Erase flash memory like Magic 🪄🎩 | ESP8266 | ESP32

This video will guide you with erasing flash memory of ESP32 and ESP8266 board using your Windows or Mac systems.

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👨🏻‍💻 Commands used in this video 👨🏻‍💻

--------------------------------------- For Mac

pip install esptool
or
pip2 install esptool
or
pip3 install esptool

------------------------------------ For Windows

(Install Python3.9)

py -3.9 -m pip install esptool

py -3.9 -m esptool

py -3.9 -m esptool --chip ESP32 --port COM5 erase_flash
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[jeetz]

You should start making shorts of this tricks.

Waiting for raspberry pi project. 💙

[nightnvell]

In my computer it's saying "py" is not recognized as an internal or external command
I have a windows 7 ultimate laptop
also I have installed python in my laptop...and I am using the esp8266 module

[juanjoselondonodavid]

Thanks man. You saved my life!!
Your content has a great quality. Keep moving on!

[amvzonk]

Hello sir, i have a problem related to esp32, the problem is "esp32 a fatal error occurred md5 of file does not match data in flash" how fix How to fix that sir? The previous file uploaded successfully and can still be used, but for the next sketch file there is an error,

[nirmalpatel]

Sir my esp32 is erroring

rst:0x10 (RTCWDT_RTC_RESET), boot:0x13 (SPI_FAST_FLASH_BOOT)
flash read err, 1000
ets_main.c 371
ets Jun 8 2016 00:22:57

rst:0x10 (RTCWDT_RTC_RESET), boot

What is solutions?

[pasinduneranajana]

Hey Sachin. When i follow the step for windows 10 I still get " A fatal error occurred: Failed to connect to ESP8266: No serial data received.".. I don;t know why...

[manisofat]

Hi!
Thanx for making the video on this topic, its really helpful.
now please help us in making home automation system with nodemcu 8266 or esp32 that works with Apple HomeKit + Alexa + Google Assistant with manual switches.
thanx

[saravanansaran]

Thank you.
But small problem - esp32 board connecting problem.

[SY_ViralShortsM]

How much memory is occupied by program or how much are available in esp32 for programming, how can see it ? 🙏🙏

[inventorpradhap]

can you please help me out!!!

ELF file SHA256: 8b60c663b14ff69f
19:29:21.761 ->
19:29:21.761 -> E (336) esp_core_dump_flash: Core dump flash config is corrupted! CRC=0x7bd5c66f instead of 0x0
19:29:21.761 -> Rebooting...
19:29:21.761 -> ets Jul 29 2019 12:21:46
19:29:21.761 ->
19:29:21.761 -> rst:0xc (SW_CPU_RESET), boot:0x1b (SPI_FAST_FLASH_BOOT)
19:29:21.761 -> configsip: 0, SPIWP:0xee
19:29:21.804 -> clk_drv:0x00, q_drv:0x00, d_drv:0x00, cs0_drv:0x00, hd_drv:0x00, wp_drv:0x00
19:29:21.804 -> mode:DIO, clock div:1
19:29:21.804 -> load:0x3fff0030, len:1344
19:29:21.804 -> load:0x40078000, len:13924
19:29:21.804 -> ho 0 tail 12 room 4
19:29:21.804 -> load:0x40080400, len:3600
19:29:21.804 -> entry 0x400805f0
19:29:22.088 ->
19:29:22.088 -> assert failed: do_core_init startup.c:326 (flash_ret == ESP_OK)
19:29:22.088 ->
19:29:22.088 ->
19:29:22.088 -> Backtrace: 0x400839fd:0x3ffe3aa0 0x4008d8f9:0x3ffe3ac0 0x40093ad5:0x3ffe3ae0 0x400e26d2:0x3ffe3c10 0x40083102:0x3ffe3c40 0x40079276:0x3ffe3c90 |<-CORRUPTED

[raagamparmar]

For those who run Ubuntu, the same exact thing for Mac will run on Ubuntu. No issues.

[navin]

Thanks for the video, I wish to know what's the need of erasing flash ?

[balajzubairbajwa]

can i solve the problem of hard reseting via rts pin with flashing the 8266 if not how can i do that
im losing my patience with that

[muhammadmostakin]

Sir when I compile it shows -Sketch too big .. how can I solve.. please reply

[adityaramoji]

My getting fatal error while my trying to flash please help me

[scienceoftheuniverse]

Thank you so much for such a great content and effort

[Joydeepbhowmick]

Thank u very much, looking for this type of video.

[jeanfiuza]

Boa noite,
Consegue me ajudar no erro
A fatal error occurred: MD5 of file does not match data in flash!
estou usando esp32 na IDE do arduiono

[virendraparihar]

Esp 32 cam doesn't have boot button then can we use reset button for flashing memory ?

[supriya.mallick]

Hi Sachin / Techisms Team, This is very informative video. My question is same process applicable for flash ESP32 CAM board??