Datasheet

Cactus Technologies, Limited
COMMAND Code
Read Sector(s) Ext 24h
Read Verify Sector(s) 40h, 41h
Read Verify Sector(s) Ext 42h
Security Disable Password F6h
Security Erase Prepare F3h
Security Erase Unit F4h
Security Freeze Lock F5h
Security Set Password F1h
Security Unlock F2h
Seek 70h
Set Features EFh
Set Max Address F9h
Set Max Address Ext 37h
Set Max Freeze Lock F9h
Set Max Lock F9h
Set Max Unlock F9h
Set Multiple Mode C6h
Sleep E6h, 99h
SMART B0h
Stand By E2h, 96h
Stand By Immediate E0h, 94h
Write Buffer E8h
Write DMA Cah, CBh
Write DMA Ext 35h
Write FPDMA Queued 61h
Write Multiple C5h
Write Multiple Ext 39h
Write Sector(s) 30h, 31h
Write Sector(s) Ext 34h
6.1.1. Identify Drive—ECH
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Table 5-7. Identify Drive Information
Word
Address
Default Value Data Field Type Information
0 044AH General configuration bit-significant information.
1 XXXXH Default number of cylinders; capacity dependent.
2 0000H Reserved.
3 00XXH Default number of heads; capacity dependent.
4 0000H Number of unformatted bytes per track.
5 0240H Number of unformatted bytes per sector.
6 XXXXH Default number of sectors per track; capacity dependent.
7-8 XXXXH,XXXXH Number of sectors per drive (Word 7 = MSW, Word 8 = LSW); capacity dependent.
9 0000H Reserved.
10-19 aaaa Serial number in ASCII (Right Justified).
20 0002H Buffer type (dual ported multi-sector)
Cactus Technologies Limited Commercial Grade -240S Series CFast Card Product Manual v1.3 18