ESP32 Wroom error 0x1f

melvinmathew
Posts: 2
Joined: Wed Sep 20, 2017 1:29 pm

ESP32 Wroom error 0x1f

Postby melvinmathew » Wed Sep 20, 2017 1:46 pm

Hi,

I am getting constant messages :

rst:0x10 (RTCWDT_RTC_RESET),boot:0x1F (SPI_FAST_FLASH_BOOT)
flash read err, 1000
Falling back to built-in command interpreter.
OK

Im sure that it has something to do with one of the GPIO pin kept high(had similar issues before), the problem is which. Also any other analysis will also help.

Thanks,

ESP_Sprite
Posts: 9708
Joined: Thu Nov 26, 2015 4:08 am

Re: ESP32 Wroom error 0x1f

Postby ESP_Sprite » Thu Sep 21, 2017 1:27 am

Have you actually managed to flash something to the module? It may be that the flash is still empty. Also, the flash is connected to most of the pads on the bottom (as in: opposite side from the antenna) of the module: if you accidentally short or ground those, you're also likely to get an error like this.

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