ARDUINO I2C BUS LED DIMMING SHIELD

單色LED漸亮與漸暗實驗，沒用腳架...抖抖抖...

程式範例 1-1（IDE 1.0.1）

#include <Wire.h>

unsigned char i;

void setup()
{ 
  
}

void loop()
{
  for(i=0; i<255; i++)
  {
    SetLed();
    delay(10);
  }
  for(i=255; i>0; i--)
  {
    SetLed();
    delay(10);
  }
}

void SetLed(void)
{
  Wire.begin();
  Wire.beginTransmission(0x61);
  Wire.write(0x12);
  Wire.write(0);
  Wire.write(i);
  Wire.write(0);
  Wire.write(255-i);
  Wire.write(0xAA);
  Wire.write(0xAA);
  Wire.write(0xFF);
  Wire.write(0xFF);
  Wire.endTransmission();
}

驅動七段顯示器實驗

程式範例 2-1（IDE 1.0.1）

 
#include <Wire.h>

// 0 - 9
unsigned int LED_NUM[] = {0x0555, 0x0014, 0x1145, 0x1055, 0x1414, 0x1451, 0x1550, 0x0015, 0x1555, 0x1415};

unsigned char i;

void setup()
{ 

}

void loop()
{
  for(i=0; i<100; i++)
  {
    SetLedNum(i);
    delay(200);
  }
}

void SetLedNum(unsigned char NUM)
{
  unsigned char LED, a, b;
  
  Wire.begin();
  Wire.beginTransmission(0x61);
  Wire.write(0x16);
  
  // DS1
  a = NUM %10;
  LED = LED_NUM[a] & 0xFF;
  Wire.write(LED);
  LED = LED_NUM[a] >> 8 & 0xFF;
  Wire.write(LED);
 
  // DS2
  b = NUM / 10;
  LED = LED_NUM[b] & 0xFF;
  Wire.write(LED);
  LED = LED_NUM[b] >> 8 & 0xFF;
  Wire.write(LED);
  
  Wire.endTransmission();
}

RGB全彩LED實驗，綠色被相機濾掉...

程式範例 3-1（IDE 1.0.1）

 
#include <Wire.h>

void setup()
{
}

void loop()
{
  LedOnTest();
}

void LedOnTest(void)
{
  //All LED turn RED
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x41);
  Wire.write(0x10);
  Wire.write(0x04);
  Wire.write(0x01);
  Wire.endTransmission();
  
  delay(1000);
  //All LED turn GREEN
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x04);
  Wire.write(0x41);
  Wire.write(0x10);
  Wire.write(0x04);
  Wire.endTransmission();
  
  delay(1000);
  //All LED turn BLUE
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x10);
  Wire.write(0x04);
  Wire.write(0x41);
  Wire.write(0x10);
  Wire.endTransmission();
  
  delay(1000);
  
  //All LED turn YELLOW (RED + GREEN)
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x41 | 0x04);
  Wire.write(0x10 | 0x41);
  Wire.write(0x04 | 0x10);
  Wire.write(0x01 | 0x04);
  Wire.endTransmission();
  
  delay(1000);

  //All LED turn MAGENTA (RED + BLUE)
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x41 | 0x10);
  Wire.write(0x10 | 0x04);
  Wire.write(0x04 | 0x41);
  Wire.write(0x01 | 0x10);
  Wire.endTransmission();
  
  delay(1000);

  //All LED turn AQUAMARINE (GREEN + BLUE)
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x04 | 0x10);
  Wire.write(0x41 | 0x04);
  Wire.write(0x10 | 0x41);
  Wire.write(0x04 | 0x10);
  Wire.endTransmission();

  delay(1000);
  
  //All LED turn WHITE (RED + GREEN + BLUE)
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x16);
   
  Wire.write(0x41 | 0x04 | 0x10);
  Wire.write(0x10 | 0x41 | 0x04);
  Wire.write(0x04 | 0x10 | 0x41);
  Wire.write(0x01 | 0x04 | 0x10);
  Wire.endTransmission();

  delay(1000);
}

程式範例 3-2（IDE 1.0.1）

#include <Wire.h>

unsigned char i;

void setup()
{ 
  
}

void loop()
{
  for(i=0; i<255; i++)
  {
    SetLed();
    delay(10);
  }
  
  for(i=255; i>0; i--)
  {
    SetLed();
    delay(10);
  }
}

void SetLed(void)
{
  Wire.begin();
  Wire.beginTransmission(0x60);
  Wire.write(0x12);
  
  Wire.write(0);
  Wire.write(i);
  
  Wire.write(0);
  Wire.write(255-i);
  
  Wire.write(0x02);
  Wire.write(0x02);
  Wire.write(0x2A);
  Wire.write(0x22);
  Wire.endTransmission();
}

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