Datasheet

Cactus Technologies, Limited
Table of Contents
1.Introduction to Cactus Technologies
®
Commercial Grade -240S Series CFast Products............................................5
1.1.Supported Standards...................................................................................................................................6
1.2.Product Features.........................................................................................................................................6
1.2.1.Host and Technology Independence.................................................................................................6
1.2.2.Defect and Error Management.........................................................................................................6
1.2.3.Power Supply Requirements.............................................................................................................7
2.Product Specifications..................................................................................................................................................7
2.1.System Environmental Specifications.........................................................................................................7
2.2.System Power Requirements......................................................................................................................7
2.3.System Performance...................................................................................................................................8
2.4.System Reliability.......................................................................................................................................8
2.5.Physical Specifications...............................................................................................................................8
2.5.1.CFast Card Physical Specifications..................................................................................................9
3.Capacities...................................................................................................................................................................11
4.Interface Description..................................................................................................................................................12
4.1.CFast Pin Assignments and Pin Type........................................................................................................12
4.2.Electrical Specifications...........................................................................................................................13
4.2.1.Absolute Maximum Ratings...........................................................................................................13
4.2.2.DC Characteristics..........................................................................................................................13
4.2.3.AC Characteristics..........................................................................................................................13
5.ATA Drive Register Set Definition and Protocol.......................................................................................................13
5.1.ATA Task File Definitions.........................................................................................................................14
5.1.1.Data Register..................................................................................................................................14
5.1.2.Error Register.................................................................................................................................14
5.1.3.Feature Register..............................................................................................................................14
5.1.4.Sector Count Register.....................................................................................................................14
5.1.5.Sector Number (LBA 7-0) Register................................................................................................14
5.1.6.Cylinder Low (LBA 15-8) Register................................................................................................15
5.1.7.Cylinder High (LBA 23-16) Register.............................................................................................15
5.1.8.Drive/Head (LBA 27-24) Register.................................................................................................15
5.1.9.Status Registers...............................................................................................................................15
5.1.10.Device Control Register...............................................................................................................16
5.1.11.Drive Address Register.................................................................................................................16
6.ATA Command Description.......................................................................................................................................17
6.1.ATA Command Set....................................................................................................................................17
6.1.1.Identify Drive—ECH.....................................................................................................................18
7. S.M.A.R.T. Feature Set.............................................................................................................................................20
7.1.S.M.A.R.T Data Structure........................................................................................................................20
7.2.S.M.A.R.T Attributes................................................................................................................................21
8. Write Protect Feature................................................................................................................................................22
Appendix A. Ordering Information...............................................................................................................................23
Cactus Technologies Limited Commercial Grade -240S Series CFast Card Product Manual v1.3 3