uint32_t CAN_Init( uint32_t can_btr1, uint32_t can_btr2 )
{
  CAN1RxDone = CAN2RxDone = FALSE;

  LPC_SC->PCONP |= ((1<<13)|(1<<14));  /* Enable CAN1 and CAN2 clock */

  LPC_PINCON->PINSEL0 &= ~0x0000000F;  /* CAN1 is p0.0 and p0.1	*/
  LPC_PINCON->PINSEL0 |= 0x00000005;	
//  LPC_PINCON->PINSEL4 &= ~0x0003C000;  /* CAN2 is p2.7 and p2.8 */
//  LPC_PINCON->PINSEL4 |= 0x00014000;
  LPC_PINCON->PINSEL0 |=  (1 << 9);           /* Pin P0.4 used as RD2 (CAN2) */
  LPC_PINCON->PINSEL0 |=  (1 << 11);           /* Pin P0.5 used as TD2 (CAN2) */



  LPC_CAN1->MOD = LPC_CAN2->MOD = 1;    /* Reset CAN */
  LPC_CAN1->IER = LPC_CAN2->IER = 0;    /* Disable Receive Interrupt */
  LPC_CAN1->GSR = LPC_CAN2->GSR = 0;    /* Reset error counter when CANxMOD is in reset	*/

  LPC_CAN1->BTR = can_btr1;
  LPC_CAN2->BTR = can_btr2;
  LPC_CAN1->MOD = LPC_CAN2->MOD = 0x0;  /* CAN in normal operation mode */

  NVIC_EnableIRQ(CAN_IRQn);

  LPC_CAN1->IER = LPC_CAN2->IER = 0x01; /* Enable receive interrupts */
  return( TRUE );
}

void I2C2Init( void )
{
  LPC_SC->PCONP |= (1 << 26);

  /* set PIO0.10 and PIO0.11 to I2C2 SDA and SCL */
  /* function to 10 on both SDA and SCL. */
  LPC_PINCON->PINSEL0 &= ~((0x03<<20)|(0x03<<22));
  LPC_PINCON->PINSEL0 |= ((0x02<<20)|(0x02<<22));
  LPC_PINCON->PINMODE0 &= ~((0x03<<20)|(0x03<<22));
  LPC_PINCON->PINMODE0 |= ((0x02<<20)|(0x2<<22));	/* No pull-up no pull-down */
  LPC_PINCON->PINMODE_OD0 |= ((0x01<<10)|(0x1<<11));

  /*--- Clear flags ---*/
  LPC_I2C2->CONCLR = I2CONCLR_AAC | I2CONCLR_SIC | I2CONCLR_STAC | I2CONCLR_I2ENC;

  /*--- Reset registers ---*/
  LPC_I2C2->SCLL   = I2SCLL_SCLL;
  LPC_I2C2->SCLH   = I2SCLH_SCLH;

  /* Install interrupt handler */
  NVIC_EnableIRQ(I2C2_IRQn);

  LPC_I2C2->CONSET = I2CONSET_I2EN;
  return;
}


int main (void){
...
CAN_Init( BITRATE100K18MHZ, BITRATE500K18MHZ );
UARTInit(0, 57600);
I2C2Init( );

...