MMA7660FCR1 Example Code - For ChipKit UNO32

MMA7660FCR1_Example.pde

#include <Wire.h>

void setup()
{ 
 Serial.begin(38400);  // start serial for output
 Wire.begin();
}

void loop()
{
 
 delay(10);

 Wire.beginTransmission(0x4C);  //Set MMA7660FCR1 to active mode
 Wire.send(0x07);
 Wire.send(0x01); 
 Wire.endTransmission();
 delay(100); 
 
char x,y,z,tilt,sample,mode,fac;
while(1)
 {
   
 unsigned char val;
 Wire.beginTransmission(0x4C);
 Wire.send(0x00);  // register to read
 Wire.endTransmission();
  
 Wire.requestFrom(0x4C, 11); // read a byte
 while(!Wire.available()) { } // wait for data
 x = Wire.receive();
 y = Wire.receive();
 z = Wire.receive();
 tilt = Wire.receive();
 sample = Wire.receive();
 Wire.receive(); //throw away byte
 Wire.receive(); //throw away byte
 mode = Wire.receive();
 Wire.receive(); //throw away byte
 Wire.receive(); //throw away byte
 Wire.receive(); //throw away byte
 fac = Wire.receive();

 Serial.print("X=");
 Serial.print(x, DEC);
 Serial.print(", Y=");
 Serial.print(y, DEC);
 Serial.print(", Z=");
 Serial.print(z, DEC);
 Serial.print(", Mode=");
 Serial.print(mode,DEC);
 Serial.print(", Tilt=");
 Serial.print(tilt,DEC);
 Serial.print(", sample=");
 Serial.print(sample,DEC);
 Serial.print(", fac=");
 Serial.print(fac,DEC);
 Serial.println(".");

 delay(100);
 }
}

void wrReg(unsigned char reg, unsigned char val)
{
 Wire.beginTransmission(0x4C);
 Wire.send(reg);
 Wire.send(val);
 Wire.endTransmission();
}

unsigned char rdReg(unsigned char reg)
{
 unsigned char val;
 Wire.beginTransmission(0x4C);
 Wire.send(reg);  // register to read
 Wire.endTransmission();
 
 digitalWrite(A4, HIGH);
 delay(5);
 digitalWrite(A4, LOW);
 delay(5);
 
 Wire.requestFrom(0x4C, 1); // read a byte
 while(!Wire.available()) { } // wait for data
 return Wire.receive();
}