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Chapter 2 block diagram, Figure 2.1 usb2244/usb2244i block diagram, Chapter 2 – SMSC USB2244 User Manual

Page 7: Block diagram, Datasheet

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Ultra Fast USB 2.0 SD/MMC Flash Media Controller

Datasheet

SMSC USB2244/USB2244i

7

Revision 1.0 (05-27-08)

DATASHEET

Chapter 2 Block Diagram

Figure 2.1 USB2244/USB2244i Block Diagram

SIE

CTL

FMDU

CTL

8051

PROCESSOR

SFR

RAM

RAM

USB
Host

AUTO_

CBW

PROC

PHY

FMI

XDATA BRIDGE

+ BUS ARBITER

BUS

INTFC

BUS

INTFC

BUS

INTFC

EP0 TX

EP0 RX

EP2 TX

EP2 RX

EP1 RX

EP1 TX

ROM

64KB

RAM

10KB

ADDR

MAP

GPIOs

Program

Memory

I/O Bus

7 pins

1.

8

V

Re

g

Clock

Generation and

Control

PL

L

4K

total

PWR_FET1

GPIO10(CARD_PWR)

SD/

MMC

Media

Interface

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