MASK_CLK_STABLE
if ((reg & MASK_CLK_STABLE) && !(reg & MASK_CLK_ACTIVE))
reg &= ~MASK_CLK_STABLE;
status |= ((reg & MASK_CLK_STABLE) >> 2);
if ((reg & MASK_CLK_STABLE) && !(reg & MASK_CLK_ACTIVE))
reg &= ~MASK_CLK_STABLE;
status |= ((reg & MASK_CLK_STABLE) >> 1);