CH340G RS232 Upgrade To USB TTL Converter Upgrade USB To Serial Port USB To RS232 TTL Converter Module Instead Of PL2303 3.3-5V. CH340G is a module that converts USB to serial port. Seamless Signal Conversion: Our advanced RS232 to TTL module expertly converts RS232 serial port signals to TTL (Transistor-Transistor Logic) signals via a USB interface, enabling smooth communication between legacy systems and modern computing devices.
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