MASTER CODE:
    
// Configure USCI_B0 for I2C mode
    UCB0CTLW0 |= UCSWRST;                 // put eUSCI_B in reset state
    UCB0CTLW0 |= UCMODE_3 | UCMST;          // I2C master mode, SMCLK
    UCB0BRW = 0x8;                              // baudrate = SMCLK / 8
    UCB0CTLW0 &=~ UCSWRST;                      // clear reset register

    unsigned char TXData[]= {0xA0,0xB0,0xC0,0xD1}; // Pointer to TX data
    Int cnt=0;
    while(1)
    {
    	__delay_cycles(1000);     // Delay between transmissions
    	UCB0I2CSA = 0x0A;         // configure slave address
                                        
    	while (UCB0CTLW0 & UCTXSTP);   // Ensure stop condition got sent
    	UCB0CTLW0 |= UCTR | UCTXSTT;   // I2C TX, start condition


	UCB0TXBUF = TXData[cnt];   // Load TX buffer	

    	cnt++;
    	if (cnt>3)                                  
      	{
        break;
      }
    }


SLAVE CODE:

    // Configure USCI_B0 for I2C mode
UCB0CTLW0 |= UCSWRST;                //Software reset enabled
UCB0CTLW0 |= UCMODE_3;            //I2C slave mode, SMCLK
UCB0I2COA0 = 0x0A | UCOAEN;//SLAVE0 own address is 0x0A| enable
UCB0CTLW0 &=~UCSWRST;            //clear reset register    
while(1)
{
   if(UCB0IFG & 0x01) // check for incoming data
   {
       RXData0 = UCB0RXBUF;    // Get RX data
       if(RXData0 == 0xD1) { break ;}
    }
}