Knowledge Repository

EMBEDX Learning Hub

Essential reference materials, cheatsheets, register guides, and interview roadmaps curated for student engineering mastery.

Beginner to Intermediate

Embedded C & Pointer Architecture Primer

Hands-on guide covering bitwise manipulation, volatile qualifiers, register manipulation, hardware pointers, and deterministic memory allocation.

Bitwise Ops Memory Mapping Registers
Curated Guide
Intermediate

ARM Cortex-M Quick Reference & Registers

Essential pinouts, vector tables, interrupt priority configuration (NVIC), and peripheral register mappings for STM32 and Cortex-M MCUs.

ARM Cortex-M NVIC SysTick HAL
Curated Guide
All Levels

Hardware Debugging & Fault Diagnosis Handbook

Methodology for finding short circuits, floating grounds, noisy power rails, and cold solder joints in prototype boards using DMM and oscilloscopes.

Multimeter Oscilloscope Fault Diagnosis
Curated Guide
Advanced

FreeRTOS Task Scheduling & Semaphores

Architecting deterministic multi-tasking systems: task priorities, binary semaphores, queues, and avoiding priority inversion.

FreeRTOS Semaphores Queues
Curated Guide
Intermediate

ESP32 MQTT & Telemetry Architecture Blueprint

Connecting edge ESP32 microcontrollers to local MQTT brokers and cloud endpoints with non-blocking Wi-Fi reconnection routines.

ESP32 MQTT JSON Payload
Curated Guide
Beginner

Industrial PLC Ladder Logic & Timing Symbols

Standard IEC 61131-3 graphical ladder symbols, latching circuits, timer on/off delays (TON/TOF), and industrial safety interlock designs.

Ladder Logic IEC 61131-3 Safety Interlocks
Curated Guide
All Levels

Embedded & Automation Career Roadmap

Step-by-step roadmap covering foundational knowledge, project milestones, portfolio curation on GitHub, and technical interview preparation.

Career Interview Prep Portfolio
Curated Guide