Full-speed USB interface, compatible with USB 2.0 interface
Operates with a minimum amount of external components: a crystal and a minimum of four capacitors
Provides a virtual serial port for upgrading existing serial port devices or adding serial ports to a PC
Supports all existing applications using serial ports without the need of changing existing code
Hardware full-duplex serial interface with internal FIFO. Baud rate range from 50bps to 2Mbps
Supports common flow control signals RTS, DTR, DCD, RI, DSR and CTS
Supports RS232, RS422 and RS485 with external level shifting components
Uses CH341 driver
Supports 5V and 3.3V operation
RoHS-compliant narrow body SO-16 package