Skip to main content

RS232/485

STM32 Open IoT and IIoT Gateways (P10 - P12)

Link to repositories:

This script tests internal communication between serial ports with the possible lowest (2400) and highest (115200) baudrate. 

For this example, connect each port's transceiver with receiver:

 

 

If the connection is right, you should see the messages shown below for each U(S)ART:

image.png

If something goes wrong with the connection, you will see the message for a specific port like below:

image.png

Back to top