Looking into it. As i am based in Switzerland and Jims Amazon does not ship to me, i have to pay around 30$ for the Serial-board alone... Jees...
Looking for alternative suppliers for a 1.8V UART TTL.
If all else breaks, i build a quick Arduino-Bridge and level-converter... Should be possible...
Edit:
https://www.aliexpress.com/item/1PCS...572439616.html should work