SLR01 – Systems architecture AQA GCSE SLR1 The Von Neumann architecture AQA GCSE SLR1 The common characteristics of CPUs AQA GCSE SLR1 Embedded systems Also in this topic... SLR03 – Wired and wireless networks SLR06 – Hardware and software SLR07 – Ethical, legal and environmental issues SLR12 – Classification of programming languages SLR13 – Data representation