# ErrBits > Deep technical content on SystemC/TLM 2.0, C/C++ internals, embedded systems, and ARM architecture. Free learning platform for VLSI and embedded engineers. By Aditya Gaurav, R&D Staff Engineer at Synopsys. ## About ErrBits is a free learning platform for hardware and embedded software engineers. It provides structured articles, interactive guides, a SystemC handbook, and a browser-based SystemC training studio. Target audience: VLSI engineers, RTL designers, verification engineers, and embedded software developers working with SystemC/TLM 2.0 and virtual platforms. ## Public Pages - [Home](https://errbits.com/): Articles overview, SystemC learning path, C/C++ warm-up series. - [SystemC Article Series](https://errbits.com/systemc-articles.html): 20 free SystemC articles — structured learning path from basics to internals. No sign-in required. - [C/C++ Warm-Up Series](https://errbits.com/c-cpp-articles.html): 10 free C and C++ articles on pointers, memory, storage classes, vtable/vptr, threading, and ARM. No sign-in required. - [SystemC Guides](https://errbits.com/systemc-guides.html): Free guides on sc_module, TLM sockets, peripheral modeling, timers, clocks, and virtual platform integration. - [SystemC Handbook](https://errbits.com/systemc-handbook.html): Comprehensive SystemC reference handbook. - [SystemC Studio](https://errbits.com/systemc-studio.html): Browser-based interactive SystemC learning studio with structured tracks covering chip modelling, IP modelling, and SoC modelling. - [C Studio](https://errbits.com/c-studio.html): Browser-based interactive C/C++ practice environment. - [About](https://errbits.com/about.html): Author profile — Aditya Gaurav, R&D Staff Engineer at Synopsys, NIT Mizoram alumni, RTES specialization at CU Boulder, USA. ## SystemC Articles (Free, No Sign-In) - [What is System-Level Modeling?](https://errbits.com/articles/what-is-system-level-modeling.html) - [Installing SystemC on Windows, Linux & Mac](https://errbits.com/articles/installing-systemc-on-windows-linux-mac.html) - [SC_MODULE in SystemC](https://errbits.com/articles/sc-module-in-systemc.html) - [Simulation Phases in SystemC](https://errbits.com/articles/simulation-phases-in-systemc.html) - [SC_THREAD vs SC_METHOD](https://errbits.com/articles/sc-thread-vs-sc-method.html) - [Events and Sensitivity in SystemC](https://errbits.com/articles/events-and-sensitivity-in-systemc.html) - [Delta Cycles in SystemC](https://errbits.com/articles/delta-cycles-in-systemc.html) - [SC_CLOCK in SystemC](https://errbits.com/articles/sc-clock-in-systemc.html) - [SC_MAIN in SystemC](https://errbits.com/articles/sc-main-in-systemc.html) - [SystemC Data Types](https://errbits.com/articles/systemc-data-types.html) - [SC_SIGNAL and Evaluate-Update](https://errbits.com/articles/sc-signal-and-evaluate-update.html) - [SC_FIFO in SystemC](https://errbits.com/articles/sc-fifo-in-systemc.html) - [SC_INTERFACE in SystemC](https://errbits.com/articles/sc-interface-in-systemc.html) - [SC_PRIM_CHANNEL in SystemC](https://errbits.com/articles/sc-prim-channel-in-systemc.html) - [Evolution of Channels in SystemC](https://errbits.com/articles/evolution-of-channels-in-systemc.html) - [Port Binding in SystemC](https://errbits.com/articles/port-binding-in-systemc.html) - [SC_PORT and SC_EXPORT in SystemC](https://errbits.com/articles/sc-port-and-sc-export-in-systemc.html) - [SC_MUTEX and SC_SEMAPHORE in SystemC](https://errbits.com/articles/sc-mutex-and-sc-semaphore-in-systemc.html) - [SC_IMC Pattern in SystemC](https://errbits.com/articles/sc-imc-pattern-in-systemc.html) - [SystemC Scheduler Internals](https://errbits.com/articles/systemc-scheduler-internals.html) ## C/C++ Articles (Free, No Sign-In) - [Pointers in C and C++ — Complete Guide](https://errbits.com/articles/pointer-in-c-c.html) - [Double Pointer in C](https://errbits.com/articles/double-pointer-in-c.html) - [Constant Pointer vs Pointer to Constant in C](https://errbits.com/articles/constant-pointer.html) - [Storage Classes in C — auto, register, static, extern](https://errbits.com/articles/storage-classes-in-c.html) - [Volatile in C and Compiler Optimization](https://errbits.com/articles/volatile-in-c-and-compiler-optimization.html) - [Structure vs Union in C — Memory Layout & Use Cases](https://errbits.com/articles/difference-between-structure-and-union.html) - [C++ vtable & vptr — Minimising Virtual Pointer Loads](https://errbits.com/articles/vptr_vtble.html) - [How to Pin a Thread to a Specific CPU Core](https://errbits.com/articles/how-to-create-a-thread-and-execute-it-on-specific-cpu-core.html) - [Remote Logging for Embedded Systems and IoT](https://errbits.com/articles/real-time-logging-for-embedded-systems-and-iot.html) - [ARM Architecture — Cortex-A, Cortex-M, Cortex-R](https://errbits.com/articles/introduction-to-arm-architecture-and-its-impact.html) ## Gated Content (requires sign-in) - SystemC Studio Tracks — structured learning program covering Chip Modelling, IP Modelling, and SoC Modelling using SystemC. Browser-based, no local setup required. - User Profile — personal progress tracking backed by Firebase Firestore. - Achievements & Certificates — issued on track completion. ## Core Topics - SystemC fundamentals: sc_module, sc_signal, sc_method, sc_thread, sensitivity lists, delta cycles, simulation phases - SystemC channels: sc_fifo, sc_mutex, sc_semaphore, sc_prim_channel, sc_interface, port binding, sc_port, sc_export - SystemC modelling: chip modelling, IP modelling, SoC modelling, IMC pattern - TLM 2.0: loosely-timed models, generic payload, sockets, initiator/target interfaces - ARM architecture: Cortex-M/A/R internals, AMBA bus protocols, memory maps - C/C++ internals: pointers, memory model, storage classes, volatile, vtable/vptr, object lifetime - Embedded systems: threading, CPU affinity, real-time logging, peripheral modeling, virtual platforms ## Author Aditya Gaurav — R&D Staff Engineer at Synopsys. NIT Mizoram alumni. Specialized in Real-Time Embedded Systems (RTES) at University of Colorado Boulder, USA. Creator of ErrBits. Wikipedia: xtree7. ## Tech Stack Static HTML/CSS/Vanilla JS · Firebase Hosting & Auth · Firestore · Google Sign-In · Cloudflare · Lemon Squeezy Payments