These are exciting times for hobby computing! In the 1980s you had to round up chips for the central processing unit (CPU), erasable programmable read-only memory (EPROM), and random access memory (RAM); find some peripherals; and then wire up the numerous address and data bus lines. After all that, you still had a pretty limited 8-bit system with no operating system. Today, you can acquire a 64-bit ARM quad-core system on a chip (SoC) with 1GB of memory and several built-in peripherals already assembled! Not only that, but the system will run a Unix operating system, whether it be Linux or some flavor ...
© Warren Gay 2017
Warren Gay, Custom Raspberry Pi Interfaces, 10.1007/978-1-4842-2406-9_1
1. Introduction
Warren Gay1
(1)St Catharines, Ontario, Canada
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