Intermediate
Beyond the CPU: I/O, Buses, and Multicore Systems
Discover how CPUs talk to the outside world. Learn about memory-mapped I/O, DMA, the role of GPUs in parallel processing, and modern System-on-Chip (SoC) design.
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Intermediate
The CPU in Action: Mastering the Fetch-Decode-Execute Cycle
The grand finale of our architecture series. Follow a step-by-step walkthrough of the Fetch-Decode-Execute cycle to see how the ALU, Control Unit, and Registers create a thinking machine.
Intermediate
The Memory Hierarchy: From CPU Registers to Long-Term Storage
Master the computer memory hierarchy. Learn the critical differences between L1/L2/L3 cache, RAM, and SSDs, plus how the MMU handles virtual-to-physical address translation.
Intermediate
The Control Unit: The Brain Inside the CPU
Discover how the Control Unit (CU) orchestrates the CPU. Learn the mechanics of instruction decoding, hardwired vs. microprogrammed logic, and the role of microcode.
Intermediate
How an ALU Works: The Heart of CPU Architecture Explained
Don't just read about the ALU, learn how to build one. Let's break down the Arithmetic Logic Unit into 1-bit circuits using adders, multiplexers, and logic gates. Perfect for students of computer architecture.
Intermediate
Logic Gates & Memory: Building an 8-Bit Adder from Scratch
Master the building blocks of digital logic. Learn how transistors form AND/OR gates, how Full-Adders perform binary arithmetic, and how Flip-Flops create computer memory.
Intermediate
How Transistors Work: From Semiconductors to MOSFETs
A deep dive into the world of transistors. Learn about semiconductor physics, P-type vs N-type doping, and how MOSFETs function as the building blocks of CPUs.