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Cactus Technologies, Limited

Industrial Grade

-X00S series

CFast Card

Product Manual

June 5, 2024

www.cactus-tech.com

Cactus Technologies, Limited

The information in this manual is preliminary and is subject to change without notice. Cactus Technologies ® , Limited shall not

be liable for technical or editorial errors or omissions contained herein; nor for incidental or consequential damages resulting

from the furnishing, performance, or use of this material.

Cactus Technologies® makes no warranty, representation or guarantee regarding the suitability of its products for any

particular purpose, nor does Cactus Technologies® assume any liability arising out of the application or use of its products, and

specifically disclaims any and all liability, including without limitation consequential or incidental damages.

Cactus Technologies® products are not designed, intended or authorized for use as components in systems intended for surgical

implant into the body or in other applications intended to support or sustain life or for any application where the failure of a

Cactus Technologies® product can result in personal injury or death. Users of Cactus Technologies® products for such

unintended and unauthorized applications shall assume all risk of such use and shall indemnify and hold Cactus

Technologies® and its officers, employees, subsidiaries, affiliates and distributors harmless against all claims, costs, damages,

expenses and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such

unintended and unauthorized use, even if such claim alleges that Cactus Technologies® was negligent regarding the design or

manufacture of the part.

All parts of the Cactus Technologies® 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 Cactus Technologies®, Limited.

Cactus Technologies Limited Industrial Grade -X00S Series CFast Card Product Manual v1.2 2

Cactus Technologies, Limited

Table of Contents

1.Introduction to Cactus Technologies® Industrial Grade -X00S 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.Interface Description..................................................................................................................................................11

3.1.CFast Pin Assignments and Pin Type.......................................................................................................11

3.2.Electrical Specifications...........................................................................................................................12

3.2.1.Absolute Maximum Ratings...........................................................................................................12

3.2.2.DC Characteristics..........................................................................................................................12

3.2.3.AC Characteristics..........................................................................................................................12

4.ATA Drive Register Set Definition and Protocol......................................................................................................13

4.1.ATA Task File Definitions.......................................................................................................................13

4.1.1.Data Register..................................................................................................................................13

4.1.2.Error Register.................................................................................................................................13

4.1.3.Feature Register..............................................................................................................................13

4.1.4.Sector Count Register.....................................................................................................................14

4.1.5.Sector Number (LBA 7-0) Register...............................................................................................14

4.1.6.Cylinder Low (LBA 15-8) Register...............................................................................................14

4.1.7.Cylinder High (LBA 23-16) Register.............................................................................................14

4.1.8.Drive/Head (LBA 27-24) Register.................................................................................................14

4.1.9.Status Registers..............................................................................................................................15

4.1.10.Device Control Register...............................................................................................................15

4.1.11.Drive Address Register................................................................................................................16

5.ATA Command Description......................................................................................................................................16

5.1.ATA Command Set..................................................................................................................................16

5.1.1.Erase All Blocks - C3h...................................................................................................................18

5.1.2.Set Features - EFh..........................................................................................................................18

5.1.3.Identify Drive—ECH.....................................................................................................................19

6.S.M.A.R.T. Support...................................................................................................................................................22

6.1.S.M.A.R.T. Enable Operations.................................................................................................................23

6.2.S.M.A.R.T. Disable Operations................................................................................................................23

6.3.S.M.A.R.T. Enable/Disable Attribute Autosave......................................................................................23

6.4.S.M.A.R.T. Read Data..............................................................................................................................23

6.5.S.M.A.R.T. Attributes..............................................................................................................................24

6.6.S.M.A.R.T. Read Attribute Thresholds....................................................................................................31