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где вы эту дичь нашли - 48 Мб кода ради одного токового шунта???

Кодна нет, библиотеки нет. Чего Вы ждёте?

Приведите скетч и код библиотеки. Или уж прямую ссылку на код библтиотеки. а не на чертё что, где ещё искать надо.

Ссылка на библиотеку: https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/arduino-m5451-current-driver/lightuino5.1.6.zip

Скетч:

/*? <section name="examples">
<sketch name="begin_here">
This sketch shows basic Lightuino control, so you can get up and running quickly!
<verbatim>
*/

// Include the appropriate Lightuino library
#include <lightuino5.h>
// If you have a shield, include L4 instead
//#include <lightuino4.h>

// These "print" wrappers just output to BOTH USB and UART serial ports (code at the bottom)
void println(char*s);
void print(char*s);
void print(int i,char format=DEC);
void println(int i,char format=DEC);

// Standard Arduino "setup" function
void setup(void)
  {
  // Start up the serial port.  This is not required for the lightuino, I'm just doing it so I can print stuff.
  Serial.begin(9600);
  Serial.println("serial initialized");
  // Start up the Lightuino's USB serial port.
#ifdef Lightuino_USB  // This #ifdef,#endif wrapper means the the code inside will only compile if your Lightuino has a USB port.
                      // That way this sketch will work with multiple versions of the circuitboard.
                      // But since you probably don't care that your sketch does so, you can leave these lines out.

  Usb.begin();

#endif                // This line need to be removed if #ifdef is removed too!

  // Say hi so we know its working!
  println("Lightuino 4/5 Introduction Sketch V5.0");
  }
  
// Create the basic Lightuino 70 LED sink controller (the pins in the 2 40-pin IDE connectors)
LightuinoSink sinks;   
// Create the Lightuino 16 channel source driver controller (the 16 pin connector)
LightuinoSourceDriver sources;

// This object PWMs the Lightuino sinks allowing individual LED brightness control, and provides array-based access to the Leds
FlickerBrightness pwm(sinks);


//?? Printf-style to the USB
void p(char *fmt, ... )
{
        char tmp[128]; // resulting string limited to 128 chars
        va_list args;
        va_start (args, fmt );
        vsnprintf(tmp, 128, fmt, args);
        va_end (args);
        Usb.print(tmp);
}

//?? A wrapper around delay so you can tweak how long the delays actually are...
/* Do a delay, but also wait for user input if a global var is set */
char waitInput=false;
boolean mydelay(int amt)
{
  char incomingByte =0;
  delay(amt);
  if (waitInput)
    {
      // Wait for input from serial or usb serial
      while ((Serial.available()==0)
#ifdef Lightuino_USB
             && (Usb.available()==0)
#endif
  )
        delay(10);
    }

  if (Serial.available())
    incomingByte = Serial.read();
#ifdef Lightuino_USB
  else if (Usb.available())
    incomingByte = Usb.read();
#endif

  if (incomingByte == 's')
    {
      println("stop");
      waitInput=true;
    }
  else if (incomingByte == 'c')
    {
      println("continue");
      waitInput=false;
    }
  else if (incomingByte == 'n')
    {
      println("next animation");
      return false;
    }
  return true;
}


void mydelay_old(int amt)
{
  delay(amt);
}

//?? This function demonstrates turning the 70 sinks on/off.  The Lightuino can turn LEDs ON or OFF and not use any additional CPU. 
//   To implement dimming requires the PWM (Pulse Width Modulation -- google it) technique, which is shown in the SinkPwmDemo
//   function below.  Since both techniques are using the same LEDs, they can't be used at the same time.  Instead use the PWM
//   technique only and set the LED intensity to off (0) or full (Lightuino_MAX_BRIGHTNESS-1).
void SinkOnOffDemo()
  {
  println("Sink Discrete (On/OFF) Control Demo");
  
  println("  Turn them all on!");  
  sinks.set(0xffffffff,0xffffffff,B00111111);  // Each bit in these 3 numbers corresponds to one LED light
  mydelay(4000);

  println("  Turn on sequentially");  
  sinks.set(0,0,0);
  unsigned long int a=0,b=0;
  unsigned char c=0;
  for (int i=0;i<70;i++)   // Instead of 70 you can use the constant "Lightuino_NUM_SINKS"
    {
      p("index %d\n",i);
      setbit(i,&a,&b,&c);  // Set a particular bit in the a,b,c variables
      sinks.set(a,b,c);    // Set the LEDs to be on/off based on these bits.
      mydelay(100);        // Wait
      clearbit(i,&a,&b,&c); // Set a particular bit in the a,b,c variables to 0
      mydelay(1);
    }
  if (0) for (int i=0;i<Lightuino_NUM_SINKS;i++)
    {
      clearbit(i,&a,&b,&c); // Set a particular bit in the a,b,c variables to 0
      sinks.set(a,b,c);
      mydelay(100);
    }
 


  if (0) for (int i=0;i<5;i++)
    {
    println("  Turn on every other LED");
    
    // Each bit (1 or 0) in this array corresponds to one LED light
    byte ledState[9] = {B10101010,B10101010,B10101010,B10101010,B10101010,B10101010,B10101010,B10101010,B10101010};
     
    // Now send it to the chips.
    sinks.set(ledState);  
      
    mydelay(250);
  
    println("  Now put in the opposite pattern");
    // Now set up another pattern
    for (int j=0;j<9;j++) ledState[j] = B01010101;
    
    // Now send it to the chips.
    sinks.set(ledState);  
      
    mydelay(250);
    }
   
  println("  Turn them all off!");  
  sinks.set(0,0,0);
  
  // Its THAT simple!
  
  // But before you go off and reinvent the wheel on top of the functions shown here, please check 
  // out the more advanced animation functions used in the other sketches (for example lightuino_animations).  

  // Mastering them will will let you code complex patterns with less effort than doing it yourself.
}

//?? Turn all the LEDs and source drivers off
void AllOff(void)
{
  sources.set(0); 
  sinks.set(0,0,0);
}

//?? Turn all the LEDs and source drivers off
void AllOn(void)
{
  sources.set(0xffff); 
  sinks.set(0xffffffff,0xffffffff,0xff);
}


//?? This function demonstrates PWM control over the LED sinks
void SinkPwmDemo()
  {
  println("Now show brightness changes (PWM control)");
  sinks.setBrightness(255);
  // Start PWMing automatically at around 4000hz.  Generally you'd do this at the beginning of your sketch and leave it on the entire time, not at the beginning of a function.
  pwm.StartAutoLoop(4000);
  
  //pwm.brightness[35] = Lightuino_MAX_BRIGHTNESS-1;
  // mydelay(2000);
        
  for (int i=0;i<70;i++) 
    {
    p("PWM index %d\n",i);
    pwm.brightness[i] = Lightuino_MAX_BRIGHTNESS-1;
    mydelay(250);
    pwm.brightness[i] = 0;
    mydelay(1);
    } 
        
  if (0) for (int j=0;j<600;j++)
    {
    // You just set leds.brightness[LED_NUMBER] to the desired intensity (0 to LIGHTUINO_MAXBRIGHTNESS-1).
    // Note that you will see blinking at low intensities, so the minimum brightness you can set is around 30

    // Here I will set each LED to a slightly different intensity.
    for (int i=0;i<70;i++)
      pwm.brightness[i] = (((i*3)+j)*100)%Lightuino_MAX_BRIGHTNESS;  // Your homework is to figure out why this formula works! :-)
    
    // The CPU controls the rapid blinking that creates the variable brightness effect
    // so you must call leds.loop() rapidly to make it happen.
    // Note: You can also set it up so that the Lightuino library calls this function periodically automatically
    // by calling StartAutoLoop, which is what we have done above.
    //for (int i=0;i<400;i++) pwm.loop();
    
    delay(10);  // Because I am using "auto loop" I can do a normal "delay" and pwm.loop will be called in the background.
    }
    
    //  All done! So turn off all the LEDs
  for (int i=0;i<70;i++) pwm.brightness[i] = 0;
  pwm.StopAutoLoop();
  pwm.loop(); // Do it once more to turn off all LEDs.  You have to do this manually because the autoloop might not have been called since all brightnesses were set to 0
  }
  

//?? This function demonstrates control over the source drivers (the 16 pin header on top)
void SourceDriverDemo()
{
  // clk,data,strobe,enable
  println("Source Driver Demo");

#if 0
  println("Source 1");
  sources.set(B1);
  mydelay(500);
  println("Source 2");
  sources.set(B10);
  mydelay(500);
  println("Source 3");
  sources.set(B100);
  mydelay(500);
#endif
  
  println("  Driving alternating patterns");
  if(1) for (int i=0;i<10;i++)
    {
      println("  5");
      sources.set(0x5555);
      mydelay(250);
      
      
      println("  a");
      sources.set(0xaaaa);
      mydelay(250);
    }

  println("  Shifting 1 set bit (per 16 bits) through the chips.");
  sources.set(0x0000);
  for (int i=0;i<25;i++)
    {
      mydelay(250);
      sources.shift(((i&15)==0));
    }
    
  sources.set(0);  // All done, so turn them all off
}

void LightSensorDemo(void)
  {
  LightSensor light;  // Initialize the light sensor
  // LightSensor light(5);  // Note for shields: pass the analog line that the sensor is connected to.

  println("Light sensor demo");

  print("  Current: ");
  int curval = light.read();  // Read it -- returns an "analog" number just like analogRead() (i.e. 0-1024)
  println(curval);

  println("  Cover the sensor fully to end the demo (automatically ends in 50 seconds)");
  int val;
  int cnt = 0;
  do
    {
    val = light.read();
    print("  Sensor value is: ");
    println(val);
    mydelay(300);
    cnt++;
    } while (cnt<50 && val<LightSensor::Dusk);  // Some convenient constants are defined like "Dusk".  See the header file or docs...
}

void IrDemo(void)
{
  IrReceiver ir;  // Initialize the IR receiver
  println("Infrared Receiver Demo");  
  println("  Waiting for input from your infrared remote -- demo will stop after 5 one-second intervals without input.");
  for (int i=0;i<500;)
    {
    unsigned long int code = ir.read();  // Read a code from the input buffer
    if (code)                            // Nonzero means a code was received.
    {
      // Print it out in hex and binary notation
      print("  code: ");
      print((unsigned long int)(code>>32),HEX);
      print(" ");
      print((unsigned long int)(code),HEX);
      print(" | ");
      print((unsigned long int)(code>>32),BIN);
      print(" ");
      println((unsigned long int)(code),BIN);
      i=0;
    }
    else                                 // A zero means no code was received.
      {
        delay(10);
        i++;
      }    
  }
}

const char* stringA = "LIGHTUINO 3   SEVENTY BY SIXTEEN LED MATRIX";
const char* stringB = "SALE TOILET PAPER LIGHTLY USED   REROLLED";
void MatrixDemo(LightuinoSink& sink)
{
  println("LED Matrix Demo");
  
  // Create the matrix object.  Pass the source and sink objects, the start scan line, and the total # of lines.  In this case I am doing ALL of them.
  LightuinoMatrix mtx(sink,sources,0,16);  

  println("  Turn on the entire matrix");
  mtx.clear(1);
  // You've got to keep calling loop to paint each scan line in the matrix
  for (int j=0;j<5000;j++) { mtx.loop();}
 
  println("  Write a bit pattern into the entire matrix");
  memset(mtx.videoRam,0xAA,((Lightuino_NUMOUTS/8)+1)*Lightuino_NUMSRCDRVR);
  // You've got to keep calling loop to paint each scan line in the matrix
  for (int j=0;j<5000;j++) { mtx.loop();}

  println("  Turn off the entire matrix");
  mtx.clear(0);
 
  println("  Write Pixels");
  for(int x=0;x<Lightuino_NUMOUTS;x++)
    {
      for(int y=0;y<Lightuino_NUMSRCDRVR;y++)
        {
          mtx.pixel(x,y,1);
          for (int j=0;j<10;j++) { mtx.loop();}
        }
    }

  mtx.clear(0);

  println("  Letter Marquee");
  
  unsigned int cnt = 0;
  while(1)
    {
      cnt++;  
      //if ((cnt & 511)==0) memset(mtx.videoRam,0xff,((Lightuino_NUMOUTS/8)+1)*Lightuino_NUMSRCDRVR);
  
      // Print some text to the matrix
      // the api is print(x,y,string,LetterSpacing,Operation)
      // The "fancy" math just shifts the letters by one pixel for every cnt, and then after 
      // the width of a letter it resets the pixel shift and moves forward one character in the string
      mtx.print(0-(cnt%6),0,stringA+((cnt/6)%strlen(stringA)),1,DRAW);
      mtx.print(0-(cnt%6),8,stringB+((cnt/6)%strlen(stringB)),1,DRAW);
      for (int j=0;j<400;j++) { mtx.loop();}
      // Erase that same text
      mtx.print(0-(cnt%6),0,stringB+((cnt/6)%strlen(stringB)),1,ERASE);
      mtx.print(0-(cnt%6),8,stringA+((cnt/6)%strlen(stringA)),1,ERASE);

    }    
}

void loop(void)
{

  AllOn();
  delay(100);
  
  AllOff();  // When the board boots up there will be random values in various chips resulting in some lights being on.  So its good to turn everything off right away.


  //#if 0
  SourceDriverDemo();
  SinkOnOffDemo();
  SinkPwmDemo();
  
  //MatrixDemo(sinks);
//#endif
  
   LightSensorDemo();
   IrDemo();
}

// This is a convenient function which illuminates the first and last LED on each side
// so you can find the pins on the board.  This sketch does not actually call this function,
// its just here for your use.
void pinFinder(void)
{
  while (1)
  {

  pwm.brightness[0] = 32;
  pwm.brightness[34] = 64;
  pwm.brightness[35] = 128;
  pwm.brightness[69] = 255;
  for (int i=0;i<10;i++) pwm.loop();
  }
}


// These "print" wrappers just output to BOTH serial ports
// but you probably just want to use the Usb serial...
void println(char*s)
{
  Serial.println(s);
#ifdef Lightuino_USB
  Usb.println(s);
#endif
}

void print(char*s)
{
  Serial.print(s);
#ifdef Lightuino_USB
  Usb.print(s);
#endif
}
void print(int i,char format)
{
  Serial.print(i,format);
#ifdef Lightuino_USB
  Usb.print(i,format);
#endif
}

void println(int i,char format)
{
  Serial.println(i,format);
#ifdef Lightuino_USB
  Usb.println(i,format);
#endif
}


/*? </verbatim></sketch></section>
*/

#include <lightuino5.h>

Там определяются пины. И совсем не так, как Вы подключили. Поправьте.

да, это я видел,но не смог понять какой из них какой, например то же DATA left и right какой из них? или clock:

#ifndef LIGHTUINO5

#define LIGHTUINO
#define LIGHTUINO5

#define Lightuino5_CLOCK_PIN 7
#define Lightuino5_SER_DATA_LEFT_PIN 6
#define Lightuino5_SER_DATA_RIGHT_PIN 4
#define Lightuino5_BRIGHTNESS_PIN 5

#define Lightuino5_SRC_CLOCK_PIN 8
#define Lightuino5_SRC_DATA_PIN 4
#define Lightuino5_SRC_STROBE_PIN 6
#define Lightuino5_SRC_ENABLE_PIN 0xff

// If no "default" has been defined, then make this rev the default
#ifndef Lightuino_CLOCK_PIN
#define Lightuino_CLOCK_PIN 7
#define Lightuino_SER_DATA_LEFT_PIN 6
#define Lightuino_SER_DATA_RIGHT_PIN 4
#define Lightuino_BRIGHTNESS_PIN 5

#define Lightuino_SRC_CLOCK_PIN 8
#define Lightuino_SRC_DATA_PIN 4
#define Lightuino_SRC_STROBE_PIN 6
#define Lightuino_SRC_ENABLE_PIN 0xff
#endif

#define Lightuino_USB(x) x

#include "lightuinoUsb.h"
#include "lightuinoSink.h"
#include "lightuinoPwm.h"
#include "lightuinoIR.h"
#include "lightuinoLightSensor.h"
#include "lightuinoSourceDriver.h"
#include "lightuinoMatrix.h"
#include "lightuinoAni.h"

#endif