USB 2.0 Flash Media Controller
Datasheet
Chapter 1
General Description
The USB97C210 is a USB2.0 Bulk Only Mass Storage Class Peripheral Controller intended for supporting
CompactFlash (CF) in True IDE Mode only, SmartMedia (SM/XD), Memory Stick (MS/MSPro), Secure
Digital (SD) and MultiMediaCard (MMC) flash memory devices. It provides a single chip solution for the
most popular flash memory cards in the market.*
The device consists of a USB 2.0 PHY and SIE, buffers, Fast 8051 microprocessor with expanded
scratchpad, and program SRAM, and CF, MS, SM and SD controllers. The SD controller supports both SD
and MMC devices. The Memory Stick controller supports MS, HS MS and MSPro. The CF controller
supports CF and CF form factor ATA drives. The Smart Media controller supports SM, XD, and single
NAND flash devices.*
Provisions for external Flash Memory up to 64K bytes for program storage is provided.
12K bytes of scratchpad SRAM and 768Bytes of program SRAM are also provided.
Sixteen GPIO pins are for the 128-pin device. Provisions are made to allow hot swap of flash media to be
implemented.
The USB97C210 supports the insertion one each of all 4 major types of cards (CF, SM/XD/Nand,
MS/MSPro, MMC/SD) simultaneously.
SMSC provides the following object code software free of charge with purchase of the USB97C210**:
Multiple LUN Mass Storage Class compliant firmware to support all media types in a single code
image, with option for firmware download via USB if a sector erasable program memory is used.
Windows application for programming VID/PID/OEM strings, and unique serial number into serial
EEPROM via USB. Serial EEPROM may be eliminated entirely if appropriate firmware and specific
Flash device is used for program code.
Firmware with field upgrade capability via USB (requires specific 128KB Flash for firmware storage).
Source code licenses are also available for USB97C210 customers.**
SMSC may make complete internal specifications available for those customers requiring programming
information, subject to SMSC’s applicable Proprietary Information Agreement (nondisclosure agreement).
Contact your SMSC sales representative for more information.
*Note:
In order to develop, make, use, or sell readers and/or other products using or incorporating any of
the SMSC devices made the subject of this document or to use related SMSC software programs,
technical information and licenses under patent and other intellectual property rights from or through
various persons or entities, including without limitation media standard companies, forums, and
associations, and other patent holders may be required. These media standard companies, forums, and
associations include without limitation the following: Sony Corporation (Memory Stick, Memory Stick Pro);
SD3 LLC (Secure Digital); MultiMedia Card Association (MultiMediaCard); the SSFDC Forum
(SmartMedia); the Compact Flash Association (Compact Flash); and Fuji Photo Film Co., Ltd., Olympus
Optical Co., Ltd., and Toshiba Corporation (xD-Picture Card). SMSC does not make such licenses or
technical information available; does not promise or represent that any such licenses or technical
information will actually be obtainable from or through the various persons or entities (including the media
standard companies, forums, and associations), or with respect to the terms under which they may be
made available; and is not responsible for the accuracy or sufficiency of, or otherwise with respect to, any
such technical information.
SMSC's obligations (if any) under the Terms of Sale Agreement, or any other agreement with any
customer, or otherwise, with respect to infringement, including without limitation any obligations to defend
or settle claims, to reimburse for costs, or to pay damages, shall not apply to any of the devices made the
subject of this document or any software programs related to any of such devices, or to any combinations
SMSC USB97C210
Page 5
Revision 1.5
(11-05-03)
DATASHEET
SMSC [ SMSC CORPORATION ]
