Bts7810 DC MOTOR DRIVEWR

Hi All !
i was searching for a DC-Motor Driver wich can supply about 5-10A , i found BTS7810!
i've read it's Datasheet , but some points aren't still clear for me!
can someone explain about these pins ?
SL
IL
IH
SH
ST
DHVS
What are the exact function of them?