Search found 477 matches

by username
Wed Nov 08, 2023 5:37 am
Forum: Hardware
Topic: Can a LED be directly connected to GPIO33-GPIO37 on ESP32-S3?
Replies: 4
Views: 1987

Re: Can a LED be directly connected to GPIO33-GPIO37 on ESP32-S3?

Not 100% sure what flavor ESP32-S3 you have, but check this link: https://docs.espressif.com/projects/esp-idf/en/latest/esp32s3/api-reference/peripherals/gpio.html#gpio-summary Further down on that page you will see this. Strapping pin: GPIO0, GPIO3, GPIO45 and GPIO46 are strapping pins. For more in...
by username
Sun Nov 05, 2023 6:37 pm
Forum: ESP-IDF
Topic: ESP32-C6 interactive webpage
Replies: 1
Views: 1210

Re: ESP32-C6 interactive webpage

Check this out. Its not free, but it covers the things you asked about.
https://learnesp32.com/

I bought it when it was on sale, and there are many great things in there.
by username
Sat Nov 04, 2023 8:21 am
Forum: ESP-IDF
Topic: Getting 5V for MCP2515
Replies: 2
Views: 1548

Re: Getting 5V for MCP2515

You can use something much smaller like this https://www.amazon.com/Regulator-DROK-Converter-Step-Down-Transformer/dp/B096RC71DC/ref=m_crc_dp_lf_d_t1_sccl_2_3/143-5690059-5618842?pd_rd_w=nTPUp&content-id=amzn1.sym.76a0b561-a7b4-41dc-9467-a85a2fa27c1c&pf_rd_p=76a0b561-a7b4-41dc-9467-a85a2fa27c1c&pf_r...
by username
Sat Nov 04, 2023 8:16 am
Forum: ESP-IDF
Topic: ESP32 Dual Core Wifi ?
Replies: 3
Views: 1244

Re: ESP32 Dual Core Wifi ?

But my real question is, would it be feasible (even advisable) to run the HTTP Client code (Responsible for POSTing out data) on 1 core, and the HTTP Server on another? Would the cores share the WiFi hardware nicely? I realise it's probably way overkill, but I'm in big time learn mode here (New to ...
by username
Fri Nov 03, 2023 8:15 pm
Forum: General Discussion
Topic: Led application: fast blink on reset
Replies: 2
Views: 674

Re: Led application: fast blink on reset

Did you try moving the set_level before setting it as an output ? Not sure if that will help.
by username
Fri Nov 03, 2023 8:12 pm
Forum: General Discussion
Topic: Simple Time Counter (stopwatch)
Replies: 4
Views: 1350

Re: Simple Time Counter (stopwatch)

More simple, withOUT 3 #include!
Just curious, what the issue with #include?
You already #include arduino.h, and that one line pulls in a ton of stuff.
by username
Fri Nov 03, 2023 5:12 am
Forum: General Discussion
Topic: Simple Time Counter (stopwatch)
Replies: 4
Views: 1350

Re: Simple Time Counter (stopwatch)

Asked chat GPT and here is it's response. #include "esp_system.h" #include "esp_timer.h" #include "esp_log.h" void app_main() { // Initialize the system esp_err_t ret = esp_system_initialize(); if (ret != ESP_OK) { ESP_LOGE("main", "Initialization failed, error = %d", ret); return; } // Get the curr...
by username
Thu Nov 02, 2023 11:37 am
Forum: Hardware
Topic: Question about ESP32-S3 without uart bridge
Replies: 3
Views: 1526

Re: Question about ESP32-S3 without uart bridge

FWIW, in all my designs using the ESP32-S3 USB interface pins I dont have to use BOOT + RESET to get it into programming mode.
It works the same as if using the serial interface.
by username
Sun Oct 29, 2023 5:23 am
Forum: Report Bugs
Topic: The W5500 + SPI_Slave driver does not work stably.
Replies: 2
Views: 31251

Re: The W5500 + SPI_Slave driver does not work stably.

Just for curiosity, have your tried the ethernet basic example? IDF, takes care of inialising W5500.
I used it and never had a problem with it.
https://github.com/espressif/esp-idf/tr ... rnet/basic