This is an easy-to-use USB-to-Serial adapter based on the CH340G IC from WCH. It works with 5V and 3.3V systems and should auto install on most operating systems without the need for additional drivers. The module uses the CH340G IC to quickly and easily convert USB to serial signal. It’s a great lower-cost alternative to the extremely popular FTDI version.
- On Board Chip: CH340G.
- USB power supply, can choose 5V (default) or 3.3V, set by jumper.
- LED Indicator for RX and TX signaling activity.
- Pin definition: DTR, RXD, TX, VCC, CTS, GND
- Output Connector: 2.54mm Female Socket.
- Size: 22 x 17mm (L x W)
- Interface: Micro USB.
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