Transcend TS32GCF133 Datasheet download pdf (Page 56)

133X CompactFlash Card

Transcend Information Inc.

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Identify Device – Ech

The Identify Device command enables the host to receive parameter information from the

CompactFlash Storage Card. This command has the same protocol as the Read Sector(s) command. The

parameter words in the buffer have the arrangement and meanings defined in Table as below. All reserved

bits or words are zero. Hosts should not depend on Obsolete words in Identify Device containing 0. Table

47 specifies each field in the data returned by the Identify Device Command. In Table as below, X indicates

a numeric nibble value specific to the card and aaaa indicates an ASCII string specific to the particular

drive.

Word

Address

Default

Value

Total

Bytes

Data Field Type Information

848Ah 2 General configuration - signature for the CompactFlash 0 lash Storage Card

0XXX 2 General configuration – Bit Significant with ATA-4 definitions.

1 XXXXh 2 Default number of cylinders

2 0000h 2 Reserved

3 00XXh 2 Default number of heads

4 0000h 2 Obsolete

5 0000h 2 Obsolete

6 XXXXh 2 Default number of sectors per track

7-8 XXXXh 4 Number of sectors per card (Word 7 = MSW, Word 8 = LSW)

9 XXXXh 2 Obsolete

10-19 aaaa 20 Serial number in ASCII (Right Justified)

20 0000h 2 Obsolete

21 0000h 2 Obsolete

22 0004h 2 Number of ECC bytes passed on Read/Write Long Commands

23-26 aaaa 8 Firmware revision in ASCII. Big Endian Byte Order in Word

27-46 aaaa 40 Model number in ASCII (Left Justified) Big Endian Byte Order in Word

47 XXXXh 2 Maximum number of sectors on Read/Write Multiple command

48 0000h 2 Reserved

49 XX00h 2 Capabilities

50 0000h 2 Reserved

1 2 ... 51 52 53 54 55 56 57 58 59 60 61 ... 78 79

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Transcend TS32GCF133 Datasheet Page 56