Unable to Flash Deep-Sleep-Modded ESP-01

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trevorjdaniel
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Unable to Flash Deep-Sleep-Modded ESP-01

#1 Post by trevorjdaniel » 22 Apr 2018, 11:36

Hello,

I was hoping for some help flashing ESP-Easy to my ESP-01

It was working perfectly. And then, because I wanted to extend the battery life of my project i followed these instructions to enable deep-sleep

http://www.instructables.com/id/Enable- ... SP8266-01/

I foolishly then decided to put the latest version of ESP-Easy on it.

When I try and flash the ESP it looks like it has worked successfully but when I restart it the blue activity light is flickering constantly.

When i flash another ESP-01 that i have as a spare it works perfectly.

Adding the "mod" to give me deep-sleep seems to have "broken" something.

I am tempted to un-solder the wire but I had to get a friend to do the soldering as it was to difficult for me and I don't really want to bother him again :(

Can anyone offer any suggestions on what to do?

trevorjdaniel
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Posts: 8
Joined: 22 Apr 2018, 11:28

Re: Unable to Flash Deep-Sleep-Modded ESP-01

#2 Post by trevorjdaniel » 22 Apr 2018, 13:02

I have disconnected the wire from the RST pin and it still has the same problem.

No idea what I have done to this chip.

Can anyone offer any suggestions please?

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grovkillen
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Re: Unable to Flash Deep-Sleep-Modded ESP-01

#3 Post by grovkillen » 22 Apr 2018, 13:08

I would think that the update scrambled the settings. A null flash (flashing with an empty bin file) and then flash with latest will work.
ESP Easy Flasher [flash tool and wifi setup at flash time]
ESP Easy Webdumper [easy screendumping of your units]
ESP Easy Netscan [find units]
Official shop: https://firstbyte.shop/
Sponsor ESP Easy, we need you :idea: :idea: :idea:

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grovkillen
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Re: Unable to Flash Deep-Sleep-Modded ESP-01

#4 Post by grovkillen » 22 Apr 2018, 13:09

ESP Easy Flasher [flash tool and wifi setup at flash time]
ESP Easy Webdumper [easy screendumping of your units]
ESP Easy Netscan [find units]
Official shop: https://firstbyte.shop/
Sponsor ESP Easy, we need you :idea: :idea: :idea:

trevorjdaniel
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Posts: 8
Joined: 22 Apr 2018, 11:28

Re: Unable to Flash Deep-Sleep-Modded ESP-01

#5 Post by trevorjdaniel » 22 Apr 2018, 13:10

Trying that now.

Many thanks!

trevorjdaniel
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Posts: 8
Joined: 22 Apr 2018, 11:28

Re: Unable to Flash Deep-Sleep-Modded ESP-01

#6 Post by trevorjdaniel » 22 Apr 2018, 13:37

grovkillen wrote: 22 Apr 2018, 13:08 I would think that the update scrambled the settings. A null flash (flashing with an empty bin file) and then flash with latest will work.
BOOM! FIXED!

Many Many thanks!

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grovkillen
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Re: Unable to Flash Deep-Sleep-Modded ESP-01

#7 Post by grovkillen » 22 Apr 2018, 13:46

Great, happy to have helped.
ESP Easy Flasher [flash tool and wifi setup at flash time]
ESP Easy Webdumper [easy screendumping of your units]
ESP Easy Netscan [find units]
Official shop: https://firstbyte.shop/
Sponsor ESP Easy, we need you :idea: :idea: :idea:

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