Questions tagged as 'arduino'

Tagged questions
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Error - Light Led with 74HC595

Hello I'm trying to light the led 1 on 74HC595 pin and the rest gets deleted and then delete the led 1 and light only led 2 that is in pin 2 of 74HC595 , but problem I'm having is that all LEDs are lit together, what could be wr...
asked by 23.05.2016 / 02:58
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Is it possible to use the stlport library on an Arduino, with cout?

I'm working on a project with an Arduino where I need to use the Eigen library, so I'm using EigenArduino . However, this library requires a standard library, which is not available on Arduino, by default ; so, as Eigen's maintainer recomm...
asked by 15.02.2016 / 11:08
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Arduino UNO restarting alone [closed]

Good afternoon, I have an arduino UNO, and a GSM ICONSAT 1.1 shield here, I was working normally with both, receiving and sending SMSs, however when I added a SD Card shield to generate a datalogger the arduino keeps restarting itself. So I just...
asked by 30.01.2016 / 22:19
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java.lang.NoClassDefFoundError: gnu / io / SerialPortEventListener communication with arduino

I'm trying to do java communication with an arduino but I'm having a problem when I invoke a Class that implements SerialPortEventListener in my controller. Controllers This Java class is the only one that will deal with co...
asked by 10.11.2015 / 19:11
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bitWrite function code to use with PIC microcontroller

I am therefore an Arduino code for the PIC pro compiler MikroC. I came up with a part that contains the following: byte data[3]; // pulse the clock pin 24 times to read the data for (byte j = 3; j--;) { for (char i = 8; i--;) { di...
asked by 16.10.2015 / 21:29
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Instantiate class in a library by method in arduino

I have this line of code, and in it I have 2 methods, where one sets the keypad and another one takes the key pressed. void Maleta::setKeypad(int r1, int r2, int r3, int r4, int c1, int c2, int c3, int c4){ const byte numRows= 4; // Numero d...
asked by 15.09.2015 / 19:29
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Libraries for communication between Arduino and Android

I am a beginner Arduino programmer trying to make a connection with my cell phone (Android) and / or my laptop using Java. I did some research and so far I've found three examples of how this might work: Using rxtx libraries (GNU IO) Us...
asked by 18.05.2014 / 15:18
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Read arduino potentiometer data for android

I have an arduino sketch that today allows me to turn on and off leds via bluetooth with an app I developed in eclipse for android. Now I'm trying to capture the value of a potentiometer, as its value changes, can this be done via inputStr...
asked by 17.04.2015 / 21:18
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Arduino serial port with C #

I get the information passed through the serial port of my arduino with this code: cnx.Open(); string carro = cnx.ReadLine(); textBox1.Text = carro; cnx.Close(); I would like to know if it would be possible for me to give two ar...
asked by 11.04.2017 / 18:29
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Converts String to Arduino int in C

Good people, I'll try to explain my problem. I am developing a small software in NetBeans that communicates with Arduino via Serial Port. My problem is that in NetBeans I'm sending String, and I need to convert this String to integer and I'm...
asked by 03.11.2016 / 04:23