How many independent PZEM-OO4T will I be able to use on a ESP32 using EspEasy - WITHOUT - any I2C-UART extension boards? As no one else here seems to have answers I would like to share with those, who might also interested in an answer or try to using this hardware, what I have found out so far: 1)...

Sorry for asking this stupid question - but after reading mostly all of the thread and testing something on my own it's still not clear to me: How many indepented PZEM-OO4T will I be able to use on a ESP32 using EspEasy - WITHOUT - any I2C-UART exentsion boards? I naivly thought it might be at least...