ATA compatible adapter having a shadow register configured to intercept device select information and an automatic interrupt polling for overlapped ATA commands

Year	Description
1998	Invention patented by Tony Goodfellow on April 29th, 1998. Abstract: A method without the Host systems intervention to automatically select Devices on an ATA Cable and determine if they require to be serviced. Upon detection to the indicate to the Host that service is required. This method greatly reduces the Host system's processor overhead associated with Polling the Devices for status.
Source: selected by the editor from original sources.

Invention: ATA compatible adapter having a shadow register configured to intercept device select information and an automatic interrupt polling for overlapped ATA commands