https://community.nxp.com/t5/Other-NXP-Products/RFIDDiscovery-OMinkey-5321-pcsc-reader/m-p/2270943#M30938 <P>Dear NXP engineer,</P><P>I used the Ominikey 5321 pcsc reader to test mifare duox card, recently when connecting the reader, "field on","field off",''activat Idle","RATS+PPS"&nbsp; are gray buttons, i updated the driver for the ominikey 5321 reader, the problem remain the same, could you pls give me some hint, Thanks a lot.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="alina_0-1767517655334.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/371644i2D4E3E452E0ACA8C/image-size/medium?v=v2&amp;px=400" role="button" title="alina_0-1767517655334.png" alt="alina_0-1767517655334.png" /></span></P><P>&nbsp;</P> Sun, 04 Jan 2026 09:12:51 GMT alina 2026-01-04T09:12:51Z https://community.nxp.com/t5/Other-NXP-Products/RFIDDiscovery-OMinkey-5321-pcsc-reader/m-p/2270943#M30938 <P>Dear NXP engineer,</P><P>I used the Ominikey 5321 pcsc reader to test mifare duox card, recently when connecting the reader, "field on","field off",''activat Idle","RATS+PPS"&nbsp; are gray buttons, i updated the driver for the ominikey 5321 reader, the problem remain the same, could you pls give me some hint, Thanks a lot.</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="alina_0-1767517655334.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/371644i2D4E3E452E0ACA8C/image-size/medium?v=v2&amp;px=400" role="button" title="alina_0-1767517655334.png" alt="alina_0-1767517655334.png" /></span></P><P>&nbsp;</P> Sun, 04 Jan 2026 09:12:51 GMT https://community.nxp.com/t5/Other-NXP-Products/RFIDDiscovery-OMinkey-5321-pcsc-reader/m-p/2270943#M30938 alina 2026-01-04T09:12:51Z https://community.nxp.com/t5/Other-NXP-Products/RFIDDiscovery-OMinkey-5321-pcsc-reader/m-p/2270984#M30941 <P>Hello&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/251911">@alina</a>&nbsp;</P> <P>RFID Discover needs to combine with&nbsp;<A href="https://www.nxp.com/design/design-center/development-boards-and-designs/CLRD730" target="_blank">PEGODA Contactless Smart Card Reader | NXP Semiconductors</A>&nbsp;can work, but PN5321 does not.</P> Mon, 05 Jan 2026 01:53:44 GMT https://community.nxp.com/t5/Other-NXP-Products/RFIDDiscovery-OMinkey-5321-pcsc-reader/m-p/2270984#M30941 KaiLi 2026-01-05T01:53:44Z