updated to use pin constants instead of strings
updated to use pin constants instead of strings

leftbrainstrain/PyBBIO,graycatlabs/PyBBIO,leftbrainstrain/PyBBIO,graycatlabs/PyBBIO,ims-tyler/PyBBIO,ims-tyler/PyBBIO,graycatlabs/PyBBIO,ims-tyler/PyBBIO,graycatlabs/PyBBIO,ims-tyler/PyBBIO,ims-tyler/PyBBIO,leftbrainstrain/PyBBIO,leftbrainstrain/PyBBIO,graycatlabs/PyBBIO,leftbrainstrain/PyBBIO