1,311 questions
0
votes
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18
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Arduino IDE does not find the ESP32-SBC-FabGL board after a necessary downgrade of the ESP32 library. Why?
I'm trying to compile and transfer a sketch (particularly KeyoardScanCodes.ino, but the other example sketches show the same behavior) for my FabGL board (Olimex-ESP32-FabGL) by using the Arduino IDE ...
- 1,210
1
vote
0
answers
55
views
The ESP32-S3 resets the count and starts from 0 again [closed]
I have been trying to program my ESP32-S3 in such a manner that when it is reconnected, it starts the count from where it left off.
For eg: If in the google sheet the count was 10 before disconnecting ...
- 65
-1
votes
0
answers
16
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Why does resize TX_Buffer not work in Arduino IDEs?
The following small sample code proves that the Arduino IDE does not recognize resizing the TX Buffer. It is recognized as code during compilation, but not at run time.
#define ...
- 139
0
votes
0
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16
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Very Specific Combination of Servo.write and analogWrite messes up frequencies on esp32 PWM pins
Preface: First time asking a question, please take it easy with the "YOU SHOULD FORMAT YOUR QUESTIONS THIS WAY!"
Question: Why does this happen?
I'm programming an esp32 S3 dev module using ...
- 1
0
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0
answers
16
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esp32 board wont Serial.print() on the serial monitor
So I recently wanted to set up two way comm betwen two esp32-C3-mini-1 v1.1 boards and one of them is connected to a lcd screen, they both work and I can uplod new code on them and the one connected ...
- 3
0
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0
answers
42
views
Failed to connect to ESP32
I am trying to upload code to my ESP32, but I keep getting the following error:
A fatal error occurred: Failed to connect to ESP32: Download mode successfully detected, but getting no sync reply: The ...
1
vote
0
answers
23
views
Get Camera Frame Latency after Set Pins of microphone (INMP441)
I don't know why when I uncomment this line:
// i2s_set_pin(I2S_NUM_1, &i2s_mic_pins);
getting fb frame takes much more time. (I don't have any error.)
OUTPUT:
Without i2s_set_pin:
16:59:56.940 -&...
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0
answers
37
views
DHT.h cant be identified on arduino IDE
I have a problem on my DHT libraries, it wont identified on my arduino IDE. it says
C:\Users\User\Documents\Arduino\DHT22\DHT22.ino:1:10: fatal error: DHT.h: No such file or directory
#include <...
0
votes
0
answers
34
views
Last will testimony (LWT) not working on AWS IoT Core
WiFiClientSecure net;
PubSubClient client(net);
char lwtMessage[256];
void setup() {
Serial.begin(115200);
pinMode(RELAY_PIN, OUTPUT);
connectWiFi();
// Prepare JSON for Last Will ...
- 182
1
vote
0
answers
32
views
NittoBend Bendlab (ADS) 2-axis Sensor Code - ESP32 Feather Compatability
I am trying to initialize and use the NittoBend's 2-axis Bending sensor with the ESP32 Feather (coded in Arduino IDE).
I have the circuit setup correctly (GND to GND, VCC to 3.3V, nDRDY to GPIO 32, ...
- 11
0
votes
1
answer
66
views
SPI Data Transfer ESP32-H2 to ESP32-H2, Arduino IDE. Can't get Slave to receive data
I'm an old guy (70) developing a complex instrument, and I have almost everything else working. The only thing left is SPI communication between two ESP32-H2 chips hardwired on the same board. This is ...
0
votes
1
answer
2k
views
Arduino IDE not compiling
Whenever I try to compile a valid project (with loop and setup) it just throws a rust error, don't know what to do.
The error:
thread 'main' panicked at 'assertion failed: `(left != right)`
left: `0`...
- 53
1
vote
1
answer
62
views
Compilation error: unknown type name 'HardwareSerial'
I need to write a code to send data via UART. I wrote a test code on Arduino IDE in a .ino file and it worked perfectly. Now I trying to shift the code to a .c file. My code is as follows:
#include &...
- 645
2
votes
1
answer
248
views
esp32 with Arduino IDE not compiling
Got myself an esp32, compiled and flashed the first code with my laptop, everything worked fine. Tried to flash a different code on the same laptop, and it gave a pretty scary error, it doesn't want ...
- 53
0
votes
1
answer
82
views
Receiving "Document with the requested ID already exists" Even When Calling a Generate Unique ID function
I'm trying to create a document in Appwrite via a REST API call from my Arduino code. I'm generating a custom documentId using a function, but when I send the request, I get an error response from ...
