Instructables: question - arduino Sat, 18 Apr 2015 18:16:42 PDT BLOX v1.01 Accelerometer Data (arduino) to Android Device Via Bluetooth Lethalxp1 Looking to do a mini project. I need help sending the data i recieve from the accelerometer to an android device.. Is this possible and how!
By: Lethalxp1

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Sat, 18 Apr 2015 14:11:04 PDT
Arduino Blink Code help? Jonathanrjpereira I have just started learning the arduino. I have also started to learn basic C so I am familiar with for,while loops,etc.  I'm working on a circuit that when triggered using a pusbutton, an LED blinks 5 times with a 1 second delay between each state and then switches off until triggered again. I n...
By: Jonathanrjpereira

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Thu, 16 Apr 2015 05:45:24 PDT
i want arduino program for 1 stepper motor unipolar turns 9hour and then retoure the intial state is wait 14 hour dalendaa  I am a student my project   track solar my problem . Arduino program for 1 stepper motor unipolar turns 9 hour (7 am to 16am) and then retoure the initial state is wait 14 hour (16am to 7am) ( my motor 12 v 7.5 degre ) but i  want  15 degre each one hour  )
By: dalendaa

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Wed, 15 Apr 2015 04:41:35 PDT
Help with sketch, and a safety question? lifeofB The model I'm building calls for 13 LED's and fiber optics running from about 6 more LED's. I have managed to get them all running on one arduino and breadboard, will this be safe? The arduino will run on a mains adapter and has a pot for flashing speed, a pot for brightness, and an on/off switch. ...
By: lifeofB

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Mon, 13 Apr 2015 07:21:22 PDT
how can we implement software on hardware while designing a robot ? apoorva.chaudhary.7902
By: apoorva.chaudhary.7902

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Sat, 11 Apr 2015 12:04:39 PDT
music shield V2 with bluetooth can't receive message 竣凱詹 I wnat to receive messages from phone and add variable to change songs. Why the program can't receive message.Can't enter the while loop when I send message. How can I change the program? (mega2560,HC-06 Bluetooth and music shield V2) music shield V2 must include Music_Shield-master library #includ...
By: 竣凱詹

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Fri, 10 Apr 2015 09:02:38 PDT
Timer,Temprature & Humidity Based Relay Switching with Arduino Mega.? achauhan13 I am making a Climate Controler for my Green House. Please help me about Arduino code for Four Relay operation. relay1 will be high when Temp will rise higher then Temprature value defined and will low when reach under defined value. relay2 will be high when Humidity will rise higher then Humidity v...
By: achauhan13

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Tue, 7 Apr 2015 01:11:31 PDT
Help with this Arduino sketch please... lifeofB I got this sketch for flashing LED's off a site the other day and have been playing with it to try and have a couple of the LED's on all the time but I have failed, can someone please give me some help. int sensorValue = 0;    //make a variable where you can store incoming                         /...
By: lifeofB

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Mon, 6 Apr 2015 11:25:34 PDT
Project impossible? lifeofB Using an Arduino UNO, an MP3 shield(and 2 speakers) and a breadboard, can I have 10 white LED's, a potentiometer to control brightness, a potentiometer to control flashing of the LED's, a stepper motor or a servo, 2 buttons for the motor(left right), and finally 3 buttons(play, stop, skip) for the m...
By: lifeofB

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Mon, 6 Apr 2015 07:44:18 PDT
Powering a 24 Volt sensor with an arduino? Mpc1055 Hello!   Ok here is the issue. Right now I am designing a rain water collection system by having my down spout drain into a 55 gallon plastic drum. I want to cap the drum to avoid spillage. The problem is what happens when the drum is full and the rain is still coming in. I know there are plenty of ...
By: Mpc1055

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Sun, 5 Apr 2015 17:59:02 PDT
How can I make radioshack led strip example code work with pir sensor? vermissa0ss Hi, I really wanna know how to make the code work with pir sensor to turn the led on when it detects the motion.    the example code is here:
By: vermissa0ss

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Sat, 4 Apr 2015 23:16:51 PDT
Code for controlling the brightness of LED using Bluetooth module HC-05-v1.0? santhoshpl3 I am using arduino ATmega328 micro-controller. i tried some analog coding to control the brightness via Bluetooth module but the output value of the LED is constant. The code I used is, int ledPin = 5;  int fadeValue = 0; void setup() {     pinMode(ledPin,OUTPUT);     Serial.begin(9600);     delay...
By: santhoshpl3

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Fri, 3 Apr 2015 18:42:01 PDT
Sequential Loops for Pin Activation? aureta Hi, I am starting with Arduino and I am in need of some help. I am trying to sequentially activate 5 pins. I need each pin to be active for 20 seconds in a PWM manner. During their active period I want an arduino sensor to read out the signals emmited by each pin effector. So far I have no problems ...
By: aureta

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Fri, 3 Apr 2015 12:34:33 PDT
Can I add LED's to an MP3 shield? lifeofB Total noob at this, I made my first project yesterday(flashing LED's), but I would like to add an MP3 shield to the project. Do I just add the MP3 shield, then put the wires for the LED's back in the MP3 shield?
By: lifeofB

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Fri, 3 Apr 2015 08:15:36 PDT
How to program the XS3868 bluetooth audio module through arduino? LazyH Hello, I have a few of these xs3868 bluetooth audio modules that I used in some speaker systems I built for myself, but now one of my friends wants me to build him a custom speaker with a custom bluetooth device name and passcode. So I thought, ok, I read a little about programming with the AT comma...
By: LazyH

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Sat, 28 Mar 2015 16:25:57 PDT
Programming Atmega8 using arduino troubleshooting? AVISHKAR_ I am making a POV (persistance of vision) project using atmega8 ,which is being programmed by arduino (uno) as ISP i am following this  tutorial videos and blink led code is working well    for me as in the video, I tired the same code by changing the delay for verifying whether the circuit works pr...

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Wed, 25 Mar 2015 20:18:05 PDT
how can i control 6 motors with arduino Mega using PWM? FaheemK1 i have arduino mega and 6 motor of 7.4 V each . i want to create a drone so i want to control each motor . can anyone of you tell me the circuit or may be any Arduino shield that i can use.
By: FaheemK1

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Mon, 23 Mar 2015 05:00:14 PDT
How to make a graphite arduino piano? 1101Snehil Hey frnds! I got inspired by this project:      and a new project came in my mind which will use arduino but i'm not good at programming. As in the above mentioned project the graphite worked as a variable resistor. Is there a wa...
By: 1101Snehil

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Sun, 22 Mar 2015 04:04:28 PDT
Where is the 3.3V regulator on this board? newbie007 I need a 3.3V for one of my projects and decided to scavenge one from an old Arduino clone I had lying around. Only problem is I can't figure out where the 3.3V regulator is!! The board has a 3.3v pin and I've also measured a steady 3.3V output using a multimeter but all I can see on the board is a ...
By: newbie007

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Sat, 21 Mar 2015 11:15:29 PDT
Arduino lag problem Victor8o5 I'm trying to convert my Arduino into a square wave generator to test various flybacks. The problem is the functions seem to lag the process down, I've separated the generator() sequence from the rest of the program to isolate it from lags, but executing the analogread() the while() and digitalWrite...
By: Victor8o5

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Wed, 18 Mar 2015 14:27:38 PDT
about programming emf (Electromagnetic Field) detector dzikriyana Excuse me, I would like to inquire about emf detector. I saw one of the projects in make emf with arduino, with LED bargraph. but here I replaced it with a small audio (8 Ohm), but why not come up with the perfect voice? This is my remake program   if(val = 1){                    val ...
By: dzikriyana

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Thu, 12 Mar 2015 06:58:40 PDT
What Arduino board to use? benmurton As a university project we are making a robot based around a arduino board. The arduino board need to be able to control four stepper motors, two solenoids and have inputs from six analog sensors. The stepper motors will be contolled via EasyDriver stepper motor driver
By: benmurton

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Wed, 11 Mar 2015 19:25:52 PDT
quadcopter with kk board and arduino? cthaliyath We are using a kk board 2.1.5 to control the  quad copter  and it works just fine.Well now we want to move a bit further and start making our own self stabilization algorithms based on slam algorithms . I want the public's opinion on using both the KK board (to auto stabilize ,don't want to mess ar...
By: cthaliyath

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Tue, 10 Mar 2015 20:39:56 PDT
Shift Mosfet and H-Bridge for Arduino Question? rinozen Hi guys, Im Rinozen.. Im newbie on Arduino and Electronic ^_^ Anyway, can you guys please help me? Look at the schematics i've uploaded. Are there something wrong about the track? And what value for the Resistors and Capacitors for the right choice? Sorry about my english ^_^ Thanks for reply... ...
By: rinozen

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Fri, 6 Mar 2015 15:11:12 PST
Arduino soda fountain? kjsrocks I would like to make a arduino soda fountain but i need some advice. Heres my plan Take an 8 channel relay board hook it up to the arduino. Then I take a 8 key keypad and hook to the arduino. I would buy 8 solenoid valves and hook them to relays. The valves would hold 1 water line and 6 flavors. Th...
By: kjsrocks

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Fri, 6 Mar 2015 05:10:20 PST
My Arduino Uno is not showing up as a USB port!!! Please Help! hbade I am currently trying to convert my old shitty keyboard into a MIDI controller and have everything hooked up to a breadboard and Arduino Uno but the Arduino will not show up as 'USB Serial Port" as the website says it will. It is showing up in the device manager under "Ports" named "Arduino Uno (COM...
By: hbade

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Thu, 5 Mar 2015 22:46:42 PST
peculiar issue with arduino clones; thoughts? zack247 So a little while back, I bought about 10 arduino nano clones. I'd used the nanos before, and really like the form factor, so i got some off of ebay. they worked great, and you'd know no difference in performance compared to other boards, these new ones seemed to boot faster even. unlike most, the o...
By: zack247

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Wed, 4 Mar 2015 17:03:15 PST
Hello i have an EPSON EM-11 but i can find any thing abouted(voltage, amps, rotation degrees)? Azouza_Benz
By: Azouza_Benz

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Wed, 4 Mar 2015 11:21:26 PST
Question about flight controller for Quadcopter Gidovoskos Hey lads, After research I found that most of Quadcopter Projects use Multiwii as a flight controller. I would like to ask some things. 1) Multiwii is used ONLY for RC control or you can control your Multicopter using a PC/Mobile through Wi/fi local network ? 2) Can you have Arduino Mini / Arduino...
By: Gidovoskos

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Sun, 1 Mar 2015 14:04:41 PST
How to connect a GSM shield with an Arduino uno board? Huda103 I connected the GSM shield and typed down a code of receiving an SMS, and it keeps showing an error about the serial port type.. I am not a professional person, I am working on my graduation project and can't go further due to this error..any one can help, please?
By: Huda103

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Sat, 28 Feb 2015 03:11:16 PST
how to control arduino uno with smart phone using wifi module? uday kumar44 i want to do a quadcopter which was controlled by smartphone & arduino with wifi interference between them...... can u guys tell me how to connect arduino uno & smartphone & wifi module.
By: uday kumar44

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Fri, 27 Feb 2015 23:42:17 PST
Can't find a library or manual for my rfid reader? JakeWhelchel So I recently got one of these  and it mentions I should download the manual for insturction on the commands, but I can't find the manual or any libraries for the life of me! So i was wondering ...
By: JakeWhelchel

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Mon, 23 Feb 2015 01:43:15 PST
I am not so good in programing arduino and i have some problems, but can't find answer anywhere monpg2 i am have this errors  Arduino: 1.6.0 (Windows 7), Board: "Arduino Pro or Pro Mini, ATmega328 (5V, 16 MHz)" Build options changed, rebuilding all Using library Sprite in folder: C:\Users\Hrvoje\Documents\Arduino\libraries\Sprite (legacy) Using library Matrix in folder: C:\Users\Hrvoje\Documents...
By: monpg2

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Sun, 22 Feb 2015 11:56:06 PST
What really happened to my Arduino Uno R3? 1nventor My Arduino  Uno R3 was working properly, but I connected it to a power supply board along with relays and GSM modem and some voltage fluctuations and blinking occurred. I immediately disconnected everything from it and connected Arduino to my PC. But I was not able to upload any programs to it. avr...
By: 1nventor

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Mon, 16 Feb 2015 19:13:49 PST
How many super bright white LEDs can be connected in series and in parallel to an Arduino pin? steve.tofflemire I'd like to make an 8x8x8 LED cube with super bright white LEDs with the Arduino. I've thought of two ways to do this. I just want to know what my limitations are and if I should use red LEDs instead and what are the limitations on them? I'm using an Arduino Uno R3.
By: steve.tofflemire

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Mon, 16 Feb 2015 18:12:47 PST
How do I expand the number of Arduino I/O's when using the 74HCT165 and 74HCT595? PLTWcole Thank you for responding.
By: PLTWcole

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Thu, 12 Feb 2015 10:22:16 PST
how do I use km44c256bp 8? dancrute I have a few old computers and I am just starting in arduino and am wondering if I can use the km44c256bp 8 and a range of other components. I am getting right in to arduino side so looking to build all sorts of things cuz being on the farm I see a lot of potential in electronics but need I bit of g...
By: dancrute

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Thu, 12 Feb 2015 01:13:19 PST
Where is Girino-Fast-Arduino-Oscilloscope? BobTurtle I have just joined and would like to work with my Grandson on the Girino-Fast-Arduino-Oscilloscope. But I have been unable to find a link to it.
By: BobTurtle

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Wed, 11 Feb 2015 15:20:42 PST
How to use nokia lumia 1020 replacement camera for use in arduino or rasbpi KemalF How can you use a nokia lumia 1020 replacement camera for use in arduino or rasbpi? I could not find a pinout sheet for the camera module, so i have no idea what to do or where to start.
By: KemalF

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Mon, 9 Feb 2015 17:50:19 PST
Arduino Due not working? Arya42 I tried to connect my Arduino Due to my pc to upload a program but it is not recognized by my computer. I updated the IDE to the latest that includes Due board selection, but I can't download drivers to use it. Nothing is listed in Device Manager and I tried both the programming port and the native ...
By: Arya42

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Thu, 5 Feb 2015 10:27:20 PST
How to know if Arduino is working? SowmenD I bought the RAMPS and Arduino Mega 2560 and 5 stepper drivers. I plugged in everything to the pc and everything was working perfectly. I installed all my arduino drivers easily. Then at my friends place when I plugged the psu to the mains and turned everything on, 1 of the stepper drivers started s...
By: SowmenD

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Thu, 5 Feb 2015 07:37:45 PST
How to use Arduino Due? Arya42 I want to use a servo on an Arduino Due like I would on the Uno (use digital pin+ground+5vpin) but I am confused about the 3.3v limitation. The Due has a 5v pin on the board along with a 3.3v, but the website says 5v is not safe for it. Does that mean the 5v pin can't be used like the one on the Uno...
By: Arya42

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Wed, 4 Feb 2015 21:55:40 PST
How to run Ardublock in Ubuntu torx I wanted to ask a question to the community of instructables, hoping to solve my problem: I've been trying for a few days to integrate ardublock with arduino 1.5.8 within Xubuntu. All attempts that I made following the various indications,:
By: torx

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Wed, 28 Jan 2015 15:17:13 PST
Please help with my Arduino program (controlling servo)? Shizen I started trying the Arduino programming 1 days ago so I'm not sure what is wrong with my program (also, sorry for the messy look) const int buttonPin = 2;     int buttonState = 0;         #include Servo myservo;  int n = 0; int pos; int lc = 0; void setup() {   myservo.attach(9);   pinMode(butto...
By: Shizen

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Wed, 28 Jan 2015 05:50:20 PST
Arduino+pir sensor+sender to receiver+LED? ibenkos I want to make something that alarms me when there is movement outside my door, with an arduino uno and pir sensor, and in my room I have another arduino uno with an LED that blinks when there is movement on the arduino outside. And i want the whole thing wireless. How can I do that? and what is the...
By: ibenkos

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Sun, 25 Jan 2015 16:41:26 PST
i want to know the arduino program for controlling 2 motors using rf module? harish.rahman.75 i want to know the arduino program for controlling 2 motors using rf module.i am using a arduino duemilanove & motor driver shield 
By: harish.rahman.75

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Tue, 13 Jan 2015 21:02:27 PST
what are all the android apps can be used to control arduino via Bluetooth? harish.rahman.75 i am planning to control the arduino board via Bluetooth that's why i want to know which android app can be used to control. Can any one suggest me the apps
By: harish.rahman.75

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Fri, 9 Jan 2015 05:49:30 PST
sketch for arduino obstacle robot using seed motor shield v2.0? salvador.lopez1 hi everybody, im barely started writing sletch so i need help, i build a obstacle robot and i used  arduino uno r3 seeed motor shield v2.0 one servo tamiya twin motor gear box hc-sr04 sensor  so i dont really know how to start writind the sketch.....
By: salvador.lopez1

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Sat, 3 Jan 2015 23:51:54 PST
Usb keyboard as lots of switches for arduino? kjsrocks I was just wondering if anybody here knows what would have to be done to use a usb keyboard with the arduino mega ADK to control the outputs of the mega basically a big keypad
By: kjsrocks

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Sat, 27 Dec 2014 08:31:02 PST
Help with an Arduino powered TV remote? texpert So I'm going to attempt to build a TV remote using an IR transmitter and an arduino.  I was looking up the codes for the IR codes for the TV that I have, and so far all I have found is just this website that provides a bunch of hexadecimal numbers for each function of the TV.  But I don't really kno...
By: texpert

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Fri, 19 Dec 2014 23:00:15 PST