CH9340 uart equivalent, usb to uart.
l Full-speed USB device interface, compatible with USB V2.0. l Based on USB CDC, used to upgrade the original serial peripheral devices, or expand additional
serial UART .
are totally compatible under the Windows OS, without any
modification. l Hardware full-duplex serial UART, built-in tran.
Power supply voltage input, requires an external 0.1uF power decoupling capacitor. Ground
Connect to VCC to input external power supply when 3.3V supply voltage, connect to external 0.1uF decoupling capacitor when 5V supply voltage Connect to USB D+ .
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