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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DHT-sensor-library-master

I only uploaded the library to check whether it has installed correctly. It's installed and i am having this error. Using library DHT-sensor-library-master at version 1.4.1 in folder: C:\Users\Mcniven\...
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1answer
73 views

Extracting .hex from Arduino Due

I have an Arduino Due that was programmed by the Arduino IDE, to cut things short I lost access to the original sketch (.ino) file, there is no way of recovering it no matter what. I know that in the ...
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Black screen when using higher SPI-speed for RA8857 LCD-controller

I'm using an Arduino Due that talks via SPI to an LCD (800x480) with the RA8875 controller chip. The most recent datasheet I could find is: RA8875 datasheet. Everything works as expected when using ...
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Arduino Due Serial Port Not Showing - Mac

Using a Mac (Big Sur 11.1) When trying to set up the IDE I was able to install the package that contained the Due board, but the serial port for my Arduino Due isn't appearing in Tools -> Port ->...
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Why NVIC_EnableIRQ handler function only run once?

I have a code that spit out random number when the ISR register is ready: #define TRNG_KEY 0x524E47 uint8_t lut[10] = {0xF6, 0x12, 0xAE, 0xEC, 0xD8, 0x7C, 0x7E, 0xE0, 0xFE, 0xFC}; uint32_t msk = ...
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34 views

Connecting MPU6050 to Arduino Due but using Jeff Rowbergs Library

I am working on a personal project in which I need to collect accurate data from the MPU6050 using an Arduino Due. I can interface and read data from the MPU using the SLC and SDA pins and the "...
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27 views

Due examples for using DFPlayer mini

After researching many sketches on interfacing with the DFPlayer Mini, all of them include softwareserial.h which the Due does not use. So are there any example sketches for the Due interfacing with a ...
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2answers
31 views

How to remove Arduino Due and Mega shields without bending pins?

What's your suggested technique for reliably removing Arduino Due and Mega shields while minimizing the chance of bending the strip header pins? For example, there's a similar discussion here where ...
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1answer
251 views

How to enable exception handling on the Arduino Due?

While the question here gives some hints, the solution provided there does not directly work on the Due, since it uses a different compiler and toolkit. Also, the Due has more than enough flash for ...
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46 views

I'm having trouble using Serial.readStringUntil() on the DUE [closed]

I'm working with a DUE. The call Serial.readStringUntil() doesn't work. This is the error message I get when I compile: no matching function for call to 'UARTClass::readStringUntil()' Is it possibly a ...
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61 views

bit banging SPI ADC on DUE

Is it possible to bit-bang multiple SPI ADC, 12 bit sampled at 100khz? This would translate to a GPIO speed of about 1.2 Mhz.
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2answers
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Memory allocation on Arduino Due never returns NULL

I'm working on a project that uses quite a bit of RAM to store and analyze data that is sent from the PC. The program heavily relies on malloc/free, which normally works just fine. However, if the ...
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106 views

Bare Metal Programming of Due

I don't know much about Arduino but I am interested in buying a Due 32bit board. I was wondering if you can program it bare-metal and if this requires a separate debugger or not? Thanks
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36 views

Are these GND connected resistors on the Arduino Due redundant?

Does anyone know why these 4 resistors are there (attachment)? It seems like they are useless since connected in a loop to GND. Full schematics here: https://store.arduino.cc/arduino-due
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1answer
73 views

Arduino Due: JTAG and SWD do not work after pressing erase button

I have an Arduino Due board. I can successfully upload code to it using Arduino upload via USB. However I am also exploring another approach, which is to upload code via Atmel studio using an Atmel ...
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Arduino LCD only display image for few second and turn screen to white

I have a problem with my Arduino and LCD touch screen. I create a few functional button in my Arduino. One of the button is START button. Right now, I want the image is display when I touch START ...
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55 views

Native USB port on custom ATSAM3x8e board not recognised in windows

I have been designing my own PCB using the atsam3x8e chip, the same as the Arduino due which I used to prototype with. So far I've managed to get my boards up and running by programming them via the ...
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Weather station project Transmitter not communicating with Receiver

I am building a weather station that contains a transmitter and a receiver and the data at the receiver's serial monitor shows either ovf, nan, 0.00 or some crazy number for the outside data (...
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72 views

Writing a 32-bit register to 32 pins as fast as possible in Arduino Due

Problem: I'm using Due's QDEC function to decode a 32bit quadrature encoder. I need to pipe out the counter value as fast as possible to another instrument's DIO. The rear strip is selected as ...
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1answer
41 views

Register writing by compound assignment and pointer in Arduino due

I'm confused with register wrting method by compound assignment and/or pointer because I don't know where are some of the values come from. Example 1 REG_PMC_PCER1 |= PMC_PCER1_PID36; // Enable PWM - ...
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34 views

Maximizing SPI-speed between Arduino DUE and RA8875 display driver

For a project I would like to be able to control my RA8875 display driver as quick as possible using an Arduino due. I started from the Adafruit library and replaces all "digitalWrites" ...
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2answers
105 views

Writing a 1Mb bitmap to an SDcard with only 96kB RAM

My goal is to have an Arduino Due (96 KB RAM) write a +-1MB bitmap to an SD card. I have an array of a several coordinates on my Arduino Due and I would like to generate the bitmap where all the ...
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Brushless ESC Recommendations

I've got a project in which I'll be controlling 8 24V/10A brushless DC motors with an Arduino Due on a quadrupedal robot. I've been having trouble finding ESCs that would work well for this ...
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1answer
80 views

If and while statements not working

The second and third "while and "if" are not working but first "While" and "if" does work.. Am I doing something wrong? #include <DFMiniMp3.h> int sw1 = 3; ...
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73 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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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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78 views

Getting atsam3x8e (Arduino Due) to work

I decided to make a pcb based on the atsam3x8e (microcontroller used in Arduino Due). For the design I copied most of the layout that I found on this site and looked at the official Arduino Due ...
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1answer
40 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
35 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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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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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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157 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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1answer
40 views

Ardiuno DUE board. Sketch uploading Error

I am working on Arduino UDE board in Ubuntu 18.04. I've followed following link tutorial. https://www.arduino.cc/en/Guide/ArduinoDue#:~:text=Use%20your%20Arduino%20Due%20on%20the%20Arduino%20Desktop%...
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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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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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35 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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91 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
220 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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128 views

How to use NVM or EEPROM on SAMD51?

I had to upgrade to Arduino Grand Central M4 ( running SAMD51 ) due to large code and demanding memory . I know SAMD51 does not have a classic EEPROM but it still has NVM for user data storage between ...
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54 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
87 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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44 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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File location of core libraries used in arduino Due

I am creating a library for arduino DUE that assumes the core libraries are installed. Where are these files located? I am using a different IDE to write the code since its much easier and it is my ...
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1answer
111 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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1answer
87 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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40 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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266 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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40 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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