Yog lawm, qhov ntev ntawm USB serial cable muaj kev cuam tshuam rau ntawm kev sib kis kev sib kis. Cov kab ke ntev dua yuav ua rau cov teeb liab kev ua haujlwm thiab ncua sijhawm, tshwj xeeb tshaj yog thaum transmitting ntawm tus nqi baud. Yog tias yuav tsum muaj kev sib kis ntev dua, nws raug nquahu kom siv lub cim kos npe lossis tus qauv sib txawv xws li Rs485, uas yog cov muaj zog ntau rau kev sib tw ntev. Feem ntau USB serial cables yog txwv rau ib ntev ntawm 3 txog 5 meters, tab sis tus qauv tsim ntawm cov neeg tsim khoom sib txawv yuav sib txawv. Yog tias koj xav tau ntau tshaj qhov kev ncua deb, koj yuav tsum tau siv USB extender lossis lwm yam kev daws teeb meem.
Koj kuj tseem yuav nyiam
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