| PMDE054 | SpringProx & K531 - Related datasheets |
| PNAE014 | Tuning contactless antenna |
| PNAD041 | Working with more than one CSB at a time |
| CardAppZ | Documentation regarding how data are mapped in the cards by SDK sample applications (draft) |
| SpringProx API | SpringProx API developer's manual |
| SpringProx ActiveX | SpringProx ActiveX developer's manual |