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[SOLVED] Upload speed above 115200 doesn't work

PostPosted: Sun Apr 19, 2015 5:08 pm
by Ben Baron
I have the Arduino IDE up and running and flashing successfully to my ESP-12. However, if I select an upload speed higher than 115200, such as 921600, it will never flash successfully.

Is there anything special that must be done to use the higher flashing speeds?

Re: Upload speed above 115200 doesn't work

PostPosted: Tue Jul 07, 2015 11:14 am
by sigrokBlack
Is the problem still there?

Re: Upload speed above 115200 doesn't work

PostPosted: Tue Jul 07, 2015 4:03 pm
by LastSamurai
I had the same problem using esptool.py.. would be interesting to here an answer. (might be bad cable/connection for me)

Re: Upload speed above 115200 doesn't work

PostPosted: Wed Jul 08, 2015 11:06 am
by brutzler
What sort of USB-TTL converter do you have?
Is this part suitable for those high speeds?