It's an antic piece May be the chip you found belongs to 1971 or mid 70s. It was use to boot the early microcomputers.
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It's an antic piece May be the chip you found belongs to 1971 or mid 70s. It was use to boot the early microcomputers.
It stored the code for a digital readout, and presets for electromagnetic lens currents. The Electron Microscopes that used them did not have processors.