , | Leave a comment

Bus Prognosticator

Posted on 2025-11-30 by M. Eric Carr

A Bus Prognosticator, to show estimated time until the next inbound SEPTA bus. Continue reading →

Posted in 3D Printing, Arduino, C, Networking, Projects, Tools | Leave a comment