Transcend TS32GCF133 Datasheet download pdf (Page 60)

133X CompactFlash Card

Transcend Information Inc.

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Words 7-8: Number of Sectors per Card

This field contains the number of sectors per CompactFlash Storage Card. This double word

value is also the first invalid address in LBA translation mode.

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Words 10-19: Serial Number

This field contains the serial number for this CompactFlash Storage Card and is right justified and padded

with spaces (20h).

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Word 22: ECC Count

This field defines the number of ECC bytes used on each sector in the Read and Write Long commands.

This value shall be set to 0004h.

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Words 23-26: Firmware Revision

This field contains the revision of the firmware for this product.

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Words 27-46: Model Number

This field contains the model number for this product and is left justified and padded with spaces (20h).

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Word 47: Read/Write Multiple Sector Count

Bits 15-8 shall be the recommended value of 80h or the permitted value of 00h. Bits 7-0 of this word define

the maximum number of sectors per block that the CompactFlash Storage Card supports for Read/Write

Multiple commands.

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Word 49: Capabilities

Bit 13: Standby Timer

If bit 13 is set to 1 then the Standby timer is supported as defined by the IDLE command

If bit 13 is set to 0 then the Standby timer operation is defined by the vendor.

Bit 11: IORDY Supported

If bit 11 is set to 1 then this CompactFlash Storage Card supports IORDY operation.

If bit 11 is set to 0 then this CompactFlash Storage Card may support IORDY operation.

Bit 10: IORDY may be disabled

Bit 10 shall be set to 0, indicating that IORDY may not be disabled.

Bit 9: LBA supported

Bit 9 shall be set to 1, indicating that this CompactFlash Storage Card supports LBA mode addressing.

CF devices shall support LBA addressing.

Bit 8: DMA Supported If bit 8 is set to 1 then Read DMA and Write DMA commands are supported. Bit 8

shall be set to 0. Read/Write DMA commands are not currently permitted on CF cards.

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PIO Data Transfer Cycle Timing Mode

The PIO transfer timing for each CompactFlash Storage Card falls into modes that have unique

parametric timing specifications. The value returned in Bits 15-8 shall be 00h for mode 0, 01h for mode 1,

or 02h for mode 2. Values 03h through FFh are reserved.

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Translation Parameters Valid

Bit 0 shall be set to 1 indicating that words 54 to 58 are valid and reflect the current number of cylinders,

heads and sectors. If bit 1 of word 53 is set to 1, the values in words 64 through 70 are valid. If this bit is

cleared to 0, the values reported in words 64-70 are not valid. Any CompactFlash Storage Card that

supports PIO mode 3 or above shall set bit 1 of word 53 to one and support the fields contained in words

64 through 70.

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Current Number of Cylinders, Heads, Sectors/Track

These fields contains the current number of user addressable Cylinders, Heads, and Sectors/Track in the

current translation mode.

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Current Capacity

This field contains the product of the current cylinders times heads times sectors.

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 78 79

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Transcend TS32GCF133 Datasheet Page 60

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