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Generate a 10KHz signal on P1.2 with 75% duty cycle. When a user press a button at P2.0, the signal frequency changes to 5Khz and

Generate a 10KHz signal on P1.2 with 75% duty cycle. When a user press a button at P2.0, the signal frequency changes to 5Khz and 25%. Use oscilloscope for showing the signal.(in proteus)

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