Control method and control circuit for cooking utensil and cooking utensil
The invention discloses a control circuit, a control method and a cooking utensil. The control method comprises the following steps: if a mains supply zero-crossing detection circuit does not detect a zero-crossing signal within a first preset duration t1, judging that the cooking utensil is in a po...
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Format: | Patent |
Sprache: | chi ; eng |
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