Yes, you can bit-bang other pins to look like SPI.
But if each device has their own CS pin, I don't know why you would have to.
You haven't explained the LED problem sufficiently, don't know what you are looking for there.
Yes, you can bit-bang other pins to look like SPI.
But if each device has their own CS pin, I don't know why you would have to.
You haven't explained the LED problem sufficiently, don't know what you are looking for there.