https://www.embeddedtechlearn.com/ weekly 1.0 https://www.embeddedtechlearn.com/computer-architecture weekly 0.9 https://www.embeddedtechlearn.com/embedded-c weekly 0.9 https://www.embeddedtechlearn.com/about yearly 0.4 https://www.embeddedtechlearn.com/contact yearly 0.3 https://www.embeddedtechlearn.com/privacy yearly 0.1 https://www.embeddedtechlearn.com/terms yearly 0.1 https://www.embeddedtechlearn.com/computer-architecture/what-is-computer-architecture 2026-07-17 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/what-is-computer-architecture/cpu-memory-io-diagram.svg What Is Computer Architecture? A Beginner's Guide Diagram showing the CPU connected via a system bus to RAM, storage, and I/O devices https://www.embeddedtechlearn.com/computer-architecture/hardware-software-and-firmware 2026-07-17 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/hardware-software-and-firmware/layer-stack-diagram.svg Hardware, Software, and Firmware Explained Hardware, firmware, and software as dependent layers, hardware at the bottom https://www.embeddedtechlearn.com/computer-architecture/basic-building-blocks-of-a-computer 2026-07-17 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/basic-building-blocks-of-a-computer/data-flow-diagram.svg The Basic Building Blocks of a Computer Diagram showing data flow between input, CPU, output, RAM, and storage https://www.embeddedtechlearn.com/computer-architecture/what-is-a-cpu 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/what-is-a-cpu/cpu-internals-diagram.svg What Is a CPU? How It Works Diagram showing the Control Unit, ALU, and Registers inside a CPU https://www.embeddedtechlearn.com/computer-architecture/von-neumann-vs-harvard-architecture 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/von-neumann-vs-harvard-architecture/bottleneck-diagram.svg Von Neumann vs. Harvard Architecture Von Neumann's shared bus makes instructions and data take turns; Harvard's separate buses let both move at once https://www.embeddedtechlearn.com/computer-architecture/ram-vs-rom-explained 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/ram-vs-rom-explained/ram-vs-rom-diagram.svg RAM vs. ROM: What's the Difference? RAM and ROM do the same job (storing bits) with opposite trade-offs https://www.embeddedtechlearn.com/computer-architecture/cpu-cache-memory-explained 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/cpu-cache-memory-explained/cache-hierarchy-table-diagram.svg CPU Cache Memory Explained L1 is smallest and fastest, L3 is largest and slowest, DRAM sits below all three https://www.embeddedtechlearn.com/computer-architecture/cache-coherence-explained 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/cache-coherence-explained/mesi-four-states-diagram.svg Cache Coherence Explained MESI's four states: Modified, Exclusive, Shared, and Invalid https://www.embeddedtechlearn.com/computer-architecture/memory-hierarchy-explained 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/computer-architecture/memory-hierarchy-explained/full-hierarchy-table-diagram.svg The Memory Hierarchy: Why Computers Use Different Memory Types Every step down the hierarchy trades speed and cost per bit for capacity https://www.embeddedtechlearn.com/embedded-c/what-is-embedded-c 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/embedded-c/what-is-embedded-c/embedded-c-layers-diagram.svg What Is Embedded C? A Complete Guide Embedded C sits between standard C and the hardware registers it controls directly https://www.embeddedtechlearn.com/embedded-c/c-vs-embedded-c 2026-07-21 monthly 0.8 https://www.embeddedtechlearn.com/images/embedded-c/c-vs-embedded-c/c-vs-embedded-c-diagram.svg C vs. Embedded C: What Actually Changes C runs on an OS with large memory; Embedded C runs bare-metal on a microcontroller with tight memory