ISD-200 ETC2 [List of Unclassifed Manufacturers], ISD-200 Datasheet - Page 3

• Manufacturer Part Number: ISD-200
• Description: USB Mass Storage Class Bulk-Only Specification Compliant
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

ISD-200 ASIC Datasheet
TABLE OF CONTENTS .............................................................................................................................. I
TABLE OF TABLES ................................................................................................................................. IV
TABLE OF FIGURES .................................................................................................................................V
DOCUMENT REVISION HISTORY ........................................................................................................ 6
PIN INFORMATION .................................................................................................................................. 7
OVERVIEW ............................................................................................................................................... 10
INTRODUCTION ...................................................................................................................................... 11
ISD-200 CONFIGURATION .................................................................................................................... 11
USB INTERFACE...................................................................................................................................... 16
ATA/ATAPI INTERFACE........................................................................................................................ 26
ISD-200 C
ISD-200 C
D
P
R
D
P
R
D
ATA I
D
IPES
ROTOCOL
EQUESTS
ESET
ESCRIPTOR
ESCRIPTORS
EVICE
EVICE
Internal ROM Contents ........................................................................................................................ 12
Serial ROM Interface ........................................................................................................................... 12
Vendor-Specific Identify (FBh) Data ................................................................................................... 12
ISD-200 Configuration Data ................................................................................................................ 13
Valid Configuration Byte Settings........................................................................................................ 15
Configuration Descriptors .................................................................................................................... 16
String Descriptor Indexes ..................................................................................................................... 16
Descriptor Override .............................................................................................................................. 17
Default Control Pipe............................................................................................................................. 17
Bulk Out Pipe ....................................................................................................................................... 17
Bulk In Pipe.......................................................................................................................................... 17
Interrupt Pipe........................................................................................................................................ 17
Standard Requests ................................................................................................................................ 17
Mass Storage Class Bulk-Only Requests.............................................................................................. 17
Vendor-Specific Requests .................................................................................................................... 18
Supported Descriptors .......................................................................................................................... 19
Descriptor Data Format ........................................................................................................................ 20
ATA Power Supplied from the USB Bus ............................................................................................. 27
ATA Reset, A1h, FBh .......................................................................................................................... 27
ATA Polling Device ............................................................................................................................. 27
ISD-200 ATA Bus State During Idle.................................................................................................... 27
ATA PIO Support................................................................................................................................. 27
......................................................................................................................................................... 17
NITIALIZATION
M
R
I
NITIALIZATION
APPING
EQUIREMENTS
ONFIGURATION
ONFIGURATION
................................................................................................................................................. 17
................................................................................................................................................. 26
R
............................................................................................................................................ 19
EQUIREMENTS
........................................................................................................................................ 26
T
IMEOUT
............................................................................................................................ 27
S
EQUENCE
/USB D
D
ATA AND
.................................................................................................................... 16
................................................................................................................ 27
ESCRIPTOR
.......................................................................................................... 28
In-System Design Confidential
USB D
Table of Contents
ESCRIPTOR
D
ATA
F
ORMATTING
S
OURCES
........................................................... 13
.......................................................... 11
i