//for(i=0;i!=0xFFFF;i++) asm("nop"); //DO NOT UNCOMMENT, break GCC4.
DAC12_0CTL = DAC12IR + DAC12AMP_5 + DAC12ENC; // Int ref gain 1
DAC12_0DAT = 0xFFF; //Max voltage 0xfff
//for(i=0;i!=0xFFFF;i++) asm("nop"); //DO NOT UNCOMMENT, break GCC4.
DAC12_0CTL = DAC12IR + DAC12AMP_5 + DAC12ENC; // Int ref gain 1
DAC12_0DAT = 0xFFF; //Max voltage 0xfff