Search found 4 matches

by dininduwara
Fri Aug 13, 2021 2:56 am
Forum: Hardware
Topic: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error
Replies: 6
Views: 23327

Re: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error

Thank you all for the responses.
After some tinkering I randomly managed to get it to work.

First I flashed, then held down the boot btn, press reset and then disconnect power and reconnect. I had tried all these steps previously, but it only worked in this order.
by dininduwara
Thu Aug 12, 2021 11:08 pm
Forum: Hardware
Topic: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error
Replies: 6
Views: 23327

Re: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error

chegewara wrote:
Thu Aug 12, 2021 4:04 pm
How about strapping pins? It looks to me like you may have some pins in wrong state.

Code: Select all

rst:0x1 (POWERON),boot:0x1f (SPI_FAST_FLASH_BOOT)
Here is normal boot:

Code: Select all

rst:0x1 (POWERON),boot:0x8 (SPI_FAST_FLASH_BOOT)
Sorry for the newb question, but how would I do that?
by dininduwara
Thu Aug 12, 2021 11:07 pm
Forum: Hardware
Topic: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error
Replies: 6
Views: 23327

Re: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error

ESP_Sprite wrote:
Thu Aug 12, 2021 10:02 am
How exactly are you flashing this? It feels like you only flashed the app, not the bootloader.
I'm flashing it via usb, following the documentation here: https://docs.espressif.com/projects/esp ... ep-by-step
by dininduwara
Thu Aug 12, 2021 4:41 am
Forum: Hardware
Topic: ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error
Replies: 6
Views: 23327

ESP32 S2 flashes but monitor shows invalid header: 0xffffff0f error

Hi! I just ordered my first ESP32 S2 development board (ESP32-S2 Saola 1R Dev Kit featuring ESP32-S2 WROVER https://core-electronics.com.au/esp32-s2-saola-1r-dev-kit-featuring-esp32-s2-wrover.html) However after flashing the hello_world program using the idf.py tool, I get the following error: ESP-R...