Feem ntau muaj ob txoj hauv kev
Nws tsuas yog nyob ntawm seb qhov yooj yim iav ntawm no beep iav yog dab tsi.
Yog hais tias lub hauv paus iav yog tsis kam, ces nws qhov kev txiav txim yog raws li kev ntsuas tsis kam. Yog tias nws tsawg dua li tus nqi, lub buzzer yuav suab. Yog tias qhov kev tiv thaiv siab dhau lawm, nws yuav tsis suab, thiab tus nqi yuav tshwm sim.
Yog hais tias lub hauv paus iav yog lub diode iav, ces lub hauv paus ntawm kev txiav txim yog qhov voltage poob, thiab tus nqi yog qhov voltage. Feem ntau, nws yuav suab thaum nws qis dua 0.3V, thiab nws yuav tsis suab thaum qhov hluav taws xob poob siab.
