ESP8266 Community Forum

Posted: **Mon Nov 24, 2014 2:13 pm**

Hi, first i updated my module to latest AT firmware, then flashed nodemcu_512k.bin, disconnected gpio00 from ground, restart device, connected with 9600baud and see nothing no response to any commands. Please help, here is 100% my fault, but i cant find it.
P.S. Other custom firmwares works OK - i now how to proper flash.

Posted: **Tue Nov 25, 2014 12:42 pm**

Can anyone help ? I not see any response from terminal.

Posted: **Tue Nov 25, 2014 1:30 pm**

Hi,
It is not enough GPO0 disconnect from GND, but must be connected to Vcc with pull up resistor.

Posted: **Tue Nov 25, 2014 1:39 pm**

It is not enough GPO0 disconnect from GND, but must be connected to Vcc with pull up resistor.

ESP8266 Community Forum

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