An embedded systems engineer is analyzing the microarchitecture of a new low-power processor. Describe the function of each of the following components/registers within the Fetch-Decode-Execute cycle:
Control Unit (CU)
Memory Address Register (MAR)
Accumulator (ACC)
37 exam-style questions on AQA GCSE Computer Science Systems architecture. Each one has a worked solution and a mark scheme showing where the marks go.