Bouchon-Webstuhl und programmable logic controller: was sie gemeinsam haben

1. Schritt 1. Bouchon-Webstuhl — entwickelte sich zu — Jacquard loom. Jacquard combined and refined the ideas of Bouchon, Falcon and Vaucanson.
2. Schritt 2. Jacquard loom — inspirierte — Analytische Maschine. Babbage borrowed Jacquard’s punched cards directly for entering operations and data; Ada Lovelace compared the machine to the Jacquard loom.
3. Schritt 3. Analytische Maschine — inspirierte — Harvard Mark I. Howard Aiken named Babbage’s work as the source of his idea.
4. Schritt 4. Harvard Mark I — hat als Teil — Relay. The Mark I was electromechanical, built from relays.
5. Schritt 5. Relay — entwickelte sich zu — Programmable logic controller. It replaced relay cabinets.

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