Search found 4 matches

by shachar.flycatcher
Wed Feb 02, 2022 1:19 pm
Forum: ESP-IDF
Topic: Manipulating GPIO inside Bootloader Hooks
Replies: 1
Views: 3733

Manipulating GPIO inside Bootloader Hooks

Hi, I am trying to use the Bootloader_Hooks to set a specific critical pin to output and specific level, earlier than app_main(). (Great feature BTW) I tried to extent the example project, but I am not sure how to set this up - which Cmake changes to I need? Which functions do I use to manipulate GP...
by shachar.flycatcher
Mon Mar 22, 2021 10:04 am
Forum: General Discussion
Topic: Programming the ESP32 efuses in mass production in China
Replies: 0
Views: 1883

Programming the ESP32 efuses in mass production in China

Hi, Following the discussion in https://www.esp32.com/viewtopic.php?f=2&t=19334 We are nearing mass production and trying to find a vendor in China to do our eFuses burning for us. I am unable to get clear answers from Espressif themselves - as opposed to their statement in their website below they ...
by shachar.flycatcher
Sat Feb 06, 2021 7:56 am
Forum: General Discussion
Topic: Mass production with Flash Encryption - programming the ESP32 fuses
Replies: 2
Views: 2562

Re: Mass production with Flash Encryption - programming the ESP32 fuses

OK sure, I will give it a go.
I was under impression that encrypting the bootloader is only done with Secure Boot but I have to reread that section in the documentation.
I will update in any case.
by shachar.flycatcher
Thu Feb 04, 2021 11:44 am
Forum: General Discussion
Topic: Mass production with Flash Encryption - programming the ESP32 fuses
Replies: 2
Views: 2562

Mass production with Flash Encryption - programming the ESP32 fuses

Hi, I'm considering following configuration. 1) Flash Encryption used just for the factory and ota partitions (no secure boot). 2) Binaries are encrypted using Host Generated Key as described in https://docs.espressif.com/projects/esp-idf/en/latest/esp32/security/flash-encryption.html#using-host-gen...