ESP8266 Community Forum

- Mon Aug 10, 2015 10:32 pm #25616 On most boards (at least on ESP-01/12/12e), the blue LED seems to be connected directly between the UART TX line and GND.

- Mon Aug 10, 2015 10:38 pm #25618 Mmm I new with this so in first place I want to communicate the ESP correctly to some device, my goal is send data from and to a micro controller. But What about the network I connect my Laptop to the AI THINKER network and when I go to 192.168.4.2 appears some like a Microsoft Web page !!?? What about that?

- Mon Aug 10, 2015 10:51 pm #25620 Perhaps if you drew a topology diagram of what you want to achieve that would help? Show the different participants in the solution.

Free ESP8266 book available for download here.

- Tue Aug 11, 2015 2:35 am #25637 Yes it is.

If the blue led is flashing, it means the module is starting over and over again.