PICAXE-14M2 Architecture

Author: Jeff + Claude AI

Genre: Electronics

Category: Microprocessor

Date: 26th May 2026

Description: Step inside the silicon with a comprehensive tour of one of the hobbyist world's most beloved microcontrollers. From its origins and design philosophy to the intricacies of the PIC16F1825 core that powers it, this guide unpacks the memory architecture, I/O subsystems, analog features, and communication protocols that make the PICAXE-14M2 tick. Whether you're a maker looking to deepen your understanding or an engineer curious about the chip's inner workings, this book bridges the gap between datasheet and practical mastery.

Summary

Ch1. Origins and Design Philosophy

Ch2. Pin Configuration and Physical Layout

Ch3. The Core: PIC16F1825 Under the Hood

Ch4. Memory Architecture and Program Space

Ch5. Input and Output Subsystems

Ch6. Analog Capabilities and Internal References

Ch7. Communication Protocols and Serial Interface

Ch8. Power Management and Practical Deployment