Part Number
|
UPD720012 |
Manufacturer
|
NEC |
Description
|
HUB CONTROLLER |
Published
|
Apr 16, 2005 |
Detailed Description
|
DATA SHEET
MOS INTEGRATED CIRCUIT
µPD72012
HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
The µPD72012 is a dedicated LSI for ...
|
Datasheet
|
UPD720012
|
Overview
DATA SHEET
MOS INTEGRATED CIRCUIT
µPD72012
HUB CONTROLLER FOR UNIVERSAL SERIAL BUS
The µPD72012 is a dedicated LSI for a HUB connected to a universal serial bus (USB) system.
It is an upgrade of NEC’s µPD72011.
It complies with USB specification revision 1.
1.
By putting descriptors into ROM, information such as a user’s vendor ID can be implemented in the chip.
FEATURES
{ Compliant with Chapter 11 (HUB Specifications) of USB Specification 1.
1.
{ Descriptors into ROM • The user can customize the vendor ID and product ID by using Mask ROM option.
{ Supports 5 kinds of string descriptors (for Mask ROM code product only) { On-chip sequencer • There is an on-chip descriptor and request response...
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