1.1 – Systems architecture 1. OCR GCSE (J277) 1.1 The purpose of the CPU – The fetch-execute cycle 2. OCR GCSE (J277) 1.1 CPU components and their function 3. OCR GCSE (J277) 1.1 Von Neumann architecture 4. OCR GCSE (J277) 1.1 Characteristics of CPUs 5. OCR GCSE (J277) 1.1 Embedded systems
