All You Ever Needed To Know About UPDI, And Then Some!

This entry is part 6 of 7 in the series IMPLEMENTING UPDI FROM SCRATCH

Part VI — The Complete Reference Design, Operating Guide, Troubleshooting Manual, and Resources Updated for the finalized NANO UPDI PROGRAMMER Rev. 1.0.0 hardware We began this series with one deceptively simple question: What is UPDI? Six parts later, the answer is considerably richer than: “It is Microchip’s one-wire programming interface.” UPDI is indeed a one-wire

The Definitive Guide to RS-232 Communication: History, Standards, and Relevance in the Modern World

The Definitive Guide to RS-232 Communication: History, Standards, and Relevance in the Modern World
Serial COnnector Sub-D9

Introduction RS-232, often referred to as a legacy serial communication standard, has been the backbone of communication in electronics and computer systems for decades. Developed in the early 1960s, RS-232 became the standard for robust, reliable data transfer between computers, modems, and peripherals. While USB, TTL serial, and wireless protocols have supplanted RS-232 in consumer

An Introduction to C for Arduino Users

Explore the essentials of C programming tailored for Arduino users. This comprehensive guide covers variables, data types, control structures, functions, arrays, and pointers, with practical code examples to help you harness the full potential of the Arduino platform.

Beware of Fake Chips: A Hard Lesson in Electronics

If you’ve been following my blog for a while, you know that I love tinkering with electronics. Recently, I encountered a situation that has driven home the importance of sourcing components carefully, especially when dealing with critical parts like EEPROMs. A couple of weeks ago, I decided to purchase ten AT28C64B-150PU EEPROM chips from Amazon