In a large bowl, combine the rolled oats, unbleached flour, soy flour, and baking powder. Add the soymilk, and blend with a few swift strokes. Fold in the banana slices. Pour 1/4 cup of the batter onto a hot nonstick griddle or pan. Cook for about 2 minutes or until bubbles appear on the surface. Flip the pancake and cook for another minute or until heated through. Serve the pancakes with maple syrup, fruit spread, or applesauce. Yield: 12 pancakes. Per pancake: 103 calories; 3 grams protein; 1 gram fat; 20 grams carbohydrate; 12% fat.