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Most of the MCUs use TTL levels, and the computer serial port generally uses 232 levels. If we want the computer to communicate with the MCU, we need this Grove - 232. Communication between your Arduino and your computer will be exceptionally convenient with the integrated Grove interface
This module is based on Max3232, it supports multiple baud rate communication and theoretically supports communication up to 230400bps baud.
We've Released the Grove Selection Guide and hope to help you find the Grove suit you best.
Grove-RS232 Eagle Files
PDF Format Wiki
This is the wiki page for this product, which will show you how to use the product, as well as details about the software and hardware.