martes, 19 de marzo de 2013

Arduino by Davis: “PCB mountable power supplies” plus 19 more

Arduino by Davis: “PCB mountable power supplies” plus 19 more

Link to Arduino by Davis

PCB mountable power supplies

Posted: 19 Mar 2013 03:39 AM PDT

I'm new to using Arduino and building my own electronics, and this question may be a total eye roller for some of you, but is there such a thing as a PCB mountable power supply?  I only want one cord into my project boxes, not one for the arduino and a...

Re: [OT] materiali per telai/scocche fai-da-te

Posted: 19 Mar 2013 03:34 AM PDT

quindi siamo sui 3.84€ al 1m*1m*1mm (3840€ al m^3... bhe mi aspetto che sulle grosse quantità facciano FORTI sconti)

Il prezzo reale, se lo prendi da un rivenditore ...

Re: DC vs AC heating elements

Posted: 19 Mar 2013 03:31 AM PDT

Thanks for the feedback. I followed up that information.  It was new and useful. I'm in the information discovery stage at the moment, so everything is helpful.

I could get a PID controller kf2qd, but where's the fun in that?

Re: What's wrong with my this code

Posted: 19 Mar 2013 03:30 AM PDT

Code:
  tDelta = millis() - tStart;
  tCnt += tDelta;
  tStart += tDelta; 
You should not be adding time values.

moveRobot() is called on every pass through loop. Most times, it should do nothing. That is not the case now.

[code]  if (sensorVal...

Re: Brainstorming PCB

Posted: 19 Mar 2013 03:28 AM PDT

2 PCB 2 lati - 40x60 mm
Senza Serigrafie ne solder mask
PcbFacile (http://www.pcbfacile.com) --> (http://www.mdsrl.it) --> 10gg -->  27,36 + iva

Con Serigrafia e Solder Mask
PcbFacile (http://www.pcbfacile.com) --> (http://www.mdsrl.it) --> 10gg -->  3...

Bleuette, the hexapod robot

Posted: 18 Mar 2013 02:56 AM PDT

bleuette hexapod robot

Bleuette project is hexapod robot equipped with 6 legs that can be operated without any external guidance.

The french project is fully open hardware (made entirely with  an Ultimaker 3D printer) / opensource and operates on a Arduino Leonardo board with a custom shield developed for it and available on Hugo's website, the author of the project. It is used mostly to control the 12 servos (+ 2 optional) for the legs, measure voltage and current.

Take a look at the robot's first steps!

 

Hugo is also thinking about future developments for Bleuette, like equipping it with a Bluetooth connection, a magnetic sensor to keep an edge when walking and finally a mobile turret with an ultrasonic sensor to detect obstacles in front of it.

Interested in the code? you can find it on Github:

Re: Installazione Arduino Uno su Windows XP

Posted: 19 Mar 2013 03:15 AM PDT

Il procedimento mi si bloccava al momento di aggiornare i driver, in pratica non trovava i file da installare.. Poi non so perché con una clamorosa botta di fondoschiena (smiley-zipper) si è risolto tutto e al momento riesco ad usare Arduino! smiley Vi r...

Re: Arduino-Bluetooth-Arduino

Posted: 19 Mar 2013 03:14 AM PDT

Oi bom dia.

Onde poderei encontrar mais informações sobre esses módulos?
A ideia seria, ter um Uno com lcd sheild que recebe-se(informações) e enviasse comandos para outro Uno.


Obrigado.

Re: Arduino as an ISP for Texas Instruments Microcontroller?

Posted: 19 Mar 2013 03:14 AM PDT

programming the Texas instruments with a launchpad has the complication of doing it all in ASM, which is a very cryptic language, unlike C.

Harder work? Yes, but not...

Re: Sketch compiles to Mega1280 but not to Mega2560

Posted: 19 Mar 2013 03:14 AM PDT

Quote
Got it working. It was me who forgot to copy the OneWire lib when upgrading the IDE to 1.0.4

*shame* on me
Of course, if you downloaded libraries to the right place, that wouldn't have happened.

User-downloaded libraries do NOT go in the...

Arduino IDE for Linux on ARM

Posted: 19 Mar 2013 03:14 AM PDT

I wonder if this hasn't already been asked several times, but every time I search for the words(/acronyms) "Arduino", "IDE", "Linux", "ARM", I end up with 10 google result pages talking about writing sketches for an Arduino Due on Ubuntu.

What I would ...

Re: 31 Counts in percents? & continues counts...

Posted: 19 Mar 2013 02:43 AM PDT

Quote
Ok, so if i set persentage as a double it would be better?
Quote
Since you don't need a high precision you can use a float.
Psst, spatula, floats and doubles are the same size on the Arduino.

Re: Controle por RF

Posted: 19 Mar 2013 02:42 AM PDT

Aqui a uns tempos saiu na revista ELEKTOR um circuito para usar num PIC18F qualquer coisa que implementava incryptaçao AES 128 nele.Quando chegar a casa posso la ir ver se te...

Re: retrying to send data after a certain delay

Posted: 19 Mar 2013 02:42 AM PDT

[code]    Serial.print("{\"method\":\"put\",\"resource\":\"/feeds/");
    Serial.print(COSM_FEED);
    Serial.print("\",\"params\":{},\"headers\":{\"X-PachubeApiKey\":\"");
    Serial.print(COSM_API_KEY);
    Serial.print("\"},\"body\":{\"datastreams\...

Re: TP-UART

Posted: 19 Mar 2013 02:41 AM PDT

Re: attachInterrupt() + prescaler?

Posted: 19 Mar 2013 02:41 AM PDT

You can connect timers to external pins (Timer 0 and Timer 1 on the Uno). That isn't an interrupt and attachInterrupt is not relevant. With an external clock to the time...

MakerBot Adafruit Edition! New Products 3/18/2013 (video)

Posted: 19 Mar 2013 02:30 AM PDT

Re: New automated home-brewery - Hardware suggestions please

Posted: 19 Mar 2013 02:29 AM PDT

Can anyone comment on my code and suggest if I am doing things "wrong"
Cheers!
[code]//Global variables

int ledPin = 13;
int JoyPinx = 0;                 // Horizotal pot connected to analog pin 0
int JoyPiny = 1;                 // Vertical pot connec...

Re: Are there 5V to 12V relays with max current ratings of 25A?

Posted: 19 Mar 2013 02:28 AM PDT

If you are powering the Arduino from USB, then choose a coil voltage of 5V and use the Arduino 5V power supply to power the relay. If you are powering the Arduino from an external power supply of more than 12V, then it would probably be better to make ...

Re: retrying to send data after a certain delay

Posted: 19 Mar 2013 02:28 AM PDT

This looks like it:
Code:
    do{
        while(Serial.available()==0);
        data[x]=Serial.read(); 
        x++;                       
    }while(!(data[x-1]=='K'&&data[x-2]=='O'));

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