What:		/sys/bus/w1/devices/.../page1
Date:		April 2021
Contact:	Luiz Sampaio <sampaio.ime@gmail.com>
Description:	read the contents of the page1 of the DS2438
		see Documentation/w1/slaves/w1_ds2438.rst for detailed information
Users:		any user space application which wants to communicate with DS2438