Datasheet

Table of Content
List of Abbreviations................................................................................................................4
1. Introduction.........................................................................................................................5
1.1. General Procedure........................................................................................................5
1.2.Further Documents........................................................................................................6
2. Communication Principle....................................................................................................7
3. Reader Instructions..............................................................................................................8
3.1. Reset (RST)....................................................................................................................8
3.2. Revision (REV)...............................................................................................................9
3.3. Standby (STB)...............................................................................................................9
3.4. Wake Up (WAK)..........................................................................................................10
3.5. Read Input Pin (RIP)....................................................................................................10
3.6. Write Output Pin (WOP).............................................................................................10
3.7. Cyclic Redundancy Check On (CON)..........................................................................11
3.8. Cyclic Redundancy Check Off (COF)..........................................................................12
3.9. Save Static Key (SSK)..................................................................................................12
3.10. Save Temporary Key (STK)........................................................................................13
3.11. Set Key to Use (SKU).................................................................................................13
4. General ISO 14443A Commands......................................................................................15
4.1. Inventory (INV)............................................................................................................15
4.2. Select Tag (SEL)..........................................................................................................16
4.2.1. Manual Transponder Select (MTS )..........................................................................16
4.2.2. Automatic Transponder Select (ATS ).......................................................................16
4.3. Read Data from Tag (RDT)..........................................................................................18
4.4. Write Data to Tag (WDT).............................................................................................19
5. MiFare Classic Commands................................................................................................22
5.1. Authentication (AUT)..................................................................................................22
metraTec MiFare Protocol Guide Page 2 of 38