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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87 views

TFT menu system sometimes doesn't refresh the screen properly

I have a project in which I control a display using an Arduino Due microcontroller. The user can navigate on the TFT display (RA8875 driver ic) with a rotary enconder/pushbutton. The display shows a ...
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43 views

Connect output of Arduino DUE to input of Arduino Uno

I have a distance sensor connected to an Arduino DUE and I want to wire its output to an Arduino UNO. In Arduino DUE, after calculating the distance, I convert a range of distances (0-10cm) to Volts (...
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1answer
271 views

void loop() stops running after an hour or so

So I have a program that measures temperature and humidity over time. Here isthe code I use: #include <SD.h> #include <SPI.h> #include <DHT.h> #include <Wire.h> #include "...
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1answer
242 views

Does the MKR WIFI 1010 support the arduino mouse and keyboard controller?

I am working on a project right now that needs to connect to my computer via bluetooth and access the arduino mouse and keyboard library. In my research, I've found that only the Leonardo, Due, and ...
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1answer
135 views

Reading multiple pins via registers on the Arduino Due

I would like to read multiple pins at once in Arduino Due via registers just like PINB, PINC, PIND of the arduino uno. I know that the pins will be scattered to multiple registers, but i deduce it ...
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39 views

How to access bootloader recovery mode (like the Micro) or equivalent on the Due?

I would eventually like to use a Due as a custom USB device PC-side (through programming port) while using it as a USB Host on the native port. Adding the programming port endpoints (perhaps willingly ...
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1answer
99 views

PC not recognizing Arduino when working with a class and MIDIUSB library

I've recently bought an Arduo Due to create some sort of a Midi controller together with the MIDIUSB library. I have create a simple a test program with 1 potentiometer (without the use of a class) ...
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1answer
43 views

How to break out the due power supply and USB connectors?

I am planning a build with my own enclosure for the arduino due. As an alternative i would like to bypass the power jack and usb port that are factory soldered onto the board, in order to use jacks ...
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1answer
39 views

Reset a UART connection on a Due

I have a system that involves an Arduino Due connected to a Raspi 4 through UART in which the Due sends a heartbeat signal over UART for the pi to receive and send back as confirmation. One of the ...
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2answers
4k views

Arduino Due analog output has 500mV offset

I use a simple serial connection to tell the Due what to output into an analog output pin. However, the outputs are offset about 550mV (as seen on an oscilloscope) and the maximum value of 255 gives ~...
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1answer
124 views

Set SPI MOSI pin to idle low on a Due?

I have an SPI slave connected to Due. I send the SPI slave into sleep mode. During sleep, I need to pull all pins low, including MOSI. What's the best way to pull the SPI-4 pin low on a Due? Here's a ...
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29 views

Arduino Due Master Programming

I am newbie. In my application Arduino Due is configured as Master and Arduino Uno as Slave. I need to transfer 24-bit Hexadecimal data of about 79-registers to slave device. At the slave end in ...
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1answer
219 views

SPI Slave Programming for Arduino

In my application Arduino Due is configured as master and instead of the actual slave device I am making use of Arduino Uno as Slave.I will share the Master code which I have worked out. Can Anyone ...
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33 views

arduino due: how to read more than one byte at a time in serial uart with tfmini liar sensor

I'm trying read tfmini lidar sensor from arduino due board with uart. Here i can read only one byte at a time using serail.read() method but i need to read 9 byte at a time and store it in array. ...
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1answer
4k views

Using SD card shield on Arduino Due

I have a Seeed Studio SD card shield (V3) that I am trying to use on my Arduino Due. I am having trouble using the SD examples that come with the Arduino IDE. They worked fine on my Arduino Uno by ...
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92 views

Arduino Due with Logitech F710 gamepad

I'm having Arduino Due board and Logitech F710 Wireless Gamepad. I have connected the receiver dongle to native port of Due board via OTG cable. As the native usb host library supports only keyboard ...
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32 views

Does DFR0063 I2C LCD work with Arduino Due? I cannot even pass i2C scanner

I have 2 Due and Two DFR0063 I2C LCD. I cannot even pass i2C scanner. I always got No I2C devices found. I tried both SCL/SDA and SCL1/SDA1. For SCL1/SDA1, I do add 10K pull up resister. But still ...
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1answer
37 views

Arduino Due SPI clock pauses each octet

I'm trying to communicate with SPI slave using Arduino DUE as master. Device requires commands to be 32 bit wide, SPI mode 3. I've ran the minimum code (using Arduino IDE 1.8.12) to send some 32 bit ...
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1answer
2k views

How to configure 2nd Quadrature Decoder IO pins in Arduino IDE

I am working to read two quadrature encoders using a single Arduino DUE, as part of my summer vacations project. According to the following link http://atmel.force.com/support/servlet/fileField?id=...
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1answer
15k views

Graph plotting on Python using Tkinter Canvas

I'm trying to plot a graph with python using the canvas widget, I'm currently sending data in from an arduino sensor sketch ..does anyone have an idea on how I can plot this graph in real time on ...
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1answer
114 views

Is it possible to count rising edges of a 4 MHz clock on an Arduino Due and trigger an interrupt like all 4'000'000 edges?

I am struggling with my Arduino Due and the Timer Counter functionallity. The following is what I am trying to achieve: I want to execute a function to a specific point of time or more precisley ...
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1answer
126 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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55 views

MLX90129 - SPI protocol

I don't know if someone has already worked with the MLX90129. Right now, I'm trying to establish the SPI protocol between MLX90129 and an Arduino. I'm using the example that it is showed in the ...
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2answers
103 views

Use of “static” with “RTClib”

I've got a question concerning the Arduino library "RTClib" by Adafruit and the use of the word "static". Here you can see an excerpt from the example provided for the pcf8523 real-time clock: #...
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25 views

Why calling digitaWrite(pinNum,HIGH) before setup() not working? [duplicate]

I am writing a library to operate a linear actuator, let's call the library ActuatorV2. It is composed of two files, a .h and and .cpp files. To create an object, I instantiate the object as follows ...
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51 views

How to calibrate Arduino DUE analog readings?

I am having a problem with the analog readings on my Due. On pin A4 and A5 I am measuring voltages: double vcc = 3.288 // taken on pin 75 (ADVREF) ; analogReadResolution(12); result = analogRead(A4) ...
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1answer
91 views

Home made drum kit - How can I speed up the response time after my sensor gets triggered?

I am trying to make a psudo drum kit with my Arduino Due and a couple Force Sensitive Resistors (activated with my fingers, no drum sticks). So far in my testing I'm only using one FSR. I've attached ...
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1answer
42 views

Servo Program Questions

Hi programming in arduino, I am trying to get a nested for loop inside a for loop with industrial servo which used PUL +- DIR+- (bought motor off amazon). My goal is to get the puls delay to increase....
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1answer
41 views

Gauss solver for IIR filter

I write a piece of code in online GDB using c++, the code calculates some coefficients for a IIR filter which tries to approximate a fractional derivative and integral for a fractional PID control. ...
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0answers
299 views

How to access native USB port of Arduino Due on Synology NAS?

I would like to flash my Arduino Due from my Synology DS218+ NAS which runs on an Intel 64bit Linux-derivate platform. Previously, I was able to flash a Mega 2560 from this NAS via avrdude and ...
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41 views

Newbie trying to interface MLX90614 with Arduino Due

Im a newbie and Im trying to interface the temperature sensor mlx90614 to the arduino due using i2c bus. After a lot of digging I found this code which works,but it works only on the sda(20),scl(21) ...
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109 views

Newbie interfacing MLX90614 with arduino Due (Atmel3X8E)

I am a newbie trying to interface the infrared temperature sensor MLX90614 with the arduino Due. But it keeps sending out junk values in the serial monitor. I've tried it out on the Arduino Mega and ...
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4answers
5k views

Newbie Using Brown Out detector on Arduino Due for saving variables to eeprom?

Hi I'm a newbie and working on a project with Arduino Due(Atmel3X8E).I want to try and save the important variables to the eeprom during a power outage,using the brown out detector.Is it possible to ...
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2answers
192 views

Interfacing Arduino with Python Serial

I am implementing an FIR filter using Arduino. I am using an input signal as an audio signal. The audio signal has a duration of 3 seconds with total samples, 66150. What I am doing is reading this ...
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1answer
241 views

How to create an inverted PWM on the Due via software

Hello I am i need of a piece of code that lets me invert a PWM signal of two PWM pins on the due. Example D1 will be 101010 and D2 will be 010101. Is it possible? Im pretty limited in my options ...
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1answer
72 views

How many I2C lines does the Arduino Due have?

According to the Arduino pin Mapping 20 PB12 SDA 3 6 21 PB13 SCL 3 6 70 PA17 SDA1 3 6 71 PA18 SCL2 15 9 The first one seems pretty obvious, the second one though is ...
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2answers
104 views

Is it possible to use the Arduino Due's specials pins for digital writing and reading?

Hello the arduino documentation on the due specifies the pin mapping of the pins.I am making a custom board using the dues schematics and i am running still a bit low on pins. Also some of the special ...
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54 views

Arduino Due 9-bit serial - Can core Due Libraries be modified to get this functionality similar to Mega and Uno?

Need help to see if I can get an Arduino due to receive and send 9-bit com as already implemented on AVRs like Uno, Mega and even teensy boards, by modifying hardware serial cores. Have not found any ...
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1answer
4k views

SerialUSB on Arduino Due

I'm starting fiddling with a Due but I can't seem to be able to communicate over USB with it. Here is my code: int bauds = 9600; void setup() { SerialUSB.begin(bauds); } void loop() { if (...
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3answers
7k views

Why does command line BOSSA not recognize Arduino Due?

Running Ubuntu 12.04.4 LTS (64 bit) I try to upload my code to the Arduino Due through the Native port. I have tried both the bossac that ships with the Arduino IDE (which is a modified version of ...
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1answer
102 views

Which arduino will be suitable with bill acceptor

I want to connect a bill acceptor (protocol ID003) and 3 switches and an Ethernet shield to Arduino. I am building a system that accepts bill and pass on the information to our software. Which Arduino ...
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1answer
72 views

Porting “far” flash memory access from Arduino Mega to Due

I have a project that runs on the Arduino Mega 2560 which takes up almost the complete amount of flash memory available (https://github.com/fredlcore/bsb_lan/blob/master/BSB_lan.ino). Because of this, ...
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0answers
34 views

Understanding SAM3x8e boot program. Misunderstanding the datasheet

I'm trying to make my own firmware uploader for the Arduino DUE by using an ESP32. While reading through the datasheet I saw that once there's data transmitted over the UART port, the sam3x8e will ...
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1answer
2k 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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1answer
633 views

Circuit requirement for Arduino Due custom circuit without the ATMEGA16U2

I would like to create a custom Arduino board based on the Arduino Due. Upon looking at the Due's schematics under the documentation tab there are some stuff that i do not need and removed them. the ...
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26 views

how to wrire into the contents of the registers in ADMV1013 up converter using arduino Due?

There are nine registers inside and the contents of the registers can be changed to perform several operations. The link of the data-sheet is given here(Page 26). The write cycle sampling must be ...
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2answers
95 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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2answers
101 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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2answers
6k views

How to chooce SDA/SCL pair on Arduino Due ?

On Arduino Due, there is two pairs of pins SDA/SCL that I can use for I2C. There is SDA0 and SCL0 at, respectively, pins 20 and 21 and an another near AREF. How do I choose which one of them I use ?...
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195 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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