Use this forum to chat about hardware specific topics for the ESP8266 (peripherals, memory, clocks, JTAG, programming)

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By Michal Stehlik
#10108
Michal Stehlik wrote:
MK1888 wrote:Have you tried switching RX and TX? Some modules might be improperly labeled.


I switch them and at baud rate 115200 command AT\r\n produces \0 as response. Any clue?


I just change baud rate to 9600 and get OK as response. Guys, thanks a lot :lol: