UCB1200_INTSTAT_REG
REGREAD(UCB1200_INTSTAT_REG, UCBADC_INTR_ACK1);
REGWRITE(UCB1200_INTSTAT_REG, sc->sm_reg, UCBADC_INTR_ACK2);
REGWRITE(UCB1200_INTSTAT_REG, 0, UCBADC_ADC_FINI);