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

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By jANEdOES
#27341 Hello! I've recently got into using the ESP-01. After digging a bit online, I tried to flash the NODEMCU firmware to start programming it, and after some botched attempts involving baudrates, I managed to upload the firmware at a 115200 baudrate succesfully. However, after that I tried using putty/coolterm to connect to it and check if everything was allright, but it's not answering. Powering it on/off doesn't seem to run the bootloader anymore (before the flashing I'd connect to it at 74880 through putty and I'd get the standard error checking and loading sequence; now it doesn't show anything nor the blue light flashes when it's connected).

Can anybody help me?