MASTER_DIV_MASK
div = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
div = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
div = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
tmp = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
mckr &= ~(MASTER_DIV_MASK << MASTER_DIV_SHIFT);
div = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
div = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
mckr = (mckr >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;