Search found 3 matches

by Dadieter
Thu May 02, 2024 10:13 pm
Forum: ESP-IDF
Topic: ESP32: Custom bootloader via CAN bus (TWAI)
Replies: 0
Views: 354

ESP32: Custom bootloader via CAN bus (TWAI)

Hello together, I guess I need a push into the right direction...I am struggling with a custom bootloader via CAN bus. What I want to have: in application start erasing and flashing process with specific CAN ID on unused app partition, write data into unused partition through a lot of CAN messages, ...
by Dadieter
Wed Aug 04, 2021 8:25 pm
Forum: ESP-IDF
Topic: ESP32-S2 Saola: General SPI question
Replies: 1
Views: 2214

ESP32-S2 Saola: General SPI question

Hello community, I need your help! I am trying to setup the Saola dev board as little "SPI sniffer", so SPI funktionality is as slave. I tried solutions in arduino with and without DMA, but it seems my issue has some relation with the "4-bytes bug". Attached is the complete SPI frame, round about 15...
by Dadieter
Sun Aug 01, 2021 7:39 pm
Forum: Showcase
Topic: I2S-parallel example: Drive a 64x32 display
Replies: 61
Views: 311815

Re: I2S-parallel example: Drive a 64x32 display

Hi Community,

was anybody already successful to run these LED modules together with ESP32-S2 via I2S parallel?

I am very close, but something must be different, because of "my" strange behaviour.

Anybody any ideas?

Used library is SmartMartrix in Arduino.

Thanks in advance!