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Newest 'error' Questions - Arduino Stack Exchange
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76 questions
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1
vote
1
answer
1k
views
When using LiquidCrystal_I2C.h library, why am I getting "invalid header file" in TinkerCad?
This is a link to the guy that made the project work, it seems that I'm unable to make it work by myself: the project.
What am I doing wrong?
/* DICTIONARY - CC = ConClusion ; */
/* LEGEND - ...
0
votes
1
answer
419
views
Problem converting a sketch from SPIFFS to LittleFS - no matching function for call error
I'm playing with a tutorial from this DroneBot Workshop YouTube (excellent video presentation by the way on WiFi manager for newbies). I am working with a NodeMCU ESP8266.
The example code was written ...
-1
votes
1
answer
94
views
Arduino Uno error resp=0x27 [duplicate]
I use the Chinese copy of board. My code is right, but when i upload to board, it print me this:
avrdude: stk500_recv(): programmer is not responding
avrdude: stk500_getsync() attempt 1 of 10: not in ...
0
votes
1
answer
361
views
The Arduino copy of example code for tone() function produces a compile error: 'tone' is not declared in this scope. How can I fix this?
It's 32-bit ARM core processor is SAM3X8E ARM Cortex-M3 CPU.
Error:
sketch_nov16b\sketch_nov16b.ino: In function 'void setup()': sketch_nov16b:49:43: error: 'tone' was not declared in this scope tone(...
1
vote
2
answers
1k
views
Communicating via Serial Monitor but not able to get comms via Terminal outside of Arduino IDE
I am using Arduino Nano 33 BLE. I am able to communicate via Serial Monitor within Arduino IDE, but not able to communicate via Terminal, outside of Arduino IDE. I am using Teraterm, do I need to do ...
1
vote
0
answers
67
views
Arduino MEGA crashes with Ethernet shield to connect to two TCP servers
I have Arduino MEGA with Ethernet Shield and a SD card connected to a RUT950 GSM router. Then, I also have two sensors connected to the router and they run a TCP server that sends measurements ...
4
votes
2
answers
4k
views
STM32 "black pill" won't enter DFU mode reliably
I'm following the standard process to put an STM32 "black pill" (STM32F401CC) into DFU mode so that I can upload from the Arduino IDE over USB:
Hold down boot0.
Press and release rst.
...
3
votes
1
answer
17k
views
A fatal error occurred: Failed to connect to ESP32: Wrong boot mode detected (0x13)! The chip needs to be in download mode. [upload] Error 2
I have seen so many people complain about this same error and they were given a multitude of answers to help with this error, but nothing so far has worked for me.
Everything was working fine until I ...
2
votes
3
answers
3k
views
WiFiClient.cpp:517 flush(): fail on fd 48, errno: 11, "No more processes" what it mean?
Hello i wrote this sketch that upload a temperature reading of a DHT22 sensor to a phpMyAdmin server in localHost, the sketch work fine, the data been upload every 5 min to the server than ESP go t ...
-1
votes
1
answer
200
views
RGB LED randomized colors and LDR fading at the same time
Im trying too make an RGB LED that keeps changing color's randomly, and makes the brightness fade at the same time with an LDR, yet I keep getting an error that says too many arguments to functions.
...
1
vote
1
answer
349
views
Arduino Output Panel Font Color Change
I am using Arduino IDE 2.0.3. When compiling code if there is an error it shows on a black background with a red font, that is hard for me to read. Can I change either the background or the font? ...
1
vote
0
answers
280
views
Getting “Open the GPS power failure” on module SIM808
I tried to get the gps coordinates with this program:
#include <DFRobot_sim808.h>
#include <SoftwareSerial.h>
#define PIN_TX 8
#define PIN_RX 7
SoftwareSerial mySerial(PIN_RX,PIN_TX)...
-1
votes
1
answer
504
views
ESP32 Rebooting while converting String to Hex Array
I wrote this code to convert String to Hex Array.
const char* hexstring = "0x21 0x73 0x10 0xfa 0x7a 0x00 0xff .../*40995 character long string*/....0xaa"
void setup() {
char* temp;
...
1
vote
3
answers
13k
views
text section exceeds available space in board
When I compile this code it gives the error mentioned above.
I saw online a way to resolve this: Serial.println(F("..."));
For fixed string literal I changed it but still didn't work.
I'm ...
1
vote
0
answers
1k
views
ESP32 WIFI error when trying to initialize WIFI after stopping and deinit WIFI driver
I have a firebeetle ESP32 board and I use VScode with platformIO. My platform is espressif32 v5.0.0 and the framework is arduino.
I am currently implementing a WIFI connection as follows:
bool ...
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