Computermuseum der Fakultšt Informatik german

Busicom 120DN

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printed circuit board of the Busicom 120 As one can see, there is a lot of "accessories" needed to complete the single-chip calculator. Above the display the power supply is located. Below the display, the five black boxes are the display drivers, left above the MK 6010 is the clock generator. The ceramic capacitors on the left of the IC are used to debounce the keyboard.

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