Cooker notification circuit

Posted on Mar 28, 2007

Rice cooked rice cooker notification circuit works: When the rice cooker to work, A, B both ends voltage is 0, the entire circuit does not work. When the rice cooker boiled dry, the master switch trip, then A, B both ends

Cooker notification circuit
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to get AC voltage circuit to work. By Buck power, delay circuit delay 10 minutes after the music IC CIC2851AE to work, the audio signal output after BG4 amplified drive HTD audible. Thereby informing the owner of the rice is cooked, unplug the power outlet.

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