4.SUPPORTED IDE COMMANDS

The IDE 4000 supports the commands listed in Table 11.

Table 11: IDE Commands

Command Name

Command Code

CHECK POWER MODE

98h E5h

EXECUTE DEVICE DIAGNOSTIC

90h

FORMAT TRACK

50h

IDENTIFY DEVICE

Ech

IDLE

97h E3h

IDLE IMMEDIATE

95h E1h

INITIALIZE DEVICE PARAMETERS

91h

READ BUFFER

E4h

READ DMA (with retry)

C8h

READ DMA (without retry)

C9h

READ MULTIPLE

C4h

READ SECTOR(S) (with retry)

20h

READ SECTOR(S) (without retry)

21h

READ LONG

22h 23h

READ VERIFY SECTOR(S) (with retry)

40h

READ VERIFY SECTOR(S) (without retry)

41h

RECALIBRATE

10h

SEEK

70h

SET FEATURES

Efh

SET MULTIPLE MODE

C6h

SLEEP

99h E6h

STANDBY

96h E2h

STANDBY IMMEDIATE

94h E0h

WRITE BUFFER

E8h

WRITE DMA (with retry)

CAh

WRITE DMA (without retry)

CBh

WRITE MULTIPLE

C5h

WRITE SECTOR(S) (with retry)

30h

WRITE SECTOR(S) (without retry)

31h

WRITE LONG

32h 33h

15

Product Specification and User Manual IDE 4000 Flash Disk

34-PS-0304-00 Rev. 2.1

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M-Systems Flash Disk Pioneers Flash Disk, IDE 4000 user manual Supported IDE Commands, Command Name Command Code

Flash Disk, IDE 4000 specifications

M-Systems Flash Disk Pioneers IDE 4000 marked a substantial leap in the field of data storage technology during its introduction. This innovative device combined high-performance capabilities with the timely necessity for portable data solutions, particularly in an era when hard disk drives had limitations in terms of speed, durability, and size.

At the core of the M-Systems Flash Disk Pioneers IDE 4000 is its use of NAND flash memory technology. This allowed for no-moving-parts storage, which improved durability in mobile and portable applications. Unlike traditional hard drives susceptible to mechanical wear and tear, the flash disk is more robust, making it ideal for applications requiring reliability. The NAND flash architecture also contributes to lower power consumption, offering energy-efficient operations that prolong battery life in portable devices.

The IDE 4000 was designed with interface compatibility in mind. It utilized the Integrated Drive Electronics (IDE) standard, enabling seamless integration with existing systems, whether they were desktop computers or embedded systems. This interoperability made the device an appealing choice for a wide range of applications, from consumer electronics to industrial systems.

In terms of data access speed, the M-Systems Flash Disk Pioneers IDE 4000 offered improved read and write speeds compared to traditional hard drives, significantly optimizing system performance. The quick response time was particularly beneficial for tasks requiring rapid data retrieval, such as in multimedia applications and real-time data processing environments.

Another notable feature of the IDE 4000 was its scalability. Available in varying capacities, it enabled users to select a model that suited their specific storage needs. The flexibility in capacity allowed for diverse applications spanning from simple data storage to complex applications requiring substantial amounts of data handling.

Robust data integrity mechanisms were also included in the design, ensuring that users’ data remained safe and protected from corruption. This included features like error correction codes (ECC), which enhanced reliability by detecting and correcting errors in real time.

In conclusion, the M-Systems Flash Disk Pioneers IDE 4000 played an instrumental role in the evolution of data storage solutions. Its innovative use of NAND flash technology, compatibility with IDE standards, improved speed, scalability, and advanced data protection mechanisms set it apart as a pioneering force in the transition towards solid-state storage solutions, paving the way for future advancements in the sector.