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USB2226 Datasheet(PDF) 9 Page - SMSC Corporation

No. de pieza USB2226
Descripción Electrónicos  4th Generation USB 2.0 Flash Media Controller with Integrated Card Power FETs
PDF  23 Pages
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Fabricante Electrónico  SMSC [SMSC Corporation]
Página de inicio  http://www.smsc.com
Logo SMSC - SMSC Corporation

USB2226 Datasheet(HTML) 9 Page - SMSC Corporation

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Chapter 4 Block Diagram
Figure 4.1 USB2226 Block Diagram
USB 2.0 PHY
( Transceiver )
FAST 8051
CPU CORE
GPIO
Configuration and Control
Clock Generation
SIE
( Serial Interface Engine )
Interrupt Controller
Latch phase 0, 2
SIE
Latch phase 3
8051
Latch phase 1
FMC
60M Hz
32 Bit
Osc
Address
64 Bytes EP 0TX
64 Bytes EP 0RX
64 Bytes EP 1TX
64 Bytes EP 1RX
Auto address generators
Data @ 32 bit
15Mhz
SIE Control Regs
EP0RX_BC
RAMRD _A/B
EP0TX_BC
RAMW R _A/B
CLOCKOUT
24 MHz
512 Bytes EP 2 TX/RX Buffer A
1.25KB
SRAM
12K Byte
Scratchpad
SRAM
Clocked by Phase 0, 2 Clock
Clocked by Phase 3 Clock
512 Bytes EP 2 TX/RX Buffer B
Mem ory
Cards
Scratchpad
SRAM (768 Byte)
ECC
SD
Controller
SD/MMC
Flash Media
Controllers
(FMC)
MS/HS MS/MS PRO
SM/SSFDC
CF
Control/
Status
CRC
MEM /IO Bus
29pins
DATA
DATA
DATA
DATA
CRC
EP1TX_BC
EP1RX_BC
Flash M edia DM A Unit
64K ROM
PW R _FET0
PW R _FET1
PW R_FET2
SM /xD_PW R
MS _PW R
SD /MMC _PW R
M E M / IO B u s 2 9 P i n s
M EM/IO Bus 29 pins
Address
Address
Address
Address
Address
Address
32 bit 15MHz Data Buss
M EM/IO Bus 29 Pins
Control/
Status
Control/
Status
Control/
Status
MS
Controller
SM
Controller
CF
Controller
Control/
Status



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