USB2224-NU-02 SMSC [SMSC Corporation], USB2224-NU-02 Datasheet - Page 5

• Manufacturer Part Number: USB2224-NU-02
• Description: BUS POWERED USB2.0 FLASH MEDIA CONTROLLER
• Manufacturer: SMSC [SMSC Corporation]

Bus Powered USB2.0 Flash Media Controller
Datasheet
Chapter 2
2.1
2.2
SMSC USB2224
Acronyms
SM:
SMC: SmartMedia Controller
FM:
FMC: Flash Media Controller
CF:
CFC: CompactFlash Controller
SD:
SDC: Secure Digital Controller
MMC: MultiMediaCard
MS:
MSC: Memory Stick Controller
TPC: Transport Protocol Code.
ECC: Error Checking and Correcting
CRC: Cyclic Redundancy Checking
XD:
Definitions
Flash Media DMA UNIT (FMDU): The control logic in the flash media controller block as shown in the
Block Diagram that support the data transfer from CFC, SMC, MSC and SDC to EP2 buffer directly.
SD/MMC: the built-in SD controller (SDC) supports both SD and MMC devices.
Flash Media Controller Data Multiplexer (FMC DATA MUX): The multiplexer to enable the different data
path from the different flash media controllers (CFC, SMC, MSC and SDC).
SmartMedia
Flash Media
Compact Flash
Secure Digital
Memory Stick
XD Picture Card
Acronyms and Definitions
DATASHEET
Page 5
Revision 1.3 (09-21-04)