Search found 8 matches

by marius.cezar18
Fri Oct 21, 2022 5:32 am
Forum: Hardware
Topic: ESP32 Problem Interrupt I39 pin
Replies: 1
Views: 1603

Re: ESP32 Problem Interrupt I39 pin

I tried a workaround from the errata file (attached picture) but it has no effect, what could be wrong with my code? bool first_interrupt = 0; static void IRAM_ATTR gpio_isr_handler(void *arg) { uint32_t gpio_num = (uint32_t) arg; if (!first_interrupt ) {//once first_interrupt = 1; gpio_set_intr_typ...
by marius.cezar18
Thu Oct 20, 2022 6:17 am
Forum: Hardware
Topic: ESP32 Problem Interrupt I39 pin
Replies: 1
Views: 1603

ESP32 Problem Interrupt I39 pin

Hello, I want use the interrupts on pins I35 and I39 and if turn on WiFi module intterupt on I39 pin it doesn't work properly, if turn off WiFi module working fine interrupt on I39 pin. So I found in esp32_errata_en.pdf "Section 3.11 for the detailed description of the issue" but I don t understand ...
by marius.cezar18
Mon Jun 06, 2022 7:34 am
Forum: ESP-IDF
Topic: Flash Encryption Problem
Replies: 2
Views: 1765

Re: Flash Encryption Problem

Thanks!!!
by marius.cezar18
Wed Jun 01, 2022 6:33 pm
Forum: Hardware
Topic: Boot problem with ESP32-WROOM-32E-N8
Replies: 11
Views: 5995

Re: Boot problem with ESP32-WROOM-32E-N8

Maby help you!
by marius.cezar18
Thu May 26, 2022 2:12 pm
Forum: ESP-IDF
Topic: Flash Encryption Problem
Replies: 2
Views: 1765

Flash Encryption Problem

Hello, please help me with encrypting a flash to go into production with the application. I want to make sure my application is not copied and I can't, I kept reading and trying some methods but without success! I generated a flash key: python ./espsecure.py generate_flash_encryption_key my_flash_en...
by marius.cezar18
Thu May 26, 2022 1:56 pm
Forum: ESP-IDF
Topic: Problem periodic timer
Replies: 4
Views: 2652

Re: Problem periodic timer

Thanks!!!
by marius.cezar18
Tue May 17, 2022 5:43 am
Forum: ESP-IDF
Topic: Problem periodic timer
Replies: 4
Views: 2652

Re: Problem periodic timer

When you say hardware timer what you mean? An example please!
by marius.cezar18
Mon May 16, 2022 10:52 am
Forum: ESP-IDF
Topic: Problem periodic timer
Replies: 4
Views: 2652

Problem periodic timer

I have a problem with a periodic timer not running properly, in parallel I have several tasks and I want a timer to run every 52us. This timer is weird, where do I go wrong? I also attached 2 pictures with the logic analyzer on the output pin. Thanks in advance! static void periodic_timer_callback(v...