Hi! I require your help regarding a problem I’m encountering. Description: I am making a 2WD Smartphone WiFI Car based on NodeMCU ESP8266. I followed a tutorial video I found on YouTube… Here is the link: [WOW! Amazing DIY Wireless Car - Control with Your Smartphone] …

I made a 2WD Smartphone Controlled Robotic Car. Previously there was problem uploading code to the board, which got solved… A few new problem arose The NodeMCU board on connecting with smartphone works fine for sometime and then gradually it started disconnecting from smartpho…

Did you already flash the NodeMCU so that it has a MAC address? I just got one to play with and have it set to just turn on /off an LED via a web page with on/off buttons. Also, did you add “ http://arduino.esp8266.com/stable/package_esp8266com_index.json ” to the Additional Board…

Thanks a lot for working out on my problem… As I already mentioned, that I have tried pressing and holding the flash button but that unluckily didn’t work for me. You said “flash the NodeMCU so that it has a MAC address” Kindly tell me from where can I verify that my board is h…

Here’s the official document: https://nodemcu.readthedocs.io/en/master/flash/ This is what I followed: [image] Flashing NodeMCU Firmware on the ESP8266 using Windows | Random Nerd Tutorials Flashing NodeMCU Firmware into your ESP8266 using Windows is easy. You simply…

OK I will try doing that… I am extremely thankful for working on my issues…Thankz again

@Raahim_Irfan any luck getting the NodeMCU flashed and uploading code?

Yes I got it solved… Special thanks to you for helping me out!

Have you tried supplying power to the board separately instead of tapping off the same power source that’s being utilized to power the motors? Possibly disconnect from the vcc pin and utilize a USB cable to test the NodeMCU?

Yes the issues were with power supplies… MY jumper cables either got broken OR they were loose… Thanks alot!

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Esptool.fatalerror: Failed to connect esp8266: Timed out waiting for packet header

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geraldinebc15 September 21, 2019, 1:24am 8

Hi there, seems like he created a new post (with a new problem) so I guess he was able to solve it