Drum machine and jacquard loom: what they have in common

1. Step 1. Drum machine — has part — Microprocessor. A processor sets the rhythm.
2. Step 2. Microprocessor — is part of — Industrial robot. A microprocessor-based controller is in charge.
3. Step 3. Industrial robot — uses — Program control of a machine. The movements are recorded in a program.
4. Step 4. Program control of a machine — is used in — Jacquard loom. The chain of cards is the program of the pattern.

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