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FlashDrive Product Manual

FlashDrive Product Manual © 1999 SANDISK CORPORATION

60

6.2

Error Posting

The following table summarizes the valid status and error value for all the ATA Command set.

Table 6-7  Error and Status Register

Error Register

Status Register

Command

BBK

UNC

IDNF

ABRT

AMNF DRDY

DWF

DSC

CORR

ERR

Check Power Mode

V

V

V

V

V

Execute Drive Diagnostic*

V

V

V

Erase Sector(s)

V

V

V

V

V

V

V

V

Format Track

V

V

V

V

V

V

V

Identify Drive

V

V

V

V

V

Idle

V

V

V

V

V

Idle Immediate

V

V

V

V

V

Initialize Drive Parameters

V

V

V

Read Buffer

V

V

V

V

V

Read Multiple

V

V

V

V

V

V

V

V

V

V

Read Long Sector

V

V

V

V

V

V

V

V

Read Sector(s)

V

V

V

V

V

V

V

V

V

V

Read Verify Sectors

V

V

V

V

V

V

V

V

V

V

Recalibrate

V

V

V

V

V

Request Sense

V

V

V

V

Seek

V

V

V

V

V

V

Set Features

V

V

V

V

V

Set Multiple Mode

V

V

V

V

V

Set Sleep Mode

V

V

V

V

V

Stand By

V

V

V

V

V

Stand By Immediate

V

V

V

V

V

Translate Sector

V

V

V

V

V

V

V

V

Wear Level

V

V

V

V

V

V

V

V

V

Write Buffer

V

V

V

V

V

Write Long Sector

V

V

V

V

V

V

V

V

Write Multiple

V

V

V

V

V

V

V

V

Write Multiple w/o Erase

V

V

V

V

V

V

V

V

Write Sector(s)

V

V

V

V

V

V

V

V

Write Sector(s) w/o Erase

V

V

V

V

V

V

V

V

Write Verify Sector(s)

V

V

V

V

V

V

V

V

Invalid Command Code

V

V

V

V

V

V = valid on this command

* See Table 6-2.

Содержание SD25B-100

Страница 1: ...FlashDrive Product Manual 1 8 2 5 and 3 5 Form Factors SanDisk Corporation 140 Caspian Court Sunnyvale CA 94089 TEL 408 542 0500 FAX 408 542 0503 URL http www sandisk com ...

Страница 2: ...shing performance or use of this material All parts of the SanDisk product documentation are protected by copyright law and all rights are reserved This documentation may not in whole or in part be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form without prior consent in writing from SanDisk Corporation SanDisk and the SanDisk logo are registere...

Страница 3: ... and Mounting 20 3 1 Preparing to Install the FlashDrive 20 3 2 Installing the FlashDrive in a Two Drive Configuration 20 3 2 1 Jumper Settings for 1 8 and 2 5 inch FlashDrives 20 3 2 2 Jumper Settings for 3 5 inch FlashDrives 21 3 3 Mounting the FlashDrive 21 4 0 FlashDrive AT Interface Description 23 4 1 Physical Description 23 4 1 1 Pin Assignments and Pin Type 24 4 2 Electrical Description 25 ...

Страница 4: ...6 1 5 5 Number of Unformatted Bytes per Sector 42 6 1 5 6 Default Number of Sectors per Track 42 6 1 5 7 Number of Sectors per Drive 42 6 1 5 8 FlashDrive Serial Number 42 6 1 5 9 Buffer Type 42 6 1 5 10 Buffer Size 42 6 1 5 11 ECC Count 42 6 1 5 12 Firmware Revision 42 6 1 5 13 Model Number 42 6 1 5 14 Read Write Multiple Sector Count 42 6 1 5 15 Double Word Support 43 6 1 5 16 Capabilities 43 6 ...

Страница 5: ...5 6 1 24 Write Buffer E8H 55 6 1 25 Write Long Sector 32H or 33H 56 6 1 26 Write Multiple Command C5H 56 6 1 27 Write Multiple without Erase CDH 57 6 1 28 Write Sector s 30H or 31H 58 6 1 29 Write Sector s without Erase 38H 58 6 1 30 Write Verify Sector s 3CH 59 6 2 Error Posting 60 Ordering Information and Technical Support 61 Ordering Information 63 SanDisk FlashDrive 63 Mounting Hardware 63 Tec...

Страница 6: ...FlashDrive Product Manual FlashDrive Product Manual 1999 SANDISK CORPORATION 6 ...

Страница 7: ...ble with 2 5 and 3 5 inch form factor disk drives These FlashDrives and all SanDisk FlashDrives feature an extremely light weight low profile form factor with 4 to 440 megabytes MB of storage capacity SanDisk FlashDrives fit into standard disk drive bays use the industry standard IDE interface and connect to the host system via the same ribbon cable used to connect standard disk drives No addition...

Страница 8: ...10 SDIBI 10 1 8 inch 10 48 MB SDIB 20 SDIBI 20 1 8 inch 20 97 MB SDIB 40 SDIBI 40 1 8 inch 41 94 MB SDIB 80 SDIBI 80 1 8 inch 83 88 MB SDIB 140 SDIBI 140 1 8 inch 140 77 MB SDIB 220 SDIBI 220 1 8 inch 220 2 MB SD25B 20 SD25BI 20 2 5 inch 20 0 MB SD25B 40 SD25BI 40 2 5 inch 40 1 MB SD25B 60 SD25BI 60 2 5 inch 60 1 MB SD25B 80 SD25BI 80 2 5 inch 80 2 MB SD25B 100 SD25BI 100 2 5 inch 100 0 MB SD25B 2...

Страница 9: ...r the command to complete The host software does not get involved in the details of how the flash memory is erased programmed or read This is extremely important as flash devices are expected to get more and more complex in the future The intelligent IDE compatible interface used by the FlashDrives will not need to change to support new flash devices in the future and therefore the host software w...

Страница 10: ... to maintain backward compatibility with existing software utilities 1 5 5 Automatic Sleep Mode A unique feature of the SanDisk FlashDrives is automatic entrance and exit from sleep mode Upon completion of a command the FlashDrives will enter the sleep mode to conserve power if no further commands are received within 5 msec The host does not have to take any action for this to occur In most system...

Страница 11: ...ture Operating Non Operating 0 C to 60 C 25 C to 85 C 40 C to 85 C 50 C to 100 C Humidity Operating Non Operating 8 to 95 non condensing 8 to 95 non condensing 8 to 95 non condensing 8 to 95 non condensing Acoustic Noise 0 dB 0 dB Vibration Operating Non Operating 15 G peak to peak max 15 G peak to peak max 15 G peak to peak max 15 G peak to peak max Shock Operating Non Operating 1 000 G max 1 000...

Страница 12: ...ted are typical at ambient temperature and nominal supply voltage unless otherwise stated Note 2 Sleep mode current is specified under the condition that all drive inputs are at static CMOS levels and in a Not Busy operating state Note 3 The currents specified show the complete range of programmability in the FlashDrive memory drive A tradeoff between performance and maximum current used can be do...

Страница 13: ...ram cycles per logical sector Endurance Industrial FlashDrives 100 000 erase program cycles per logical sector 2 5 Physical Specifications See Figures 2 1 through 2 5 for additional information 1 8 FlashDrive 2 5 FlashDrive 3 5 FlashDrive Length 76 2 mm 0 20 mm 3 008 in 100 2 mm 0 51 mm 150 mm maximum Width 50 8 mm 0 20 mm 2 008 in 69 85 mm 0 51 mm 101 6 mm 0 2 mm Thickness 9 6 mm maximum 378 in 6...

Страница 14: ...B SD25BI 20 2 5 inch 20 054 016 bytes 39 168 2 32 612 SD25B SD25BI 40 2 5 inch 40 108 032 bytes 78 336 4 32 612 SD25B SD25BI 60 2 5 inch 60 162 048 bytes 117 504 6 32 612 SD25B SD25BI 80 2 5 inch 80 216 064 bytes 156 672 8 32 612 SD25B SD25BI 100 2 5 inch 100 007 936 bytes 195 328 8 32 763 SD25B SD25BI 220 2 5 inch 220 200 960 bytes 430 080 16 32 840 SD25B SD25BI 350 2 5 inch 350 687 232 bytes 684...

Страница 15: ...FlashDrive Product Manual FlashDrive Product Manual 1999 SANDISK CORPORATION 15 Figure 2 1 1 8 Inch FlashDrive System Dimensions ...

Страница 16: ...FlashDrive Product Manual FlashDrive Product Manual 1999 SANDISK CORPORATION 16 Figure 2 2 2 5 inch FlashDrive ...

Страница 17: ...FlashDrive Product Manual FlashDrive Product Manual 1999 SANDISK CORPORATION 17 Figure 2 3 2 5 inch FlashDrive Dimensions ...

Страница 18: ...FlashDrive Product Manual FlashDrive Product Manual 1999 SANDISK CORPORATION 18 Figure 2 4 3 5 inch FlashDrive ...

Страница 19: ...Manual 1999 SANDISK CORPORATION 19 3 63 in 92 2mm 4 0 in 0078 101 6mm 0 2 5 9 in max 150mm max 59 in max 15mm max 1 75 in 44 45mm 2 375 in 60 3mm 1 75 in 44 45mm 2 43 in 61 72mm 630 in 16 0mm 250 in 6 35mm Figure 2 5 3 5 inch FlashDrive Dimensions ...

Страница 20: ...installation process If the FlashDrive is being installed in a two drive configuration follow the steps in section 3 2 below to set the jumpers and then go to section 3 3 to finish the installation 3 2 Installing the FlashDrive in a Two Drive Configuration If the FlashDrive is being installed in a system that has either a hard disk or another FlashDrive already installed a jumper may need to be in...

Страница 21: ...ive into the host system The FlashDrive can be mounted in any orientation from the top bottom or side The 1 8 inch FlashDrives use four M1 6 screws in the corner mounting holes in the PC board The 2 5 inch FlashDrive uses four M3 screws and the 3 5 inch FlashDrive uses four 6 32 screws See Figures 2 1 through 2 5 and see the Ordering Information section at the end of this manual Ensure that the ca...

Страница 22: ... 328 8 32 763 SD25B SD25BI 220 2 5 inch 220 200 960 bytes 430 080 16 32 840 SD25B SD25BI 350 2 5 inch 350 687 232 bytes 684 936 12 63 906 SD25B SD25BI 440 2 5 inch 440 229 888 bytes 859 824 16 63 853 SD35B SD35BI 20 3 5 inch 20 054 016 bytes 39 168 2 32 612 SD35B SD35BI 40 3 5 inch 40 108 032 bytes 78 336 4 32 612 SD35B SD35BI 60 3 5 inch 60 162 048 bytes 117 504 6 32 612 SD35B SD35BI 80 3 5 inch ...

Страница 23: ...44 pin connector consisting of two rows of 22 male pins on 2 mm 78 7 mils centers The header is a DuPont Minitek II part number 86455 144 or equivalent The maximum length cable is 18 inches 45 7 cm The host is connected to the 3 5 inch FlashDrive using a standard 40 pin ATA disk drive interface connector and standard four pin power connector Pin 1 Key Figure 4 1 1 8 and 2 5 inch Connector Figure 4...

Страница 24: ...3 5 Data 6 I O I1Z OZ3 6 Data 9 I O I1Z OZ3 7 Data 5 I O I1Z OZ3 8 Data 10 I O I1Z OZ3 9 Data 4 I O I1Z OZ3 10 Data 11 I O I1Z OZ3 11 Data 3 I O I1Z OZ3 12 Data 12 I O I1Z OZ3 13 Data 2 I O I1Z OZ3 14 Data 13 I O I1Z OZ3 15 Data 1 I O I1Z OZ3 16 Data 14 I O I1Z OZ3 17 Data 0 I O I1Z OZ3 18 Data 15 I O I1Z OZ3 19 GND Ground 20 Key 21 Reserved 22 GND Ground 23 IOW I I3Z 24 GND Ground 25 IOR I I3Z 26...

Страница 25: ...I 1 HOST RESET Reset signal from the host that is active on power up and inactive thereafter Data 15 0 I O 18 16 14 12 10 8 6 4 3 5 7 9 11 13 15 17 HOST DATA 15 0 These 16 lines carry the Data between the controller and the host The low 8 lines transfer commands status and ECC information between the host and the controller IOW I 23 I O WRITE This strobe pulse is used to clock data or commands on ...

Страница 26: ...IP SELECT 1 This is a chip select signal that is used to select the control and diagnostic register DASP I O 39 DISK ACTIVE SLAVE PRESENT This open drain output signal is asserted low any time the drive is active In a master slave configuration this signal is used by the slave to inform the master a slave is present KEY 20 E F These pins are reserved for the connector keys GND 2 19 22 24 26 30 40 ...

Страница 27: ...5V min to Vcc 0 5V max 4 3 2 Input Leakage Current Note In the table below x refers to the characteristics described in section 4 3 3 For example I1U indicates a pull up resistor with a type 1 input characteristic Type Parameter Symbol Conditions MIN TYP MAX Units IxZ Input Leakage Current IL Vih Vcc Vil Gnd 1 1 µA IxU Pull Up Resistor RPU1 Vcc 5 0V 50k 500k Ohm IxD Pull Down Resistor RPD1 Vcc 5 0...

Страница 28: ...put Type Valid Conditions OTx Totempole Ioh Iol OZx Tri State N P Channel Ioh Iol OPx P Channel Only Ioh Only ONx N Channel Only Iol Only 4 3 5 Output Drive Characteristics Type Parameter Symbol Conditions MIN TYP MAX Units 1 Output Voltage Voh Vol Ioh 4 mA Iol 4 mA Vcc 0 8V Gnd 0 4V Volts 2 Output Voltage Voh Vol Ioh 8 mA Iol 8 mA Vcc 0 8V Gnd 0 4V Volts 3 Output Voltage Voh Vol Ioh 8 mA Iol 8 mA...

Страница 29: ...a Hold following IORD th IORD tlGHQX 0 IORD Width Time tw IORD tlGLIGH 120 Address Setup before IORD tsuA IORD tAVIGL 50 Address Hold following IORD thA IORD tlGHAX 15 CS Setup before IORD tsuCS IORD tELIGL 5 CS Hold following IORD thCS IORD tlGHEH 20 IOIS16 Delay Falling from Address tdfIOIS16 ADR tAVISL 35 IOIS16 Delay Rising from Address tdrIOIS16 ADR tAVISH 35 Figure 4 1 I O Read Timing Diagra...

Страница 30: ...WR tlWLIWH 120 Address Setup before IOWR tsuA IOWR tAVIWL 50 Address Hold following IOWR thA IOWR tlWHAX 15 CS Setup before IOWR tsuCS IOWR tELIWL 5 CS Hold following IOWR thCS IOWR tlWHEH 20 IOIS16 Delay Falling from Address tdfIOIS16 ADR tAVISL 35 IOIS16 Delay Rising from Address tdrIOIS16 ADR tAVISH 35 Figure 4 2 I O Write Timing Diagram Notes The maximum load on IOIS16 is 1 LSTTL with 50pF tot...

Страница 31: ...Configurations Table 5 1 Primary and Secondary I O Decoding CS1 CS0 A2 A1 A0 IORD 0 IOWR 0 1 0 0 0 0 RD Data WR Data 1 0 0 0 1 Error Register Features 1 0 0 1 0 Sector Count Sector Count 1 0 0 1 1 Sector Number Sector Number 1 0 1 0 0 Cylinder Low Cylinder Low 1 0 1 0 1 Cylinder High Cylinder High 1 0 1 1 0 Select Card Head Select Card Head 1 0 1 1 1 Status Command 0 1 1 1 0 Alt Status Device Cont...

Страница 32: ...es information regarding features of the FlashDrive that the host can utilize 5 2 4 Sector Count Register This register contains the number of sectors of data requested to be transferred on a read or write operation between the host and the FlashDrive If the value in this register is zero a count of 256 sectors is specified If the command was successful this register is zero at command completion ...

Страница 33: ...egister D7 D0 LBA15 LBA08 Cylinder Low Register D7 D0 LBA23 LBA16 Cylinder High Register D7 D0 LBA27 LBA24 Drive Head Register bits HS3 HS0 Bit 5 This bit is set to 1 Bit 4 DRV This bit will have the following meaning DRV is the drive number When DRV 0 drive card 0 is selected When DRV 1 drive card 1 is selected Bit 3 HS3 When operating in the Cylinder Head Sector mode this is bit 3 of the head nu...

Страница 34: ...host through the Data register Bit 2 CORR This bit is set when a Correctable data error has been encountered and the data has been corrected This condition does not terminate a multi sector read operation Bit 1 IDX This bit is always set to 0 Bit 0 ERR This bit is set when the previous command has ended in some type of error The bits in the Error register contain additional information describing ...

Страница 35: ... bit is not driven Bit 6 WTG This bit is 0 when a write operation is in progress otherwise it is 1 Bit 5 HS3 This bit is the negation of bit 3 in the Drive Head register Bit 4 HS2 This bit is the negation of bit 2 in the Drive Head register Bit 3 HS1 This bit is the negation of bit 1 in the Drive Head register Bit 2 HS0 This bit is the negation of bit 0 in the Drive Head register Bit 1 nDS1 This b...

Страница 36: ...lashDrive is not busy The BUSY bit in the status and alternate status registers is 0 Upon receipt of a Class 1 command the FlashDrive sets the BUSY bit within 400 nsec Upon receipt of a Class 2 command the FlashDrive sets the BUSY bit within 400 nsec sets up the sector buffer for a write operation sets DRQ within 700 µsec and clears the BUSY bit within 400 nsec of setting DRQ Upon receipt of a Cla...

Страница 37: ... 99h D 1 Stand By E2h or 96h D 1 Stand By Immediate E0h or 94h D 1 Translate Sector Note 1 87h Y Y Y Y Y 1 Wear Level Note 1 F5h Y 2 Write Buffer E8h D 2 Write Long Sector 32h or 33h Y Y Y Y 3 Write Multiple C5h Y Y Y Y Y 3 Write Multiple w o Erase 1 CDh Y Y Y Y Y 2 Write Sector s 30h or 31h Y Y Y Y Y 2 Write Sector s w o Erase 1 38h Y Y Y Y Y 2 Write Verify Sector s 3Ch Y Y Y Y Y Note 1 This comm...

Страница 38: ...e sets BSY sets the Sector Count Register to 00h clears BSY and generates an interrupt If the FlashDrive is in Idle mode the FlashDrive sets BSY sets the Sector Count Register to FFh clears BSY and generates an interrupt 6 1 2 Execute Drive Diagnostic 90H Bit 7 6 5 4 3 2 1 0 Command 7 90H C D H 6 X Drive X Cyl High 5 X Cyl Low 4 X Sec Num 3 X Sec Cnt 2 X Feature 1 X This command performs the inter...

Страница 39: ... 27 24 Cyl High 5 Cylinder High LBA 23 16 Cyl Low 4 Cylinder Low LBA 15 8 Sec Num 3 Sector Number LBA 7 0 Sec Cnt 2 Sector Count Feature 1 X This command is used to pre erase and condition data sectors in advance of a Write without Erase or Write Multiple without Erase command There is no data transfer associated with this command but since an implied write ID header operation is performed a Write...

Страница 40: ...with the same protocol as the Write Sector s command although the information in the buffer is not used by the FlashDrive If LBA 1 then the number of sectors to format is taken from the Sec Cnt register 0 256 6 1 5 Identify Drive ECH Bit 7 6 5 4 3 2 1 0 Command 7 ECH C D H 6 X X X Drive X Cyl High 5 X Cyl Low 4 X Sec Num 3 X Sec Cnt 2 X Feature 1 X The Identify Drive command enables the host to re...

Страница 41: ... Read Write Long Commands 23 26 aaaa 8 Firmware revision in ASCII Rev M ms set by code Big Endian Byte Order in Word 27 46 aaaa 40 Model number in ASCII Left Justified Big Endian Byte Order in Word 47 0001H 2 Maximum of 1 sector on Read Write Multiple command 48 0000H 2 Double Word not supported 49 0200H 2 Capabilities DMA NOT Supported bit 8 LBA supported bit 9 50 0000H 2 Reserved 51 0100H 2 PIO ...

Страница 42: ...ctors per track in the default translation mode 6 1 5 7 Number of Sectors per Drive This field contains the number of sectors per FlashDrive This double word value is also the first invalid address in LBA translation mode 6 1 5 8 FlashDrive Serial Number The contents of this field are right justified and padded with spaces 20h 6 1 5 9 Buffer Type This field defines the buffer capability with the 0...

Страница 43: ...ns the current number of user addressable Cylinders Heads and Sectors Track in the current translation mode 6 1 5 21 Current Capacity This field contains the product of the current cylinders times heads times sectors 6 1 5 22 Multiple Sector Setting This field contains a validity flag in the odd byte and the current number of sectors that can be transferred per interrupt for R W Multiple in the ev...

Страница 44: ...pt If the sector count is non zero it is interpreted as a timer count with each count being 5 milliseconds and the automatic power down mode is enabled If the sector count is zero the automatic power down mode is disabled Note that this time base 5 msec is different from the ATA IDE specification 6 1 7 Idle Immediate 95H or E1H Bit 7 6 5 4 3 2 1 0 Command 7 E1H or 95H C D H 6 X Drive X Cyl High 5 ...

Страница 45: ...and Note SanDisk recommends NOT using this command in any system because DOS determines the offset to the Boot Record based on the number of heads and sectors per track If an FlashDrive is formatted with one head and sector per track value the same FlashDrive will not operate correctly with DOS configured with another heads and sectors per track value 6 1 9 Read Buffer E4H Bit 7 6 5 4 3 2 1 0 Comm...

Страница 46: ...uested sectors is not evenly divisible by the block count as many full blocks as possible are transferred followed by a final partial block transfer The partial block transfer is for n sectors where n remainder sector count block count If the Read Multiple command is attempted before the Set Multiple Mode command has been executed or when Read Multiple commands are disabled the Read Multiple opera...

Страница 47: ...Sector s command 6 1 12 Read Sector s 20H or 21H Bit 7 6 5 4 3 2 1 0 Command 7 20H or 21H C D H 6 1 LBA 1 Drive Head LBA 27 24 Cyl High 5 Cylinder High LBA 23 16 Cyl Low 4 Cylinder Low LBA 15 8 Sec Num 3 Sector Number LBA 7 0 Sec Cnt 2 Sector Count Feature 1 X This command reads from 1 to 256 sectors as specified in the Sector Count register A sector count of 0 requests 256 sectors The transfer be...

Страница 48: ...ion the Command Block Registers contain the cylinder head and sector number of the last sector verified If an error occurs the verify terminates at the sector where the error occurs The Command Block Registers contain the cylinder head and sector number of the sector where the error occurred The Sector Count Register contains the number of sectors not yet verified 6 1 14 Recalibrate 1XH Bit 7 6 5 ...

Страница 49: ... must be the next command issued to the FlashDrive following the command which returned an error Table 6 4 Extended Error Codes Extended Error Code Description 00h No Error Detected 01h Self Test OK No Error 09h Miscellaneous Error 20h Invalid Command 21h Invalid Address Requested Head or Sector Invalid 2Fh Address Overflow Address Too Large 35h 36h Supply or generated Voltage Out of Tolerance 11h...

Страница 50: ...d to the FlashDrive although it does perform a range check of cylinder and head or LBA address and returns an error if the address is out of range 6 1 17 Set Features EFH Bit 7 6 5 4 3 2 1 0 Command 7 EFH C D H 6 X Drive X Cyl High 5 X Cyl Low 4 X Sec Num 3 X Sec Cnt 2 Config Feature 1 Feature This command is used by the host to establish or select certain features Table 6 5 defines all features t...

Страница 51: ...Drive draws the host issues the Set Features command with the Feature register set to 9AH and the Sector Count register Config set to a current value which is equal to 4 mA times the value in the Sector Count register When this is done the controller will utilize a look up table to program the controller s frequency microprocessor s speed and flash clocks with an optimum value to provide the highe...

Страница 52: ...ds is enabled If a block count is not supported an Aborted Command error is posted and Read Multiple and Write Multiple commands are disabled If the Sector Count Register contains 0 when the command is issued Read and Write Multiple commands are disabled At power on or after a hardware or unless disabled by a Set Feature command software reset the default mode is Read and Write Multiple disabled 6...

Страница 53: ...and return the interrupt immediately Recovery from sleep mode is accomplished by simply issuing another command a reset is not required 6 1 21 Standby Immediate 94H or E0H Bit 7 6 5 4 3 2 1 0 Command 7 E0H or 94H C D H 6 X Drive X Cyl High 5 X Cyl Low 4 X Sec Num 3 X Sec Cnt 2 X Feature 1 X This command causes the FlashDrive to set BSY enter the Sleep mode which corresponds to the ATA Standby Mode...

Страница 54: ...r has been erased and programmed The controller responds with a 512 byte buffer of information on the desired cylinder head and sector with the actual Logical Address along with the Hot Count for that sector Table 6 6 represents the information in the buffer Please note that this command is unique to the SanDisk FlashDrive Table 6 6 Translate Sector Information Address Information 00h 01h Cylinder...

Страница 55: ...ward compatibility with earlier SanDisk SDP series products The Sector Count Register will always be returned with an 00H indicating Wear Level is not needed 6 1 24 Write Buffer E8H Bit 7 6 5 4 3 2 1 0 Command 7 E8H C D H 6 X Drive X Cyl High 5 X Cyl Low 4 X Sec Num 3 X Sec Cnt 2 X Feature 1 X The Write Buffer command enables the host to overwrite contents of the FlashDrive s sector buffer with an...

Страница 56: ...nd has the same protocol as the Write Sector s command 6 1 26 Write Multiple Command C5H Bit 7 6 5 4 3 2 1 0 Command 7 C5H C D H 6 X LBA X Drive Head Cyl High 5 Cylinder High Cyl Low 4 Cylinder Low Sec Num 3 Sector Number Sec Cnt 2 Sector Count Feature 1 X Note The current revision of the FlashDrive only supports a block count of 1 as indicated in the Identify Drive Command information This comman...

Страница 57: ...le of a block Subsequent blocks are not transferred in the event of an error Interrupts are generated when DRQ is set at the beginning of each block or partial block The Command Block Registers contain the cylinder head and sector number of the sector where the error occurred and the Sector Count Register contains the residual number of sectors that need to be transferred for successful completion...

Страница 58: ...ata is transferred BSY is set and DRQ is cleared It will remain in this state until the command is completed at which time BSY is cleared and an interrupt is generated If an error occurs during a write of more than one sector writing terminates at the sector where the error occurs The Command Block Registers contain the cylinder head and sector number of the sector where the error occurred The hos...

Страница 59: ...ctor specified in the Sector Number Register When this command is accepted the FlashDrive sets BSY then sets DRQ and clears BSY then waits for the host to fill the sector buffer with the data to be written No interrupt is generated to start the first buffer fill operation No data should be transferred by the host until BSY has been cleared by the host For multiple sectors after the first sector of...

Страница 60: ... V V Read Buffer V V V V V Read Multiple V V V V V V V V V V Read Long Sector V V V V V V V V Read Sector s V V V V V V V V V V Read Verify Sectors V V V V V V V V V V Recalibrate V V V V V Request Sense V V V V Seek V V V V V V Set Features V V V V V Set Multiple Mode V V V V V Set Sleep Mode V V V V V Stand By V V V V V Stand By Immediate V V V V V Translate Sector V V V V V V V V Wear Level V V...

Страница 61: ...FlashDrive Product Manual 1999 SANDISK CORPORATION 61 Ordering Information and Technical Support ...

Страница 62: ...62 FlashDrive Product Manual 1999 SANDISK CORPORATION ...

Страница 63: ... factor Where I Industrial Version blank Standard Version X 20 20 0 MB 40 40 1 MB 60 60 1 MB 80 80 2 MB 100 100 0 MB 220 220 2 MB 350 350 6 MB 440 440 2 MB Mounting Hardware Mounting hardware for the FlashDrive can be obtained from the company listed below SanDisk Technical Support can also provide information regarding FlashDrive mounting hardware Contact SanDisk Technical Support at 408 542 0405...

Страница 64: ...hnical support SanDisk Worldwide Web Site Internet users can obtain technical support and product information along with SanDisk news and much more from the SanDisk Worldwide Web Site 24 hours a day seven days a week The SanDisk Worldwide Web Site is frequently updated Visit this site often to obtain the most up to date information on SanDisk products and applications The SanDisk Web Site URL is h...

Страница 65: ...FlashDrive Product Manual 1999 SANDISK CORPORATION 65 SanDisk Sales Offices ...

Страница 66: ...SanDisk Worldwide Sales Offices 66 FlashDrive Product Manual 1999 SANDISK CORPORATION ...

Страница 67: ... USA 703 481 9828 FAX 703 437 9215 Southern Region USA 407 667 4880 FAX 407 667 4834 Latin South America 407 667 4880 FAX 407 667 4834 Europe SanDisk Corporation Karlsruher Str 2C D 30519 Hannover Germany 011 49 511 8759185 FAX 011 49 511 8759187 Southern Europe SanDisk Corporation 4 rue de l abreuvoir 92415 Courbevoie Cedex France 011 33 1 4717 6510 FAX 011 33 1 4717 6531 Japan SanDisk K K 8F Nis...

Страница 68: ...within one year of purchase SanDisk will have the option of repairing or replacing the defective product if the following conditions are met A A warranty registration card for each defective product was submitted and is on file at SanDisk If not a warranty registration card must accompany each returned defective product This card is included in each product s original retail package B The defectiv...

Страница 69: ...isk will issue a Return Material Authorization or Product Repair Authorization number Ship the defective product to SanDisk Corporation Attn RMA Returns Reference RMA or PRA 140 Caspian Court Sunnyvale CA 94089 V STATE LAW RIGHTS SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LIMITATION ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATIONS O...

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