Try to use WiFiClientSecure.h instead of WiFiClient.h when connecting to the GitHub server. The example uses this library #include <WiFiClientSecure.h> But it sets it to allow unsecure connections: WiFiClientSecure client; client.setInsecure(); // Set client to allow insecure connections if (client...

Hi all, I am trying to do OTA updates where the bin file is fetched from github. I tried to follow this simple example here: https://medium.com/@adityabangde/esp32-firmware-updates-from-github-a-simple-ota-solution-173a95f4a97b However, my program is unable to connect to GitHub server. This is the l...

Hi all, I am having a very weird problem trying to get Preferences.getBytes to work. My key names are labelled as "001", "002", "003" ... up to "200" and I am using a character array(char myKey[3] - declared as a global variable) to dynamically assign the key names. And I have written a simple funct...

I tried adding pull up resistors but it didn't work.

What also puzzles me is that when this module is plugged in to my computer, it detects 2 COM ports. It also doesn't come with a BOOT or RST button.

Hi all, I bought a Serial Port to USB programmer board for the ESP32 (https://www.aliexpress.com/i/4000515425227.html) but just can't seem to get it to work. The programmer board has the following outputs https://ae01.alicdn.com/kf/H0cdd4e5163a447f296efc2728217858b6.jpg What I have tried to do is co...

Hi all, I tried some of the suggestions above. Using my home Wifi network, I tried changing different host names but ping is still unsuccessful. However, when I set my mobile phone as a hotspot device and have the ESP32 connected to it, I was able to ping successfully different hostnames, eg www.goo...

Hi all, I am following an example for this website: https://techtutorialsx.com/2019/10/05/esp32-arduino-pinging-a-remote-host/ I am able to successfully connect to my home WIFI network, but ping method just doesn't work and returns an error message "Ping failed" all the time. bool success = Ping.pin...

Hi all, I am working on project where I want to turn on/off and cycle through different colour on the Neopixel (WS2812) LED strip using capacitive touch on the ESP32. I have standalone code for touch detection working and I also have standalone code working for controlling the LED strip. However whe...

Hi all, I would like to work on a project where I can use the ESP32 to connect to a website and download a .h file (containing a large image array) to be displayed on a TFT LCD. I don't have much idea on how to get started. I am able to interface the ESP32 to the TFT LCD and I can display an image p...

Hi all, I need to use IO25 as a digital output pin, but it seems like it is a DAC output by default. How do I disable DAC function? I tried the following code but its not working: #include <driver/dac.h> // the setup function runs once when you press reset or power the board void setup() { // initia...