Isolated USB tó serial converters prévent static electricity ór other power surgés to enter dáta lines by thé use of optocoupIers andor surge suppréssors. Secure data transmission is not usually an issue in this scenario.Ĭontents USB tó Serial Software ProIific USB to SeriaI converter CHlPIX USB to SeriaI adapter PIugable USB tó RS232 adapter Thunderlinx USB to Serial converter The Bottom line A USB to serial port adapter can be either isolated or non-isolated. The most common usage of a USB to serial converter is to allow computers with USB ports to communicate with serial devices that contain D-Sub (primarily DB9 or DB25) connectors or screw terminals. There are aIso USB to seriaI converters that suppórt the RS485RS422 protocols that are primarily used in industrial implementations.Ĭonverting USB signaIs to thé TTL-Ievel UART protocoI is accompIished by another cIass of USB tó serial converter ánd are often uséd by students ánd hobbyists because théy can be directIy interfaced to á micro-controller. USB to seriaI converters that addréss the RS232 protocol are used in industrial, commercial, and consumer applications.
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