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.
462 questions
0
votes
1
answer
93
views
Arduino DUE - I Have enabled A14, will this break anything?
I developed a quick custom PCB using the ATSAM3X8EA-AU as I wanted to use Arduino to program it as an Arduino DUE, I kept most of the schematic the same, however I used pin A14 pin 52 as an analog ...
- 117
2
votes
2
answers
94
views
DWT to measure time between rising edge of two pulse waves
I have given two square waves as input to an Arduino Due's digital pins, and I'm trying to find the propagation delay between them. For this purpose, instead of using micros() I want nanoseconds ...
- 21
1
vote
0
answers
228
views
LCD Wiki screen (ILI9341) works on Mega. How to get it working on the Due?
I have this exact LCD shield: http://www.lcdwiki.com/2.8inch_Arduino_Display
SKU: MAR2808
Driver IC: ILI9341
It works on an Arduino Mega 2560 using the old libraries the manufacturer (I assume) ...
- 11
2
votes
1
answer
361
views
Best Solution to Parallel UART reads with Arduino Due
I have 4 Arduino boards pushing data over UART to 4 serial ports on the Arduino Due at 115200 baud rate.
Data format - <Short URL>,<Number of the Node>
Eg: px.ht/d/mCxG,1"
Arduino Due ...
- 23
-1
votes
1
answer
524
views
SPI with DMA in a Arduino Due
I have a project where I need to store data (~16 Mo) on a memory and be able to fetch the data fast (<36000 bits/s) with DMA because I have other signals to take care of.
Currently I use an SD card ...
- 49
1
vote
1
answer
202
views
Sending values with pyserial does not function if there is also sensing on Arduino Due
I'm using an Arduino Due to make a feedback loop using python, but this does not seem to function. The python code I'm using is the following:
from serial import Serial
board = Serial('COM11',9600)
...
- 19
3
votes
2
answers
1k
views
Send data through SPI with DMA
I need to send data as fast as possible from an Arduino DUE to an extern DAC. To do so I use DMA & SPI and I want DMA to fetch data from the memory and send it to the SPI which will just relay it ...
- 49
1
vote
1
answer
1k
views
UDPSendReceiveString example using Arduino Due with ENC28J60 Ethernet Module
I was trying to learn how to use UDP protocol to use in my automation project to send commands to an Arduino Due on ethernet with an ENC28J60 breakout board which I have connected to the Due from SPI ...
- 111
-1
votes
1
answer
139
views
Generate a sine wave with a predefined frequency and amplitude via DAC0 or DAC1 with Arduino Due
Good Morning to everyone,
I am a PhD Student in experimental fluid mechanics at the University of Naples "Federico II", Italy. I am working on Arduino Due card and i am novel in applications ...
1
vote
0
answers
39
views
Code uploads to Due and fails to execute but runs on Redboard
I have run into this issue where my code will upload to my Due but fails to execute. I have verified the code works on a SparkFun Redboard. The only code difference is that the SPI pin assignments ...
- 11
1
vote
0
answers
339
views
How to properly set CS for SPI applications on Arduino Due
I needed SPI with CPOL=1 and CPHA=1. I read, that I could achieve this via SPI_MODE3. Further, I read to put the CS low and CS high code after SPI.beginTransaction(...) and before SPI.endTransaction() ...
- 11
1
vote
0
answers
148
views
Read State from Variable
I am attempting to use radio modules to receive a value from a sensor, either 1 or 0, and complete an action. The only problem is that I would like the action to only complete once per state change, ...
- 11
0
votes
1
answer
738
views
Adjusting Threshold for Digital Pins
I am working on a project using Force Sensors to build a keyboard for MD patients.
I have connected the sensors (each with 4 input pins) to digital pins to Arduino Due.
I want to adjust the threshold ...
-1
votes
1
answer
364
views
What is the minimum sampling rate in ADC in Arduino due?
I am looking for a very low frequency application like below 300Hz. What is the minimum sampling rate in Arduino due? I am very new to this. I see in the datasheet that max sampling rate is 20MHz.
1
vote
2
answers
501
views
Is there a good reference for Arduino Due memory architecture and usage?
It's been harder than I expected to find a reference source or usage guide.
There's a number of sources I've looked at along the road to this question:
The Due is listed here and here as having 512KB ...
- 869