DB_TMR_OUT_UNIT_OFF
pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF);
pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF);
tmr_out_unit = pin_reg & BIT(DB_TMR_OUT_UNIT_OFF);