USB2244 Standard Microsystems Corp., USB2244 Datasheet - Page 7
USB2244
Manufacturer Part Number
USB2244
Description
Usb2244/usb2244i Ultra Fast Usb 2.0 Sd/mmc Flash Media Controller
Manufacturer
Standard Microsystems Corp.
Datasheet
1.USB2244.pdf
(22 pages)
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Ultra Fast USB 2.0 SD/MMC Flash Media Controller
Datasheet
Chapter 2 Block Diagram
SMSC USB2244/USB2244i
USB
Host
Generation and
PHY
Control
Clock
10KB
ROM
64KB
RAM
CTL
SIE
ADDR
MAP
Figure 2.1 USB2244/USB2244i Block Diagram
INTFC
BUS
Program
Memory
I/O Bus
XDATA BRIDGE
+ BUS ARBITER
PROCESSOR
8051
DATASHEET
7
INTFC
INTFC
BUS
BUS
AUTO_
PROC
CBW
FMDU
CTL
EP0 RX
EP1 RX
EP1 TX
EP2 RX
EP2 TX
EP0 TX
RAM
RAM
SFR
FMI
PWR_FET1
GPIOs
MMC
SD/
total
4K
Revision 1.0 (05-27-08)
7 pins
GPIO10(CARD_PWR)
Interface
Media
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