Definition: Read Verify


A data accuracy check performed by having the disk read data to the controller, which in turn checks for errors but does not pass the data on to the system.




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Data Recovery Fact

Programmed I/O

In a disk drive with an AT interface, data transfers between the drive and host using programmed I/O (PIO). The host uses PIO to write to the Command Block Registers (CBRs) when transmitting control information, such as the location of a read command.

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