uPD550C (TV set) 4bit singlechip microprocessor circuit

Published:2011/6/6 9:31:00 Author:Lena | Keyword: 4bit, singlechip, microprocessor | From:SeekIC

μPD550C is a 4-bit singlechip microprocessor applied to TV infrared remote control receiver system. Internal circuit includes 640×8bit real only memory(ROM), 32×4bit random access memory(RAM),a testable interrupt input INT and a single level stack. The function is encoding code signal sent by preamplifier and controlling related circuits. Technology characteristicPMOS technics.A -10V single power supply can be added.Execute all the instructions(58 pieces) that period is 10μs inμCOM-4 series team.



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