Unanswered Questions
6
votes
1answer
150 views
How to install Arduino IDE on Raspberry Pi
How do you install the Arduino IDE on the Raspberry Pi running an ARM version of Ubuntu or Raspbian? There doesn't seem to be any official ARM release. Both distros have an "arduino" package in their ...
5
votes
0answers
56 views
Mysterious RX pulses on UART connect on OS X Arduino Due
Arduino IDE 1.6.8, Arduino Due, Mac OS 10.11.3
I am seeing eight mysterious pulses on the RX line when I connect to the serial port using multiple client libraries (Python, JavaScript as well as the ...
4
votes
0answers
45 views
Why does pulse sensor shows gaps when I move it?
I modified the serial code in this way and I don't think the gap is produced by my edit even because it made it even before:
//////////
///////// All Serial Handling Code,
///////// It's ...
4
votes
1answer
109 views
SPI with a level converter in the other end of connection
I have an Arduino MEGA hooked up with a NRF24L01, and working nicely, talking with another Arduino Uno. It works as described, power supply to 3.3V, and SPI lines (MISO,MOSI,CLK) connected directly to ...
4
votes
1answer
557 views
3.95 MCU Friend Arduino TFT LCD flickering
I got the 3.95" LCD from aliexpress which uses IL9488. I used the MCUFRIEND_kbv library. I am using an Arduino Mega as I need other GPIO to be used for other purposes. I can't use the Uno because of ...
4
votes
0answers
107 views
On Arduino Due webserver, there is a 5 second delay on Windows, only when connected via native port
My Due webserver was working perfectly fine for months when connected to Linux via the native port.
But when connected to Windows 10 via the native port, if the Arduino webserver is idle for about 5 ...
4
votes
0answers
216 views
Update Dynamically Tkinter Widget Scale from Arduino Ports using python and firmata
I'm having trouble trying to get Arduino digital ports values and set these values into a Python Tkinter Widget Scale.
I'm using Python and Arduino with Firmata. I'm able to access my arduino board ...
4
votes
0answers
3k views
How to connect new OV7670 FIFO to Arduino?
I bought a new OV7670 FIFO camera to connect to my Arduino UNO a few days ago.
The picture of the cam board:
I found this forum, it is nice try but it looks chaotic and confusing with about 50 ...
3
votes
1answer
53 views
Failed to read DHT22 sensor using Intel Galileo Gen2 board
Why do I end up with the display
Failed to read from DHT sensor!
in the serial monitor in most cases when I run the code given below? When I reduce the delay to 1000ms the reading shows 0.00 for ...
3
votes
1answer
57 views
How do I calibrate an ESC after connecting it to an Arduino?
I'm trying to connect an Arduino to an Electronic Speed Control and failing horribly. I'll explain what I've done so far, and then I'll explain the problem.
Before we get there, here's the list of ...
3
votes
0answers
28 views
I can't seem to receive data to the ArduinoStudio serial monitor on ubuntu 14.04
I'm using the Arduino Starter Kit so I have a Uno R3 and going through the examples I'm trying to read temperature data from my controller in Arduino Studio.
In essence my problem can be reduced down ...
3
votes
0answers
40 views
RePaper 2.7" eInk Display with Arduino Due
I got a RePaper 2.7' eInk display that unfortunately doesn't supports Arduino Mega because of its limited SRAM capacity (8k bytes). I am porting the library for Arduino Due because its sufficient RAM ...
3
votes
1answer
47 views
Arduino throwing error while using modbus RS485 code
I have been trying to make a communication with my industrial drive. All I want to do is read a few values of drive, like current, voltage etc.
For that I am using a library:
I don't understand why ...
3
votes
0answers
106 views
How to upload .hex file to Atmega8 Using Arduino IDE and Uno as an Isp?
I want to upload an .hex file to an Atmega8 chip (SMD). I want to use the Arduino IDE and an Uno as the ISP program. But I'm unable to find any details on how to load a sketch which is in .hex format.
...
3
votes
1answer
43 views
unable to use RGB matrix and the serial monitor at once
Recently I bought the following matrix:
https://learn.adafruit.com/32x16-32x32-rgb-led-matrix/overview
I own an Arduino Uno for those who are interested.
I got the 32x32 variant and I am very happy ...
