How can I check the Hall sensor of a linear motor?

During motor operation, monitor the address 0x1B42F with an oscilloscope (as shown in Image 1). Bit 1 represents the Hall sensor phase-U, Bit 2 represents phase-V, and Bit 3 represents phase-W. Normal phase sequence changes are shown in Image 2.
 
Image 1

 
 
Image 2