“Clicks of Death" - what is it?
This is such a situation when the drive has lost its ability to read the servo track for proper head positioning. At the same time, the drive does not “see”…

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Z-tracks
In devices with a moving coil there are no pre-fixed positions. Instead, they use a special guidance system (positioning), which accurately brings the heads to the desired track. The system…

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The Taming of the Shrew CIH
More recently, on April 26, we witnessed the massive destruction of computers (the destruction of CMOS content) and the destruction of information on hard drives. The blow to the pocket…

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materials

Excellent coprocessor (FPU)

This time it turned out with a floating point. In time, apparently, they lured the team of Dirk Meyer, one of the creators of Alpha 21264. Now the floating point computation unit contains three separate blocks: addition (FADD), multiplication (FMUL) and storage (FSTORE) (see Fig. 1).

The addition and multiplication blocks are fully pipelined. The FPU architecture is such that it can take every clock input: one addition instruction and one multiplication instruction. Continue reading

How is the Y2K controller
Despite the fact that such controllers are now produced by many companies, this type of equipment does not shine with a variety of technical solutions. Pay attention to the appearance…

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How to recover information
Since when a file is deleted, it is not physically destroyed from the disk, it can be restored. As well as recovering all files in the case of, for example,…

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Golden Disks and IDE
The problem of recording "golden" discs has already been covered on our website (as well as in the journal CHIP, No. 8, 1999). However, the problems continue. Only, if earlier…

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IDE Interface Features
The main requirement of the recording device to the interface is the ability to continuously transmit data to it during the recording process. Requirements for the speed of receipt of…

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