USB2005 SMSC Corporation, USB2005 Datasheet - Page 9
USB2005
Manufacturer Part Number
USB2005
Description
USB 2.0 ATA/ATAPI Controller
Manufacturer
SMSC Corporation
Datasheet
1.USB2005.pdf
(21 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
USB2005-MV-01
Manufacturer:
Microchip Technology
Quantity:
10 000
Chapter 4 Block Diagram
External PHY
OPTIONAL
Auto address generators
( Serial Interface Engine )
( Transciever )
RAMWR_A/B
USB2.0 PHY
RAMRD_A/B
EP0TX_BC
EP0RX_BC
EP1TX_BC
EP1RX_BC
SIE
Clocked byPhase 0 Clock
Address
Address
Address
Address
CLOCKOUT
32 bit 15MHz Data Buss
Configuration and Control
SIE Control Regs
Clock Generation
12 MHz
Osc
Address
Figure 4.1 USB2005 Block Diagram
Latch phase 0
32 Bit
512 Bytes EP2 TX/RX Buffer B
512 Bytes EP2 TX/RX Buffer A
Interrupt Controller
64 Bytes EP1RX
64 Bytes EP1TX
64 Bytes EP0RX
64 Bytes EP0TX
Latch phase 1
CPU CORE
FAST 8051
60MHz
Latch phase 2
Clocked byPhase 1 Clock
Data @ 32 bit
15MHz
1.25KB
SRAM
Future phase 3
Serial 2 wire ( Data/Strobe)
Program/Scratchpad
768 Byte
SRAM
GPIO
Debug
Interface
ATA-66
MEM/IO Bus
29pins
Clocked byPhase 2 Clock
48KB ROM
7 pins
2 pins
ATA/ATAPI
Drive
Program Memory/ IO
ROMEN
Bus