Digi NS9750 User Manual
Page 17

x v
Pin Interrupt Mask register ....................................................700
Pin Interrupt Control register.................................................701
Granularity Count register ....................................................702
Forward Address register ......................................................703
Core Phase (IEEE1284) register ...............................................704
C h a p t e r 1 6 :
U S B C o n t r o l l e r M o d u l e
.............................................................. 707
Overview ................................................................................708
USB module architecture .............................................................708
USB device block.......................................................................710
Control and status ..............................................................710
Packet and data flow...........................................................711
Logical and physical endpoints ...............................................712
Slew rates........................................................................712
Host block...............................................................................712
Control and status ..............................................................712
Packet data flow................................................................713
USB device endpoint ..................................................................714
Transmission error handling..........................................................714
Handling USB-IN packet errors................................................715
Handling USB-OUT packet errors .............................................715
USB block registers ....................................................................716
USB Global registers...................................................................716
Global Control and Status register ...........................................717
Device Control and Status register...........................................718
Global Interrupt Enable register .............................................720
Global Interrupt Status register ..............................................721
Device IP Programming Control/Status register ...........................724
USB host block registers ..............................................................725
Reserved bits ....................................................................725
USB host block register address map ........................................725
HCRevision register.............................................................726
HcControl register ..............................................................727
HcCommandStatus register ...................................................730
HcInterruptStatus register.....................................................733
HcInterruptEnable register ....................................................735
HcInterruptDisable register ...................................................737