Lesson 1Backup Power Choices: Super Capacitors, UPS, Battery-Backed RTC — Sizing and Use CasesDetails backup power plans using super capacitors, UPS parts, and battery-backed RTCs, including sizing math, charge handling, data-flush timing, and usual use cases like smooth shutdown and short power breaks.
Use Cases for Short-Term Backup PowerSuper Capacitor Pick and Sizing MathEmbedded UPS Parts and Charger BuildBattery-Backed RTC and Time KeepingLinking Backup with Firmware ShutdownLesson 2Strong Power Build: Input Guard, Sudden Stop (TVS Diodes), Filtering, Separation, and Bulk CapacitanceFocuses on strong power input build, including fusing, wrong way and overvoltage guard, sudden stop with TVS diodes, LC and RC filtering, electric separation, and bulk capacitance place for steady work.
Input Fusing, Rush In, and Wrong WayTVS Diodes and Surge Guard ChoicesLC, RC, and Common-Way Input FilteringSeparation Types and Safety SpaceBulk Capacitance Sizing and PlaceLesson 3Industrial Input/Output and Link Hardware: Separated UART/RS-485 Senders, Separated CAN PHYs, Ethernet PHYs with Magnetics, ADC Fronts for 4–20mALooks at industrial input/output hardware, including separated UART and RS-485, separated CAN PHYs, Ethernet PHYs with magnetics, and 4–20 mA ADC fronts, focusing on separation, EMC strength, guard, and field wiring limits.
Separated UART and RS-485 Sender BuildSeparated CAN PHYs and Bus GuardEthernet PHYs, Magnetics, and Plan Rules4–20 mA Current Loop Input FrontsSurge, ESD, and Overvoltage GuardLesson 4Memory and Lasting Storage Choices: Flash, eMMC, SD Cards, Wear-Leveling, and File System Options (Journaling, Log-Structured)Looks into embedded non-change memory choices, comparing NOR/NAND flash, eMMC, and SD cards, with stress on endurance, wear-leveling ways, speed, and file system choices like journaling and log-structured builds for strength.
NOR vs NAND Flash TraitseMMC Build and Strength ModesSD Card Pick for Embedded SystemsWear-Leveling, Endurance, and Write PatternsJournaling and Log-Structured File SystemsData Strength, Power-Fail Safe WaysLesson 5Hardware Watchdog Circuits and Watch ICs, Settable Watchers, and Reset SourcesDescribes hardware watchdogs, watch ICs, and reset sources, explaining how to watch supply lines and system health, set up settable watchers, and build strong reset trees that avoid locks and wrong resets.
Inner vs Outer Watchdog PlansWindowed Watchdogs and Fault CoverVoltage Watchers and Reset MakersSettable Watchers and OrderBuilding Strong Reset Spread TreesLesson 6Brown-Out Finding, Reset Plans, and Power Order Best WaysCovers brown-out finding, reset timing, and power order best ways, including limit pick, hold-back, controlled rise-up, and linking between many lines to stop latch-up, spoiling, and unclear states.
Brown-Out Limits and Hold-Back BuildReset Timing, Delays, and Glitch FilterMulti-Line Order and TimingStopping Latch-Up and Unclear StatesTesting Brown-Out and Back BehaviorLesson 7Picking a Main Processing Base: Microcontroller vs Single-Board Computer — Trade-Offs and Choice RulesLooks at how to choose between microcontrollers and single-board computers, comparing speed, power, real-time ways, OS help, linking, safety, and life cycle, and setting choice rules for industrial and embedded goods.
Speed, Memory, and Real-Time LimitsPower Budget, Heat Limits, and Shape FactorOperating System, Drivers, and Group HelpLinking, Multi-Media, and Growth NeedsSafety, Safe, and Cert PartsCost, Life Cycle, and Supply Chain RisksLesson 8PCB Plan and Hardware Ways for Noisy Places: Grounding, Star Grounds, Signal Paths, Common-Way Chokes, and DecouplingCovers PCB plan ways for noisy and industrial places, focusing on grounding plans, star grounds, controlled signal paths, common-way chokes, and decoupling nets to lessen EMI, cross-talk, and ground jump issues.
Ground Planes, Splits, and Star Ground PatternsHigh-Speed and Touchy Signal Path RulesPlace of Decoupling and Bulk CapacitorsUse of Common-Way Chokes and Ferrite BeadsGuard Traces, Stitching Vias, and Return Paths
