Arduino Questions, Problems & Solutions : TransWikia.com ~ Page 9

White screen when I perform grapicstest in ili9341

I get a white screen when I perform grapicstest in ili9341. I used the below code:#include "SPI.h"#include "Adafruit_GFX.h"#include "Adafruit_ILI9341.h"// For the Adafruit shield, these are the default.#define TFT_DC 9#define...

Asked on 02/16/2021 by prashant

1 answer

How to avoid MQTT reconnect Loop

I have the following code designed to allow me to control my device from my website using mqtt broker while internet is available. I also built in a local webserver...

Asked on 02/15/2021

0 answer

loop once per startup for stepper motor

First of all sorry that i dont know much about programming, most of my codes are just copy paste. And of course, i know this question has been asked before,...

Asked on 02/15/2021 by bo na fi de

0 answer

128x64 and pushButtons

Could someone give me some advice related to building a menu for a 128x64 LCD using 5 pushButtons?i have 5 screens.btn1 is for display MainMenu and Selection.btn2...

Asked on 02/12/2021 by Iulian Chirvasa

1 answer

Not output on serial monitor, sending string on serial.print

I get two 10-bit values from analog pins. These two values in a string, ";" combine with. for ex: 515; 510 I am sending it to another arduino via...

Asked on 02/07/2021 by Enes Orhan

2 answer

Nano 33 IoT rescue from the dead: No USB. No upload mode

First of all: my board used to work fine. Now my Nano 33 IoT turns ON (green light) when connected to USB on Mac but:doesn't enter in upload mode after...

Asked on 02/02/2021 by Esze

1 answer

ESP32 HTTP Server request interrupts Telnet session

I have an ESP32 application that uses a web server as a user interface. For auditing and debugging during development I use Serial; however, that is impractical in the installed...

Asked on 02/01/2021 by Eric Vortriede

0 answer

Power supply for DIY Arduino CNC Router

I am making a CNC router from a dremel and 3-5 NEMA 17 steppers. I am really confused on how I can power all those motors. I am using a...

Asked on 01/30/2021 by DragonflyRobotics

1 answer

Size limitation on char Array on ESP8266

I'm creating a log of events, stored as a txt file. If it matters, I'm using ESP8266. To display the log of each IOT, I'm publishing the txt file to...

Asked on 01/25/2021 by Guy . D

0 answer

AnalogRead always 1023 on Arduino Due?

Just using the Basic Example AnalogReadSerial.// the setup routine runs once when you press reset: void setup() { // initialize serial communication at 9600 bits per second:...

Asked on 01/25/2021 by Littlegator

6 answer

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