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Write a program to generate a four-tone siren

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Reference no: EM131086483

Write a program to generate a four-tone siren using the PP5 pin with each tone lasting for half a second. The frequencies of these four tones are 100 Hz, 250 Hz, 500 Hz, and 1000 Hz. The PP5 pin is connected to a buzzer via a jumper on the Dragon12-Plus demo board.

Reference no: EM131086483

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