How to get the solar overflow port down
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
"So, the connections are as follows: MAX3232 TX ---> ESP32 16 ..." -- You only responded to 2 of the three questions. FYI you cannot blindly rely on the pin labels. You need to verify signal direction of each pin. I have an identical …