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Arduino 1.8.13 Compilation Error for ESP32

2

Hi, I am able to compile the Example Sketch of Interpolation with Arduino Nano/UNO. But when ESP32 Dev Module is selected it gives error. `Arduino: 1.8.13 (Windows 10), Board: "ESP32...

How to provide mqtt username and password ?

5

I am not able to find mqtt username and password field. Kindly please update.

I am trying to implement 20x4 LCD with your Library its working fine but i am getting characters only upto 16. I want to use complete 20x4 lcd how that...

Serial2 works only upto version 1.0.6 Arduino ESP32

3

I had working Serial2 on GPIO 16 / 17. But due to SD card library requirement when i upgrade ESP32 Core version 1.0.6 to 2.0.x it does'nt work any more....

Display not turning on

2

`/* USER CODE BEGIN Header */ /** ****************************************************************************** * @file : main.c * @brief : Main program body ****************************************************************************** * @attention * * Copyright (c) 2024 STMicroelectronics. * All rights...