Digital Library

Agent-first digital library. Each book has a free overview
(description + chapter list) at /library/<book>/.
The full manuscript lives at /library/complete/<book>/ (paid via x402).
Individual chapters are under the free overview path. Free teasers are ungated.
Append .md to any content URL for Markdown.

Machine catalog (free, no payment):
/library/discovery.json
— books, chapter prices, free vs paid, HTML + .md URLs.
Per-book: /library/<book-slug>/discovery.json.
REST: /wp-json/x402-library/v1/discovery.

Batch metadata files used at import time: discovery.json,
index.json, per-book metadata/toc.json.

Understandingcircuitslearningproblemsolvingusingcircuitanalysis

This resource introduces fundamental principles of electrical and electronic circuit analysis, teaching readers a structured problem-solving approach to deconstruct complex systems. It covers essential components like resistors, capacitors, diodes, transistors, and operational amplifiers, explaining their behavior and applications. Through detailed explanations and exercises, learners will grasp core circuit laws and gain practical skills in analyzing various circuit configurations, ultimately fostering a foundational understanding of both circuit mechanics and general engineering problem-solving.

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Tags: circuit analysis, problem solving, electrical engineering, electronic circuits, resistors, capacitors, diodes, transistors, op-amps, circuit theory

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Smartphone Basedreal Timedigitalsignalprocessingsecondedition

This book teaches the practical implementation of digital signal processing (DSP) algorithms in real-time by utilizing smartphones as mobile laboratory platforms. It guides readers through setting up smartphone software development tools for Android and iPhone, covers fundamental concepts like analog-to-digital conversion and numerical precision, and provides ten hands-on lab experiments. The content is designed for individuals already familiar with DSP theory and C programming, enabling them to develop and execute real-time signal processing applications directly on their personal mobile devices, offering a cost-effective and accessible alternative to traditional hardware boards.

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Tags: smartphone-based signal processing, real-time signal processing, digital signal processing, mobile application development, android, iphone, embedded systems, practical applications, c programming, laboratory experiments

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Mobileroboticsformultidisciplinarystudy

This resource provides a foundational introduction to mobile robotics for advanced undergraduate and graduate students across various engineering and computer science disciplines. It covers the history of robotics, essential hardware components, locomotion, and kinematics, alongside core principles of control, including feedback mechanisms and various control architectures. Readers will learn about key artificial intelligence concepts vital for mobile robots, such as navigation, localization, and mapping, gaining a holistic understanding of the field through theoretical explanations and practical exercises.

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Tags: mobile robotics, artificial intelligence, robot control, robot hardware, kinematics, navigation, localization, mapping, control architectures, behavior-based control

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Microcontrollerprogrammingmsp430Fr2433Andmsp430Fr5994Part2

This book provides a comprehensive introduction to programming and interfacing with the Texas Instruments MSP430 family of microcontrollers, specifically focusing on the MSP430FR2433 and MSP430FR5994 LaunchPads. It covers fundamental concepts of microcontroller operation, including timer systems, interrupts, and analog-to-digital conversion, alongside practical programming techniques and interface concepts. Designed for upper-level undergraduate students in microcontrollers or mechatronics, and as a reference for practicing engineers, the text includes detailed tutorial information with illustrated examples and laboratory exercises to facilitate hands-on learning with these ultra-low power, 16-bit RISC processors featuring integrated digital and analog hardware.

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Tags: microcontrollers, msp430, embedded systems, programming, interfacing, electronics, digital circuits, analog circuits, timer systems, adc

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Microcontrollerprogrammingmsp430Fr2433Andmsp430Fr5994Part1Secondedition

This book provides a comprehensive introduction to a popular 16-bit microcontroller, detailing its architecture, ultra-low power consumption, and integrated digital and analog hardware. Through tutorials, illustrated examples, and laboratory exercises, readers will master programming techniques and interface concepts, including development with specific evaluation boards and ferroelectric RAM. The content covers C programming and an alternative development environment, making it suitable for upper-level students and engineers seeking a practical guide to this microcontroller family.

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Tags: microcontrollers, embedded systems, programming, circuit design, interfacing, electronics, digital circuits, c programming

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Microchipatmelavrmicrocontrollerprimerprogrammingandinterfacingth

This textbook provides a practical introduction to the Microchip AVR® microcontroller, specifically highlighting the ATmega164 and related devices. Readers will learn fundamental skills for setting up, programming in C, and interfacing these popular microcontrollers with various input and output devices. The content covers the architecture, memory, and internal subsystems like timers, serial communications, and analog-to-digital converters, progressing from basic operations to developing complex embedded system applications such as autonomous robots and multi-function weather stations.

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Tags: microcontrollers, embedded systems, avr, atmega164, c programming, electronics, hardware interfacing, digital circuits, system design

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Fundamentalsofelectronicsbook4Oscillatorsandadvancedelectronicsto

This series of focused lectures explores the design, analysis, and practical applications of digital circuits and systems. It covers a broad spectrum of topics, from fundamental electronic components, microcontroller programming, and embedded systems to advanced concepts like logic synthesis, circuit simulation, and high-speed digital design, providing readers with both foundational knowledge and real-world case studies in established and emerging areas of digital technology.

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Tags: digital circuits, digital systems, electronics, circuit design, circuit analysis, microcontrollers, embedded systems, logic design, circuit simulation, hardware design

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Fundamentalsofelectronicsbook3Activefiltersandamplifierfrequencyr

This book details the frequency-dependent behavior of electronic circuits, guiding readers through the creation of Bode Diagrams and the design of active filters using operational amplifiers. It thoroughly examines the high and low-frequency responses of various electronic amplifiers, including the impact of bypass and coupling capacitors and high-frequency transistor modeling. The content also addresses feedback amplifiers, potential instabilities, and strategies for optimal amplifier design.

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Tags: active filters, amplifier frequency response, bode diagrams, operational amplifiers, electronic circuit analysis, transistor modeling, feedback amplifiers, circuit design

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Fundamentalsofelectronicsbook2Amplifiersanalysisanddesign

This book offers a detailed exploration of electronic amplifiers, guiding readers through the analysis and design of various amplifier types. It covers fundamental concepts such as two-port network modeling and transistor response to AC signals, then progresses to discuss single and multi-transistor configurations, power amplifiers, and the principles of feedback amplifier design. The text also delves into both linear small-signal analysis and large-signal non-linear operation, including distortion, providing essential knowledge for understanding and applying analog electronic circuits.

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Tags: amplifiers, electronics, circuit analysis, transistor modeling, power amplifiers, feedback amplifiers, analog circuits, electrical engineering, two-port networks, distortion

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Fundamentalsofelectronicsbook1Electronicdevicesandcircuitapplicat

This book offers a foundational understanding of modern electronic devices and their circuit applications, detailing the basic operation of essential building blocks like operational amplifiers, semiconductor diodes, bipolar junction transistors, and field effect transistors. It helps readers grasp the equilibrium behavior of these components and introduces fundamental electronic circuit concepts, including the difference between linear and non-linear operation, using practical examples such as amplifiers and elementary digital logic gates.

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Tags: electronic devices, circuit applications, operational amplifiers, semiconductors, transistors, electronic circuits, digital logic, electrical engineering, circuit analysis

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Engineeringprinciplesineverydaylifefornonengineers

This book demystifies fundamental engineering principles by illustrating their pervasive presence and impact in everyday life and natural phenomena. It explains concepts such as entropy, natural frequencies, Coriolis acceleration, thermodynamic cycles, and moments of inertia, revealing how these underlying forces govern everything from the aging process and sound production to weather patterns, engine operation, and structural stability. Designed for a non-technical audience, it provides an accessible understanding of the engineering concepts that shape our physical world.

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Tags: engineering concepts, everyday life, physical phenomena, thermodynamics, vibrations, coriolis acceleration, moments of inertia, non-technical, how things work

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Embeddedsystemsdesignwiththetexasinstrumentsmsp43232Bitprocessor

This book offers a comprehensive guide to the Texas Instruments MSP432 microcontroller, detailing its 32-bit ARM Cortex M4F architecture, integrated floating point and DSP units, and ultra-low power features. It covers how to leverage this processor for applications demanding 32-bit performance at speeds up to 48 MHz, with instruction on programming through platforms like Energia, assembly language, and various C programming options. The text explores the device's digital and analog hardware peripherals, providing a robust foundation for embedded systems design.

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Tags: microcontrollers, embedded systems, arm cortex-m4f, msp432, programming, digital circuits, analog hardware, low-power design

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Brainmachineinterfaceengineering

This book explores the essential engineering principles and signal processing tools required to develop brain-machine interfaces. It teaches readers how to derive control commands from bioelectric neural signals, analyze neural representations, model motor systems, and implement neural interface hardware. The content provides a foundational understanding for advancements in biomedical research, human health, and rehabilitation through the functional linking of the nervous system with artificial devices.

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Tags: brain-machine interfaces, neural engineering, signal processing, neuroscience, neuroprosthetics, rehabilitation, motor systems, bioengineering

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Badtothebonecraftingelectronicsystemswithbeagleboneblacksecondedi

This book introduces readers to crafting electronic systems using the BeagleBone Black, a versatile, low-cost open hardware computer. It covers how to leverage this powerful device, which runs various Linux operating systems, for a wide range of projects from robotics and home automation to general embedded systems. The material is structured to benefit both novice users, through user-friendly software like BoneScript, and experienced embedded developers looking to utilize its full capabilities with advanced features and extensions.

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Tags: beaglebone black, embedded systems, microcontrollers, electronics, programming, hardware, linux, diy projects, robotics, home automation

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Arduinomicrocontrollerprocessingforeveryonethirdedition

This book provides a comprehensive introduction to Arduino microcontrollers, covering both the fundamental concepts and practical application of open-source hardware platforms. It guides readers through programming and interfacing various Arduino boards, including the UNO R3 and Mega 2560, utilizing the Arduino Development Environment. Through numerous software and hardware examples, it equips a diverse audience with the skills to design and implement a wide array of microcontroller-based systems and embedded applications.

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Tags: arduino microcontrollers, embedded systems, microcontroller programming, microcontroller interfacing, arduino uno, arduino mega, open source hardware, digital electronics

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Arduinoigettingstarted

This collection offers a comprehensive guide to electronics, from fundamental concepts and circuit analysis to advanced digital system design and embedded programming. Readers will learn about electronic devices, amplifiers, oscillators, and logic circuits, alongside practical application of microcontrollers such as Arduino, MSP432, AVR, and BeagleBone for crafting real-world electronic and embedded systems, including simulation tools and techniques for interface design and system verification. The content covers theoretical aspects of Boolean logic and asynchronous circuits, as well as hands-on development in various programming environments.

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Tags: electronics, microcontrollers, embedded systems, digital circuits, circuit design, programming, logic, electrical engineering, hardware, simulation

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Anywhereanytimesignalsandsystemslaboratorysecondedition

This book introduces an innovative method for conducting signals and systems laboratory experiments, shifting from traditional MATLAB-only environments to a mobile, smartphone-based platform. It guides readers on how to adapt and run MATLAB codes on both Android and iOS devices, thereby creating an accessible "anywhere-anytime" learning environment. The content covers typical undergraduate signals and systems laboratory topics, focusing on the practical implementation and experimentation of core concepts using personal smartphones.

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Tags: signals and systems, matlab, smartphones, laboratory experiments, android, ios, mobile learning, signal processing, matlab coder

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TRIM & FINISH CARPENTRY

This comprehensive guide provides practical instruction on all aspects of trim and finish carpentry, from understanding different architectural styles and planning projects to mastering essential skills like measuring, cutting, and finishing. It covers a wide range of specific installations, includi

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THE HARDWORKING HOME

This guide offers practical DIY projects and solutions for transforming any home into a more functional and efficient space for working, learning, and living. Readers will discover how to adapt existing rooms, convert underutilized areas like basements or garages into productive zones, and build cus

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The Complete Guide to TREEHOUSES Updated 3rd Edition

This guide provides comprehensive instructions for designing and constructing safe and imaginative treehouses. It covers essential steps from selecting the right tree and assessing its health, to understanding building codes and zoning laws. Readers will learn about various design considerations, ne

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How to Patch Major Carpet Damage

This comprehensive guide offers homeowners step-by-step instructions and visual aids for a wide array of repair, maintenance, and installation projects throughout their property. It covers essential interior tasks like repairing floors, walls, and ceilings, along with painting, and extends to exteri

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ANATOMY OF A HOUSE WITH BALLOON FRAMING

This content provides a foundational understanding of residential structural anatomy, detailing different framing types like platform and balloon framing, and distinguishing between load-bearing and partition walls. It explains the components of floors, ceilings, and roofs, including joists, rafters

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The Complete Photo Guide to Homeowner Basics

This guide offers comprehensive, step-by-step instructions for over 100 essential home repair and maintenance projects, empowering homeowners to tackle common tasks themselves. With detailed photographs and clear explanations, it covers everything from basic electrical and plumbing fixes to flooring

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WESTERN PLAINS GARDENING

This guide offers practical, step-by-step techniques for successful gardening in the challenging climate of the Western Plains and south-central Canada. It focuses on sustainable practices, helping readers choose plants that thrive in semi-arid conditions, extreme temperatures, and alkaline soils, t

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UPPER MIDWEST GARDENING

This comprehensive guide teaches gardeners how to successfully plan, plant, and maintain a thriving garden specifically within the Upper Midwest region, including Minnesota, Wisconsin, Iowa, northern Michigan, and southwestern Ontario. It covers fundamental techniques such as soil preparation, plant

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Plumbing

Learn to confidently tackle a wide range of home plumbing projects, from understanding your system to installing new fixtures and performing common repairs. This comprehensive guide provides up-to-date instructions on essential tools, materials, and techniques, covering everything from modern smart

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NORTHWEST COAST GARDENING

This comprehensive guide provides practical techniques for cultivating a wide variety of landscape and garden plants specifically suited to the unique climate of the Northwest Coast, including northern California, western Oregon, western Washington, and southwestern British Columbia. Readers will le

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NORTHEAST GARDENING

This book offers comprehensive guidance for cultivating a thriving garden in the unique climate of the Northeast region, covering techniques for growing a wide variety of landscape and garden plants. Readers will learn essential skills for planning, planting, and maintaining everything from vegetabl

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MID-ATLANTIC GARDENING

This comprehensive guide offers practical techniques for cultivating landscape and garden plants specifically within the Mid-Atlantic region, encompassing states like Rhode Island, Delaware, Maryland, and parts of New York and Massachusetts. It covers fundamental gardening principles, from understan

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MASONRY & STONEWORK

This comprehensive guide teaches readers how to execute a wide range of masonry and stonework projects, from foundational poured concrete structures like walkways and retaining walls to decorative features using brick, block, and natural stone. It covers essential techniques for building patios, wal

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LOWER SOUTH GARDENING

This comprehensive guide offers practical techniques for cultivating a thriving garden in the Lower South's unique subtropical climate, covering states like Louisiana, Florida, and coastal Carolinas. It provides region-specific advice on planning, planting, and maintaining a variety of landscape and

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LOWER MIDWEST GARDENING

This comprehensive guide teaches individuals how to successfully cultivate gardens and landscapes specifically within the Lower Midwest region, encompassing states like Missouri, Kentucky, Ohio, Indiana, Illinois, West Virginia, and parts of Michigan and Ontario. It covers fundamental gardening tech

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LANDSCAPE PROJECTS

This book offers comprehensive guidance for homeowners looking to design and implement a wide array of outdoor living space projects. It covers essential landscape design principles, various planting and gardening techniques, and practical instructions for building hardscaping elements like pathways

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Thecompleteguidetogreenhousesandgardenprojects

This guide explores essential considerations for designing and equipping a greenhouse, detailing the advantages and disadvantages of various framing materials like wood, aluminum, steel, and PVC. It also provides an in-depth analysis of glazing options such as glass, polycarbonate, acrylic, and fibe

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DIY PROJECTS FOR LUXURIOUS LIVING

This book offers inspiration and step-by-step instructions for homeowners to create luxurious and specialized spaces within their residences. It guides readers through a variety of DIY projects, from building custom home gyms, theaters, and libraries to crafting elegant wine cellars, cigar lounges,

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Greenhouses

This guide empowers home gardeners to design, build, and optimize a variety of protected growing structures, including greenhouses, hoophouses, and cold frames. It offers practical advice on choosing the best style, materials, and siting for individual needs, alongside detailed instructions for nume

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CUSTOM SHELVES & BUILT-INS

This guide offers comprehensive instructions for designing and building custom shelving units, built-ins, and other home additions. Readers will learn essential carpentry techniques, including tool usage, project planning, safety, joinery, and finishing, to create functional and stylish storage solu

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**CARPENTRY FOR HOMEOWNERS**

This comprehensive guide empowers homeowners with the essential carpentry skills needed for everyday repairs and ambitious renovation projects. Readers will learn how to plan projects safely, select and utilize various hand and power tools, and work with different building materials. The book covers

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Bathrooms

This comprehensive guide empowers homeowners to undertake bathroom renovation and improvement projects, offering detailed instructions for transforming spaces into functional and luxurious sanctuaries. It covers everything from initial design, planning, and demolition to the installation of various

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A CLUTTER-FREE HOME

This book offers a comprehensive guide for achieving a clutter-free and organized home by combining practical decluttering strategies with detailed instructions for numerous DIY storage solutions. Readers will learn how to analyze their specific storage needs, implement effective organizational syst

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The Complete Guide to a Better Lawn

This guide offers comprehensive instructions for cultivating and maintaining a vibrant, healthy lawn. It covers essential topics such as evaluating soil conditions, selecting appropriate grass types based on climate, and developing an effective year-round care plan. Readers will learn practical tech

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Build Your Kids a Treehouse

This guide provides comprehensive instructions for designing and constructing a treehouse, covering everything from initial planning and tree selection to advanced building techniques. Readers will learn about ensuring tree health, adhering to safety standards and building codes, choosing appropriat

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ANATOMY OF A HOUSE

This guide introduces fundamental concepts of residential construction, focusing on the structural anatomy of a house, including different framing styles like platform and balloon framing. It explains how to identify and work with load-bearing and partition walls, detailing the components and proced

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STORM WINDOWS & DOORS: REPAIRING

This guide offers comprehensive, step-by-step instructions for various window projects, from selecting and installing new energy-efficient windows to replacing sashes and performing essential repairs. Readers will learn how to troubleshoot common issues like stuck windows and faulty crank mechanisms

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THE BOOK OF HOW-TO

This comprehensive guide offers step-by-step instructions and visual guidance for a wide array of outdoor building projects, enabling readers to transform their yards and gardens. It covers the construction of practical elements like pathways, patios, decks, fences, and walls, as well as recreationa

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THE BOOK OF HOW-TO

This comprehensive guide offers step-by-step instructions and clear photographs for tackling common home repair projects. It covers essential maintenance and fixes for various household components, including flooring, electrical wiring and lighting, plumbing systems, walls and ceilings, and windows

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SMALL SPACE WORKSHOPS

This guide teaches readers how to design, organize, and maximize the utility of a functional workshop within limited spaces, such as a garage or basement. It covers essential considerations like efficient layout, clever storage solutions, lighting, electrical requirements, dust collection, and perso

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READYMADE HOME FURNITURE

This book guides readers through building stylish and functional home furniture and accents using readily available, off-the-shelf materials typically found at hardware stores. It presents a variety of creative, economical projects, from storage solutions and decorative items to larger furniture pie

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Play Structures & Backyard Fun

This guide provides comprehensive, step-by-step instructions for do-it-yourself backyard recreation projects, enabling readers to build a variety of play structures, sports courts, and outdoor games. From playsets and treehouses to putting greens and bocce courts, the book offers diverse projects su

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CUSTOM GRILLS & SMOKERS

This book provides comprehensive instructions and project plans for readers to build their own custom outdoor cooking equipment. It guides do-it-yourself enthusiasts through constructing various types of grills, smokers, and ovens, including barrel grills, brick barbecues, smokehouses, and brick piz

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Wiring

This comprehensive guide provides homeowners and DIY enthusiasts with the essential knowledge and step-by-step instructions needed to safely complete a wide range of electrical projects. It covers fundamental electrical principles, safety practices, and tools, along with detailed guidance on install

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CARPENTRY MADE SIMPLE

This guide provides a comprehensive introduction to carpentry through 23 practical, stylish woodworking projects. Readers will progressively learn essential skills, techniques, and tool usage as they construct various furniture pieces, including chairs, tables, shelves, and a workbench. Each project

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24 WEEKEND PROJECTS FOR PETS

This guide offers step-by-step instructions for constructing a variety of practical and engaging structures for household pets, including doghouses, cat trees, rabbit hutches, bird feeders, and aquarium stands. Using common tools and readily available materials, readers will learn to build durable,

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Praise for the first edition of *Wicked Cool Shell Scripts*

A practical collection of ready-to-run shell scripts for Linux, macOS, and UNIX systems. Aimed at intermediate users (with a crash course for beginners), it covers system administration, web utilities, cloud-related tasks, and everyday command-line productivity enhancements.

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**Understanding ECMASCript 6**

A practical guide to the features introduced in ECMAScript 2015 (ES6) for JavaScript developers. Covers block bindings, enhanced strings and objects, destructuring, symbols, Sets and Maps, iterators, generators, classes, Promises, Proxies, and modules for modern JavaScript development.

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**THINK LIKE A PROGRAMMER**

An introduction to creative problem-solving for aspiring programmers. Teaches strategies for breaking down hard problems, then applies them through puzzles and examples using fundamental C++ concepts such as arrays, pointers, classes, and recursion to build a systematic coding mindset.

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**The Rust Programming Language**

A comprehensive guide to the Rust programming language, from ownership, data structures, and error handling through concurrency, smart pointers, and building real programs such as command-line tools and a multithreaded web server. Aimed at developers who want memory safety without giving up performance.

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THE PRINCIPLES OF OBJECT-ORIENTED JAVASCRIPT

A clear guide to object-oriented programming as it works in JavaScript. Walks through primitives and reference types, functions, objects, constructors, prototypes, inheritance, and common object patterns so developers understand JavaScript's distinctive OOP model rather than forcing classical patterns onto it.

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**PRAISE FOR** *THE LINUX PROGRAMMING INTERFACE*

An encyclopedic handbook for low-level system and network programming on Linux and UNIX-like systems. Covers core APIs, process management, file I/O, signals, threads, sockets, and POSIX-oriented interfaces with detailed explanations and practical examples for serious systems developers.

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**The Book of R**

A comprehensive first course in programming and statistics with R. Introduces foundational R concepts and programming techniques, then moves through probability, distributions, hypothesis testing, regression, and data visualization from basic plots to advanced and interactive graphics.

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**Python Playground**

A project-driven collection of Python experiments for curious programmers. Spans data parsing, simulations such as cellular automata and flocking, image manipulation, 3D graphics with OpenGL, and hardware tinkering with Arduino and Raspberry Pi—meant for exploration more than linear textbook study.

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**p r a c t i c a l sql**

A beginner-oriented guide to SQL and relational databases aimed at people who want to tell stories with data. Topics include designing and creating databases, data types, import/export, querying from basic to advanced, statistics, text analysis, and spatial data with PostGIS.

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**Learn Java the Easy Way**

A project-based introduction to Java for beginners. Covers language fundamentals, development environments such as Eclipse and Android Studio, GUI basics, and building shareable Android apps through approachable examples like games, secret-message tools, and interactive drawing apps.

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**Doing Math with Python**

A hands-on guide to exploring mathematics with Python, from algebra, statistics, geometry, and probability through calculus. Combines programming fundamentals with data visualization, symbolic math (SymPy), and equation solving for learners who want to understand math by writing and running code.

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**Automate the Boring Stuff with Python**

A practical, beginner-friendly introduction to Python focused on automating everyday computer tasks. Covers core programming basics while walking through real projects such as file and folder automation, web scraping, working with Excel, PDF, and CSV data, sending emails, and controlling the keyboard and mouse—ideal for readers who want useful scripts quickly rather than pure theory.

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