5 Stück USB zu RS232 TTL CH340G Konverter Modul Adapter Stc ersetzt PL2303 CP21 ym
4,18 €
Provide RS232. RS422 interface. Simulation interface, you can upgrade serial peripherals. Programming does not affect the target board program runs. Support USB1.1 or USB2.0/USB3.0 for communication.
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