DMA Timing, Multi-word DMA Data Transfer

AT INTERFACE DESCRIPTION

DMA Timing

TIMING PARAMETERS

MODE 0

MODE 1

MODE 2

Cycle Time (min)

480 ns

150 ns

120 ns

DMACK to DMARQ delay

DIOR-/DIOW- (min)

215 ns

80 ns

70 ns

DIOR- data access (min)

150 ns

60 ns

DIOR- data hold (min)

5 ns

DIOR-/DIOW- data setup (min)

100 ns

30 ns

20 ns

DIOW- data hold (min)

20 ns

15 ns

10 ns

DMACK to DIOR-/DIOW- setup (min)

DIOR-/DIOW- to DMACK hold (min)

20 ns

5 ns

tKr

DIOR- negated pulse width (min)

50 ns

25 ns

tKw

DIOW- negated pulse width (min)

215 ns

50 ns

25 ns

tLr

DIOR- to DMARQ delay (max)

120 ns

40 ns

35 ns

tLw

DIOW- to DMARQ delay (max)

40 ns

35 ns

DMACK- to tristate (max)

20 ns

25 ns

Figure 5 - 3

Multi-word DMA Data Transfer

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Maxtor 86480D6, 88400D8, 84320D4, 83240D3, 82160D2 specifications DMA Timing, Multi-word DMA Data Transfer

82160D2, 84320D4, 2160, 83240D3, 86480D6 specifications

Maxtor, known for its innovative storage solutions, produced several pivotal hard drive models during the late 1990s and early 2000s, namely the Maxtor 88400D8, 86480D6, 83240D3, 2160, and 84320D4. Each of these drives showcased unique features and technologies that catered to various computing needs.

The Maxtor 88400D8 stood out with its impressive storage capacity of 8.4 GB, which was considerable at the time. It employed the IDE interface, ensuring broad compatibility with most personal computers. The drive utilized a 5400 RPM spindle speed, optimizing data transfer rates for everyday applications. With a 2 MB cache, it facilitated smoother data retrieval, making it a reliable choice for both home and office use. This model exemplified Maxtor's commitment to enhancing user experience through advanced technologies.

Another noteworthy model, the Maxtor 86480D6, offered an 8.6 GB storage capacity, predicated on similar design principles as the 88400D8. It also featured a 5400 RPM spindle speed and an IDE interface. Its greater data density further improved performance, reducing the time required for searching and accessing large volumes of information. The 86480D6 was particularly favored by users with intensive storage needs, such as graphic designers and multimedia creators.

The Maxtor 83240D3, with a storage capacity of 3.2 GB, catered to users seeking a balance between performance and size. This drive also operated at 5400 RPM and featured an IDE interface. Its compact size made it an attractive option for entry-level systems and budget-conscious consumers who needed dependable storage without excessive capacity.

The Maxtor 2160 and 84320D4 models further diversified the line with distinct features suitable for different user segments. The 2160 offered 2.1 GB of storage, appealing particularly to users of basic office applications. In contrast, the 84320D4 provided 4.3 GB of space, marking a mid-range option for users requiring additional capacity without leapfrogging into high-end solutions.

All these Maxtor models incorporated technologies enhancing reliability and performance, such as Advanced Format technology, which optimized data organization, ensuring efficient use of storage space. These drives also showcased an emphasis on low power consumption, which aligned with growing concerns over energy efficiency in computing.

In summary, the Maxtor 88400D8, 86480D6, 83240D3, 2160, and 84320D4 were crucial entries in the hard drive market, bringing forth features that addressed the diverse needs of users, from casual consumers to professionals demanding superior performance. Their legacy continues to influence hard drive design and performance standards in contemporary storage solutions.

Contents

DiamondMax REV EC no Section Description Date U T I O N Before You Begin Contents AT Interface Description Product SpecificationsHandling and Installation Host Software Interface Glossary Interface CommandsService and Support Figures Abbreviations IntroductionMaxtor Corporation Manual Organization Numbering Signal ConventionsConventions Key Words Product Description DiamondMax 2160 Key Features Functional / Interface Product Features Software ECC Correction On-the-Fly Hardware Error Correction Code ECCLogical Block Addressing Defect Management Zone DMZ Automatic Write Reallocation AWR Read-Ahead ModeCache Management Buffer Segmentation Major HDA Components Dual Drive Support Subsystem ConfigurationJumper Location/Configuration Cylinder Limitation Models and Capacities Product SpecificationsDrive Configuration Performance Specifications Parameter Standard Metric Physical DimensionsOutline and Mounting Dimensions Environmental Limits Power Requirements AveragePower Mode Definitions EPA Energy Star Compliance Shock and Vibration Reliability Specifications Standard Test Methods Safety Regulatory Compliance Important Notice Handling and InstallationHard Drive Handling Precautions Pre-formatted Drive Multi-pack Shipping Container Unpacking and Inspection Repacking Physical InstallationRecommended Mounting Configuration Master Device Slave Device Drive Jumper SettingsInstalling 5.25-inch Mounting Brackets Mounting Drive in System Mounting Drive in 3.5-inch Bay Inch InstallationMounting Drive in 5.25-inch Bay IDE Interface and Power Cabling Detail Attaching IDE Interface and Power Cables System Mother board Cabling Attaching System CablesSystem Interface Card Cabling Set the Bios Cmos parameters as follows System SetupSetting the Bios Cmos Model CYL SPT System Hangs During Boot System/Drive Information Hard Drive Preparation Pin Description Summary Interface ConnectorData Connector AT Interface Description Pin Description Table PIN Name Signal Name Signal Description PIO Data Transfer To/From Device PIO Timing Multi-word DMA Data Transfer DMA Timing Initiating an Ultra DMA Data In Burst Ultra DMA Timing Sustained Ultra DMA Data In Burst Host Pausing an Ultra DMA Data In Burst Host Terminating an Ultra DMA Data In Burst Device Terminating an Ultra DMA Data In Burst Sustained Ultra DMA Data Out Burst Initiating an Ultra DMA Data Out Burst Host Terminating an Ultra DMA Data Out Burst Device Pausing an Ultra DMA Data Out Burst Device Terminating an Ultra DMA Data Out Burst Task File Registers Error RegisterFeatures Register Host Software Interface Device/Head Register Sector Count RegisterSector Number Register Cylinder Number Registers Command Register SDH Command Name Command Code Parameters UsedTimer Value TIME-OUT Period Summary Digital Input Register Control Diagnostic RegistersAlternate Status Register Device Control Register Interrupt Handling Reset and Interrupt HandlingReset Handling Set Feature Commands Interface Commands Read Verify Sectors Read CommandsRead Sectors Read Multiple Read DMA Write Verify Sectors Write CommandsSet Multiple Mode Write Sectors Write DMA Write Multiple Value Description Set Feature CommandsSet Features Mode Power Mode Commands Timer Value TIME-OUT Period Identify Drive Initialization CommandsWord Content Description Word Content Description = Write Cache enabled Initialize Drive Parameters Format Track Seek, Format and Diagnostic CommandsExecute Drive Diagnostic Error Code Description Execute S.M.A.R.T A.R.T. Command Set Support Service and SupportService Policy No Quibble Service Internet MaxFax ServiceBulletin Board Service Customer Service

Maxtor 86480D6, 88400D8, 84320D4, 83240D3, 82160D2 DMA Timing, Multi-word DMA Data Transfer

Models: 82160D2 84320D4 2160 83240D3 86480D6 88400D8

DMA Timing

TIMING PARAMETERS

Multi-word DMA Data Transfer

82160D2, 84320D4, 2160, 83240D3, 86480D6 specifications