Search found 9 matches

by ogensyts
Fri Jul 06, 2018 5:12 am
Forum: General Discussion
Topic: Using C++ Boost library on ESP32 - RTTI Error
Replies: 4
Views: 2484

Re: Using C++ Boost library on ESP32 - RTTI Error

To answer your question snahmad75, no you cannot. To give one example, Boost uses a different threading system which is not compatible with ESP32's FreeRTOS. The project will not compile.
by ogensyts
Sun Apr 22, 2018 11:51 pm
Forum: General Discussion
Topic: Question : Can i define the address where will be stored NVS key-value pairs in flash?
Replies: 2
Views: 954

Question : Can i define the address where will be stored NVS key-value pairs in flash?

Hi everyone, For my project i need to use the flash to store 2 types of information : 1. Vital configuration of my ESP32 (i.e server authentification keys, WIFI credentials and some other values...) 2. Sensor data that will be stored in flash and that will be recovered after a week of usage. Current...
by ogensyts
Fri Mar 30, 2018 3:33 am
Forum: General Discussion
Topic: Using C++ Boost library on ESP32 - RTTI Error
Replies: 4
Views: 2484

Using C++ Boost library on ESP32 - RTTI Error

Hi, i am trying to use Boost library on my ESP32 and get this error on Boost files when issuing 'make' : .... error: cannot use typeid with -fno-rtti With this command on the terminal : user@ubuntu:~$ xtensa-esp32-elf-gcc-5.2.0 -v I can see configured with .... --enable-cxx-flags='-fno-rtti .... Can...
by ogensyts
Tue Mar 27, 2018 1:47 pm
Forum: General Discussion
Topic: ESP32 chip self-test program?
Replies: 2
Views: 2121

Re: ESP32 chip self-test program?

So i found it. Very easy.

On the official site of Espressif (https://www.espressif.com/en/support/do ... ther-tools) you can find "ESP32 Certification and Test" and use flash tool to test your ESP32.


ogensyts
by ogensyts
Tue Mar 13, 2018 6:31 pm
Forum: General Discussion
Topic: ESP32 chip self-test program?
Replies: 2
Views: 2121

ESP32 chip self-test program?

Hi, For example : I solder a ESP-WROOM-32 chip on a PCB that i made, who seems to be working great afterwards (it flashes and runs code). But I want to assure myself that the ESP32 chip was not damaged in any way during the soldering operation. To do this i think a self-test program on the ESP32 wou...
by ogensyts
Tue Mar 13, 2018 3:29 am
Forum: General Discussion
Topic: What is and when to use IRAM_ATTR ?
Replies: 7
Views: 10627

Re: What is and when to use IRAM_ATTR ?

@kolban : Thank you, I now understand the usage of IRAM_ATTR, especially for the interrupts i am using. I hope this post will be useful to other people searching for this information. @ESP_Sprite : Interesting. In short ; I am not using esp_intr_alloc(). That may be why I had to use IRAM_ATTR in my ...
by ogensyts
Mon Mar 12, 2018 3:15 pm
Forum: General Discussion
Topic: What is and when to use IRAM_ATTR ?
Replies: 7
Views: 10627

What is and when to use IRAM_ATTR ?

Hi, i do not fully comprehend IRAM_ATTR. From my understanding it tells to a function to use or to be in the Internal RAM of the ESP32. One time I used it to fix an error concerning a interrupt function running on the second core ; error which made the ESP32 crash saying there was an error with the ...
by ogensyts
Tue Jan 09, 2018 3:30 pm
Forum: ESP32 IDF
Topic: Problems with kolban's cpp_utils WiFi.h
Replies: 2
Views: 1199

Re: Problems with kolban's cpp_utils WiFi.h

Haha ! I laughed at myself ! :P Indeed i copied and pasted it from your book (kolban-ESP32.pdf), page 990. I fixed it and now it connects to AP with no problem. Hey it's my error too, i should have seen it ! by the way i just want to let you know that i appreciate your work and the documentation you...
by ogensyts
Mon Jan 08, 2018 5:02 pm
Forum: ESP32 IDF
Topic: Problems with kolban's cpp_utils WiFi.h
Replies: 2
Views: 1199

Problems with kolban's cpp_utils WiFi.h

Hi. I am trying to use C++ and C on the ESP32. -> kolban's CPP Utils (https://github.com/nkolban/esp32-snippets/tree/master/cpp_utils) My code is simple, i used the snippet in kolban's book and i followed the readme.md (i followed instructions) : #include "WiFi.h" extern "C" { void app_main(); } voi...

Go to advanced search