| Caution |
The uPD720130 is a phase-out product, so new orders are not currently being received.
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IDE Bridge
Contents
FAQ-ID = USBIDE- nnnn
USBIDE
-0001
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IDE bridge in general
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| Q1 |
What is an IDE bridge?
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| A1 |
An IDE bridge is a device that enables the connection of an HDD or DVD drive with the IDE interface and a PC provided with an USB host controller with an USB cable so that they can communicate.
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| Q2 |
Is there a driver that supports USB 2.0 IDE bridges?
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| A2 |
NEC Electronics' USB 2.0 IDE bridge complies with the USB Mass Storage Class Bulk Only Transport specification.
Drivers of this specification are supported as standard from Windows 2000 and from MAC OS 9. To use them with high-speed specifications, an EHCI driver is additionally required.
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(2005/08)
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USBIDE
-0002
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uPD720130, 720133: Basic specifications
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| Q1 |
What are the features of the uPD720130, 720133?
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| A1 |
The uPD720130, 720133 incorporate USB 2.0 compliant USB PHY, USB SIE blocks, an endpoint controller for compliance with the USB Bulk-Only Transport specifications, 16-bit CISC processor, and ATA/ATAPI-6 compliant IDE controller to realize a bridge function for connection to USB 2.0 and ATA/ATAPI devices.
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(2005/08)
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USBIDE
-0003
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uPD720130, 720133: Bus-powered
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| Q1 |
Is it possible to design the uPD720130, 720133 for bus-powered devices?
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| A1 |
Yes, this is possible if the current supplied to the IDE device is small.
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(2005/08)
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USBIDE
-0004
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uPD720130, 720133: External device
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| Q1 |
Is serial ROM required?
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| A1 |
Yes, because customer-specific information such as vendor ID, product ID, and serial string must be set in the serial ROM.
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(2005/08)
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