76 questions
0
votes
1
answer
114
views
How to use the DAC output on Arduino Nano 33 iot
I use the Arduino Nano 33 iot in my project. I am measuring a value from a sensor, and I want to convert that value to an analog signal to drive an external analog device. (0 to 3 volts for example).
...
- 85
0
votes
0
answers
30
views
Error while uploading .hex file to Arduino Nano using ArduinoUploader in .NET C#
I'm using a Arduino nano and am trying to upload a .hex file to the Arduino using the ArduinoUploader Package through a .net C# interface. And I run into the error:
Unable to aqcuire sync in ...
1
vote
1
answer
74
views
Cannot check if the password introduced by the user is the one according to the SSID connected to in Flutter
I am creating a project where my Arduino Nano IoT 33, needs connection to Internet (and it's crucial indeed), so I do use flutter_blue_plus to send all the data gathered in my app created in flutter, ...
- 13
0
votes
1
answer
161
views
Using ufmt::uwriteln! within a function
I am using rust with #![no_std]. I want to use ufmt::uwriteln!(&mut serial, "Hello world\r").unwrap(); in function. I need to pass &mut serial to this function, but don't know how to ...
- 1,439
0
votes
1
answer
973
views
ArduinoFFT library argument list compilation error in Arduino
I am creating a sound visualizer using an arduino nano,electret condenser microphone and 8X32 matrix and i keep getting the same error.
here is the code:
#include <ArduinoFFT.h>
#include <...
-1
votes
1
answer
89
views
I cannot upload my program to an Arduino Nano due to a loop definition error code
I was tasked with a college project which involved programming an Arduino board to flash two LEDs , which would display a number in binary code. I am about halfway through, but when I attempt to ...
0
votes
0
answers
172
views
i connected the ESP8266 MOD to the RF transmitter and sending simple message called "Hello World" but RF receiver not receives WHY? (Lib - radiohead)
I am using RF modules like RF transmitter and RF receiver for learning purpose to send message we need microcontroller to controls them so i use ESP8266MOD for RF transmitter and Arduino nano for RF ...
- 11
1
vote
0
answers
89
views
How to implement a Walking Zero with atmega328p using pure C and charlie-plexing method?
I want to implement a function thats call "Walking-zero", this supposed to turn all 7 leds and just put one off, and must follow this pattern {1111111, 0111111, 1011111, 1101111, 1110111, ...
- 11
0
votes
1
answer
215
views
Printing the contents of the TensorFlow Lite Input Tensor
I'm trying to run a TF Lite model on the Arduino Nano BLE 33 board.
My data comes from two ultrasonic sensors -- Channel 1 and Channel 2. I am trying to determine where an object might be, so the ...
- 205
0
votes
1
answer
160
views
Why doesn't arduino nano together with DS3231 make LED strip work as a clock? (I use FastLED library)
For some reason, my program doesn't make the LED clock work properly. I know that the problem is either in the breadboard or the program itself, since with the other program and different circuit ...
1
vote
0
answers
571
views
bleCharacteristic.writeValue() not working from central to peripheral
Hello everyone I've never posted before so I may not know how a couple of things work but I've made a fairly basic BLE sketch where a central connects consecutively with 2 peripherals, checks the rssi ...
-1
votes
1
answer
137
views
How to decrease the set temperature
I've been following this tutorial to create an Arduino PID Temperature Controller.
I can increase the set temperature by rotating the rotary encoder clockwise however I can't decrease the set ...
- 1
0
votes
1
answer
4k
views
error while uploading arduino code avrdude: stk500_cmd(): programmer is out of sync
I am trying to upload the Arduino code in Arduino Nano but I am getting the error
avrdude: stk500_cmd(): programmer is out of sync
avrdude: stk500_cmd(): programmer is out of sync
I tried several ...
- 1
2
votes
1
answer
811
views
Neo 6M GPS module with Arduino Nano and OLED Display, "SSD1306 allocation failed" Error
I am getting started with GPS modules, for my project I am using the NEO 6M GPS module with a Ceramic Antenna.
So, earlier I tried to connect the GPS module with an Arduino Nano and was able to ...
0
votes
1
answer
800
views
How to save 16khz audio sampling from Arduino nano 33 BLE?
I'm working on a project that requires saving audio files from Arduino NANO 33 BLE, to create a dataset with EdgeImpulse, first of all, I can not use integrated webUSB to save audio directly on ...
1
vote
2
answers
475
views
I'm trying to implement autoConnect between android app and Arduino ble
I'm android developer and facing some autoConnect issue.
I'm using Arduino nano IOT and developed some simple application to communicate.
but I don't know why autoConnect doesn't work in this case.
...
- 21
0
votes
0
answers
224
views
Send Date from Arduino Due to Nano 33 BLE
I'm trying to send data via UART from Due board to Nano board.
At first I try to send data from Nano to Due and it works.
But if I send the same data from Due to Nano it never receives it
and my ...
0
votes
1
answer
551
views
Arduino Nano BLE 33 with DFPlayer not working
I'm pretty new with Arduino circuits and I'm trying to connect a DFPlayer Mini to Arduino Nano BLE 33 Sense. If I understood correctly the library "SoftwareSerial" doesn't work on the BLE ...
0
votes
1
answer
401
views
Communication between Arduino Nano 33 BLE and Due
I have a project and this project depends entirely on the communication between Arduino Due and Nano 33 BLE.
I want to send data via UART from the sensor located in the Nano as float data, and I ...
0
votes
1
answer
466
views
Arduino Nano 33 BLE doesn't receive data sent via flutter app
import 'package:control_pad/control_pad.dart';
import 'package:flutter_reactive_ble/flutter_reactive_ble.dart';
final flutterReactiveBle = FlutterReactiveBle();
late QualifiedCharacteristic c;
...
- 11
-1
votes
1
answer
1k
views
Arduino audio playback without SD card not working? [closed]
I want to create a circuit that plays mainly 2 audio, one when it gets power and another audio by pressing a button. I want to create it without SD card. Library used is PCM.
Here is the code sample.
#...
- 61
0
votes
1
answer
966
views
How to make HTTP request with MicroPython on Arduino Nano Connect RP2040
I'm trying to connect my Arduino Nano RP2040 with MicroPython to my local WiFi network and make a HTTP request.
The Nina W102 uBlox module on the board is an ESP32 and connects to the RP2040 via SPI (...
- 6,932
-1
votes
2
answers
675
views
Arduino's micros() method is taking over 500 cycles to execute on Nano 33 BLE Sense
I posted this question over on the Arduino forum first but my questions haven't been receiving much attention lately so here goes...
I worked pretty hard to make a simple sketch proving how slow the ...
- 538
0
votes
1
answer
833
views
How to Switch between Wifi and BLE on a Arduino nano IoT?
I have got both BLE working to configure and setup the nano IoT, and WIFI working to send sensor data to a cloud DB.
I've found on Arduino Forum a possible solution it it
https://forum.arduino.cc/t/...
- 1,901
0
votes
1
answer
825
views
Arduino Serial Buffer Flooding When Reading is Delayed using Pyserial
I'm working on a project where an RFID-RC522 reader reads an RFID card, pulls that read number in, and relays in out via serial. The code for that is as follows:
#include <SPI.h>
#include <...
- 25