/sys$common/syshlp/USB$SDA_HELP.HLB  —  SHOW  EHCI  PORT  Example
 SDA> USB SHOW EHCI PORT 1

 Port 01 Status and Control Register         00001005
   Current connection status                1
   Current connection status change         0
   Port enable/disable                      1
   Port enable/disable change               0
   Over-current active                      0
   Over-current change                      0
   Force port resume                        0
   Port suspend                             0
   Port reset                               0
   Line Status 0 - SEO
               1 - K-State
               2 - J-State
               3 - undefined                0
   Port Power                               1
   Port owner                               0
   Port indicator                           0
   Port test 0 - test mode not enabled
             1 - Test J state
             2 - Test K State
             3 - Test SE0 state
             4 - Test packet
             5 - Test force enable          0
   Wake on connection enable                0
   Wake on disconnect enable                0
   Wake on over-current enable              0
 SDA>
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