Architecture Families at Hewlett-Packard
Through the 70's and into the next decade, HP had ended up supporting three separate architectures. Each form had been commercially successful to one degree or another and had proprietary OS's (Operating Systems), I/O devices, network components, and compilers. It was a challenge for HP to continue supporting a family of diverse architectures. To a great degree, HP was suffering from its own design excellence—customers wanted to continue using architectures that were ten or more years old, which could still meet their business demands. HP was supporting each of the following:
HP-3000: A 16-bit architecture, which was an early, distributed commercial transaction processing system.
HP-1000: The then current ...
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