Very simple software on (ESP8266 Nodemcu)
To share the i/o ports status (real time monitoring) of an attached port expander (MCP23017) on a vry simple web page.
(No GUI for the page isneed or included).
5 freelancer đang chào giá trung bình $20 cho công việc này
Hello Welcome here is a sample of what I did before please check this a Freelancer Site [login to view URL] Please make sure I can do all what you need