3.3V TTL USB to Serial Bridge

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  • Regular price $ 5.00

This USB to Serial bridge allows you to easily connect your projects to your computer, or program an Arduino chip directly on your breadboard.


  • Silicon Labs CP2102 USB to Serial bridge
  • RX, TX, GND, 3V3 and 5V lines
  • Transmit, recieve and power LEDs
  • Plastic wrapped for additional ESD protection
  • Connects directly to USB port, avoiding cables
  • 4 pin female to female jumper included
  • 3.3V TTL serial
  • 40mA max current


While some operating systems have built in drivers, you may need to install them if it is not detected, such as Windows 10: 


 Note: The USB connector allows for a little bit of movement while maintaining an electrical connection, and this is normal.