https://www.rohde-schwarz.com/ae/knowledge-center/videos/trigger-and-decode-on-uart-bus_251220-1506655.html
Trigger and Decode on UART Bus | Rohde & Schwarz
Quickly and reliably trigger and decode packets from your RS232 or RS485 buses using either the analog or digital channels as serial bus inputs. See how you...
uart bustriggerdecoderohdeschwarz
https://www.esphome.io/components/uart/
UART Bus - ESPHome - Smart Home Made Simple
Instructions for setting up a UART serial bus on ESPs
uart bussmart homeesphomemadesimple