Questions tagged [arduino-due]

Arduino DUE is an microcontroller card based on the Atmel SAM3X8E ARM Cortex-M3 CPU. This is a 32bit ARM core MCU.

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21 views

Program the Arduino Due with the ESP32

I'm trying to do OTA firmware updates for the Arduino Due with the ESP32. Now so far I'm able to get the firmware from a website and transfer it over UART. Now I'm looking to get the firmware and ...
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48 views

Will an Arduino Uno be able to read 3x incremental encoders?

Encoders are quadrature 600ppr encoders with X2 counting. Therefore 1200 counts per revolution for each encoder. Is there an edge rate limit? I currently have one encoder hooked up using code with ...
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56 views

Creating a sine with PWM Arduino DUE

I've been trying to create a sine wave using the pwm function of the Arduino DUE. The sine wave has te be at higher rates than the analogWrite() function can handle, so I've been using the native ...
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49 views

Variable sets to 32767 - MATLAB Arduino

I am running out of ideas of what may be causing this problem, and I would appreciate some help identifying anything I am overlooking. Quick Problem Summary A variable gets set to 32767 quite often ...
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33 views

Arduino Due: Measuring the time between pulses

I have a 'pulse train' generated from a photo interrupter and slotted disc mounted on a rotating shaft. My goal is to measure the time between each rising edge. I have looked at the data sheet for ...
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2answers
55 views

Creating and Arduino synthesizer without the tone library

I am thinking about trying to make an Arduino synthesizer using the true analog output on the Due. However I would like to be able to play multiple notes at the same time on a single buzzer. Is this ...
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1answer
30 views

Arduino Due 16U2 Programming Port Documentation

Are there any documentation or whatsoever on what the 16U2 does when trying to program the Sam3X in Arduino Due? I reallynwant to know what's wrong with my made up board but can't get pass the No ...
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1answer
34 views

Running many devices on 5V pin. How to provide external power

I'm using my Arduino DUE 5V pin to power a lot of sensors and I'm worried about the drop in current. I'm powering the board using the USB port. Is this the correct way or is there a different way of ...
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35 views

No Device Found On Bare-bones SAM3X Chip

0 I've been trying to make my own board with a SAM3X and W5500 (Arduino Ethernet Shield) on it with those two chips connected via SPI. From the Arduino Due Board, most of the stuff, we don't need. ...
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1answer
93 views

How to decrease delay for String concatenation + Arduino Due

In my project I need to add a delimiter between integer numbers. In the following code. I add a "," between integer numbers obtained from inputsig matrix. The problem is that concatenation of these ...
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68 views

pin change interrupt on arduino Due

Greeting! I am finding it difficult setting up a pin change interrupt on an arm board ( I am using Arduino due). I found a sample online which I have used but I discovered that when ever an interrupt ...
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1answer
88 views

Arduino Due as Triggered DMA SPI Slave is possible?

Is it possible for arduino Due to act as DMA-SPI-slave device which can exchange SPI data (uint16_t TX[10] and RX[10]) in triggered slave mode? I have a setup in which time period is very short (~...
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72 views

Serial.availableForWrite versus Serial.flush

Is there a difference between the following two line codes? while (Serial.availableForWrite <= 0) {} versus Serial.flush() Thanks!
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1answer
126 views

Soft wdt reset error on NodeMCU (ESP8266)

I am getting error on Serial monitor Soft WDT reset. I decoded the error code also and found the following stacktrace. I am using SIM808 module and DFRobot_sim808 as the library. 0x4010030d: ...
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1answer
42 views

Does MFRC522 supports native SPI of Arduino Due?

Does MFRC522 library support native SPI interface of Arduino Due? By native SPI I mean this one: I came here with this question because the initializer asks for 2 pins: SS and Reset: MFRC522(byte ...
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1answer
35 views

Which Arduino-compatible microcontroller for 2 continuous analog audio recording and 2 digital pin snapshots every second?

Apologies if the title is not very well worded. I'm new to electronics and trying to learn more about embedded systems too. I have a small project that requires recording an analog audio input at 8-...
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44 views

Voice receiver arduino

I have the following situation. I would like to develop a bracelet prototype that identifies when a person is on the go and also issue a question to the person for that bracelet and get an ...
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1answer
132 views

Motor with sinusoidal motion

I need to run a motor to have a harmonic motion with specified amplitude and frequency ( harmonic motion mean that the angular position of the motor is a sine function of the time). I’m Looking to do ...
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1answer
30 views

Arduino Due Digital Inputs without Response

On two of my Arduino Due, when connecting the pin 3.3V to any digital inputs (37,36,35,34), no serial message nor LED_BUILTIN is thrown as output, only the Test message. Digital Pins are set as ...
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24 views

WiFiServer Stops After Reconnection to WiFi

In the following code, the Arduino is reconnecting to the WiFi after several loops. The idea is to check and re-establish WiFi connection every 30 minutes or so. However, the WiFiServer seems to ...
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49 views

Arduino Due ADXL345 Interference

I am working with an Arduino Due and the Analog ADXL345 through a module following this tutorial, with the wire.h library at Fast Speed (400kHz), the Accelerometer Sampling at 800Hz (for the Maximum ...
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1answer
801 views

Faster Arduino Mega

I am using Arduino Mega 2560 for interfacing devices such as the Maxim MAX22500E and TI ADS1241. Now I am requiring more speed for hopefully the same coding, and I am thinking in the Arduino Due (84 ...
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35 views

Arduino due erase button and power switching

Last days I have been investigatin schematics of arduino due board. The purpose of proper understanding of schematics in crucial for me, beacuse I indend to build myself my own board with some minor ...
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1answer
76 views

Arduino DUE and 5V logic sensor?

For an application I use Arduino DUE and VNH2SP30 as the motor driver.I think this motor drive is only compatible with 5V logic but DUE provide 3.3V logic.Will my problem be solved if I use logic ...
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1answer
46 views

Convert Arduino MEGA Code to Arduino DUE Code?

I've been working with MEGA before. This code works completely with MEGA. I'm still at beginner level in Arduino. Q: How do I adapt this code to DUE? Note: I'm asking this question because I think ...
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1answer
41 views

Why the global variables info is not shown for Arduino Due in IDE?

If I compile a sketch for the Arduino Mega: Sketch uses 1804 bytes (0%) of program storage space. Maximum is 253952 bytes. Global variables use 188 bytes (2%) of dynamic memory, leaving 8004 bytes ...
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1answer
154 views

Arduino communication protocol with python - beyond pyserial and Arduino example

TL;DR does someone know of a advance and reliable/redudent USB protocol for communicating between a raspberry pi and Arduino due (native port) I am trying to learn how to build a little robot which I ...
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36 views

Combining ADC IRQ with SPI peripherals results in SPI not working

I'm working on a pet project that requires ADC, SD card (SPI interface, SdFat library) and a display in the future (also SPI). I have put together a piece of code that initializes ADC at the highest ...
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1answer
411 views

Trouble with setting the PWM frequency for Arduino Due

I'm using Arduino Due and I set the analog read and write resolution to 12-bit for better resolution. Basically all I do is to vary PWM duty cycle by controlling analog DC input voltage from 0 to 3.3V....
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62 views

Reading data by port manipulation (Arduino Due)

I have shorted the 23rd pin of port A with 3.3v output pin (i.e. tieing 23rd pin of port A to logic high). Now I am trying to read the 23rd pin of port A by using following code- void setup() { ...
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26 views

Failure after audio Conversion

Using adafruit's Music Maker on an arduino due I am playing WAV files. The program and hardware work great except for two exceptions. One 8 second and one 14 second audio clips that were converted ...
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1answer
25 views

What type of power supply is the Arduino Due’s 5v pin and what is its current?

I’m looking to use a Futaba Servo with my arduino Due and was told it requires a “high current 5 volt supply” and I don’t know much about current so excuse my arrogance. I know the arduino Due has a 5 ...
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50 views

arduino due SPI

I'm trying to get spi communication to work on my due, but I am getting some unexpected results. I know how to use SPI on the Uno, Nano and Mega board but somethings happening to the Due. I connected ...
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17 views

Arduino Due and Mega sensor shield control of a 12v dc motor not working

const int pwm = 3 ; const int in_1 = 18 ; const int in_2 = 19 ; //For providing logic to L298 IC to choose the direction of the DC motor void setup() { Serial.begin(9600); pinMode(pwm,OUTPUT) ; ...
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70 views

Arduino and Processing Call and response not working

I have been trying to develop a connection from the arduino IDE to Processing so I can send data measured on the arduino Pins to processing to display. I first packaged the 10-bit integers I was ...
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1answer
40 views

Programfault when dereferencing a 64bit int on due

I am running into a strange behaviour with my code. The following works without problems on an Arduino Nano but it seems to crash on a DUE void putData64(byte* packet, int pos, uint64_t data) { ...
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94 views

Help Connecting Lidar sensor over SPI to arduino Due?

I'm very new to Arduino and have never used the SPI protocol before. I've tried following tutorials online, but my SPI.transfer always returns a value of 255 whether the sensor is connected or not. ...
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32 views

BLUETOOTH MODULES Arduino

I am new to the world of electronics so please forgive me if I ask stupid questions. I would like to ask if there is a difference between Bluetooth Modules that state: "for Arduino" as well as those ...
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2answers
59 views

Problem of repetition

I have encountered a problem concerning the repetition of the program that means it executes once (since the sensor passes to 1 it calculates 5 seconds (the sensor is still at 1) after the lamp is lit)...
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34 views

Arduino_Debug doesn't successfully upload sketch to Arduino if JAVA is not installed

I use arduino_debug to upload my sketch to an Arduino Mega 2560 and to an Arduino Due from my application (Windows). I saw the following issue: When JAVA is not installed or it was installed only ...
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1answer
139 views

Digital map in A* search algorithm in Arduino [closed]

I am building an Automated Guided Vehicle as my graduation project. I'm new to path-finding algorithms and I've only worked with small projects based on Arduino as of now. I've chosen A* search after ...
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48 views

SIM800L save message to draft in sim memory

I want to save some data in sim memory as draft message and later read it. I am Using Arduino DUE and SIM800L Basically my main target is to keep in check the total uptime(approximate, error of upto 2-...
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28 views

Arduino Due Atmel IC heats up

When i tried powering the board the Atmel IC heats up and led goes of after a second .the board does not get detected on my IDE software . 1) I have tried out finding the issues with the board and ...
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160 views

Reasons Flash Page is Locked Due

Using the Arduino Due on a project, I have found that I commonly run into the issue Flash Page is Locked when attempting to upload. I have used the library write functions of DueFlashStorage that ...
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78 views

Problem I²C Communication between Arduinos

My Problem seems to be that my I²C slave randomly disconnects. I have an Arduino Due communicating with a Arduino Chestnut board (bought hardware). I now measure data with the Due and then send the ...
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34 views

Arduino Due Custom Clock Output

I have Arduino Due, and I want it to output clock at 3.072MHz (which is a clock rate used for I2S) How do I go about this? I tried the following code, but it doesn't give the exact rate, and I ...
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1answer
215 views

timer library on Arduino DUE

I'm trying to call an interrupt routine (let's call it handler() ) every second on my arduino DUE. I thought the simplest way to do this was to use this library but it seems that i don't know how to ...
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23 views

Bool function for color variables

I am new of using Arduino. I have seen code for color variables that has uses bool function. Is there anyone who can say me how this function connect to the colors of RGB LED matrix? This code has ...
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1answer
556 views

Issues with I2C and Wire.Available()

I am working on a project which requires communication from an Arduino Due (Master) and an FDC2214Q1 C to D IC (Slave), but there is some variability as to whether the code works or not depending on ...
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58 views

Using ERASE button as PIO on Due

I'm working on a demo program for which I want to use minimal resources: all I need is one LED and one pushbutton. I'd very much like to use on-board resources. The user LED (PB27) is fine (I'd have ...