Host Controller. MCS9990 Datasheet

MCS9990 Controller. Datasheet pdf. Equivalent

MCS9990 Datasheet
Recommendation MCS9990 Datasheet
Part MCS9990
Description PCIe to 4-Port USB 2.0 Host Controller
Feature MCS9990; MCS9990 PCIe to 4-Port USB 2.0 Host Controller MCS9990 PCIe to 4-Port USB 2.0 Host Controller Datash.
Manufacture ASIX
Datasheet
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ASIX MCS9990
MCS9990
PCIe to 4-Port USB 2.0 Host Controller
MCS9990
PCIe to 4-Port USB 2.0 Host Controller
Datasheet
Revision 3.00
Mar. 10th, 2015
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Copyright © 2009-2015 ASIX Electronics Corporation. All rights reserved.



ASIX MCS9990
MCS9990
PCIe to 4-Port USB 2.0 Host Controller
IMPORTANT NOTICE
Copyright © 2009-2015 ASIX Electronics Corporation. All rights reserved.
DISCLAIMER
No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical,
including photocopying and recording, for any purpose, without the express written permission of ASIX. ASIX may
make changes to the product specifications and descriptions in this document at any time, without notice.
ASIX provides this document “as is” without warranty of any kind, either expressed or implied, including without
limitation warranties of merchantability, fitness for a particular purpose, and non-infringement.
Designers must not rely on the absence or characteristics of any features or registers marked “reserved”, “undefined”
or “NC”. ASIX reserves these for future definition and shall have no responsibility whatsoever for conflicts or
incompatibilities arising from future changes to them. Always contact ASIX to get the latest document before
starting a design of ASIX products.
TRADEMARKS
ASIX, the ASIX logo are registered trademarks of ASIX Electronics Corporation. All other trademarks are the
property of their respective owners.
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Copyright © 2009-2015 ASIX Electronics Corporation. All rights reserved.



ASIX MCS9990
MCS9990
PCIe to 4-Port USB 2.0 Host Controller
Notation
The following conventions are used in this document
A word is 16 bits wide
A double word or Dword is 32 bits wide
[x] Denotes the bit position in the register. [0] bit is the least significant position
Base 16 numbers are denoted with a lowercase ‘h’ following a number or with a ‘0x’
preceding a number
Base 10 numbers are denoted with the absence of the above notation
PU is pull-up on I/O pad
PD is pull-down on I/O pad
DS is Drive Strength in milli Amperes (mA)
N/A is Not Applicable
PROG is Programmable
I is Input
O is Output
P is Passive
“_N” means the Signal is active low signal
RSVD Reserved
The registers follow the following notation for the read and write access
Name
RO
Description
Read Only
RW
Read Write
RWC
Read/Write 1 to clear
RW1
Read or Write 1 to set
WO
Write Only
RC
Read on clear
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Copyright © 2009-2015 ASIX Electronics Corporation. All rights reserved.





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