https://community.nxp.com/t5/NFC/PN7462AU-USB-CCID-composite-device-for-Windows/m-p/2174839#M13640 <P><SPAN>Our company has developed a smartcard reader based on the NXP PN7462AU:</SPAN></P><UL><LI><SPAN>One contactless customer card and two contact SAM slots</SPAN></LI><LI><SPAN>USB CCID connection to a Windows host</SPAN></LI></UL><P><SPAN>Unfortunately the build in Windows CCID driver supports only one card slot 0 and there is no access to the other slots.</SPAN></P><P>Does anyone have any ideas on how to overcome this limitation?</P><P>One idea I have is to build a USB composite device with two CCID devices one for the contactless customer card and the other for one SAM slot.</P><P>Is there any example for such an USB composite device with the PN7462AU?</P><P>I'm not the first to ask that question but I don't think the given <SPAN>ExamplesPN7462AU\phExNFCCcid solves my issue</SPAN>:&nbsp;</P><P><A href="https://community.nxp.com/t5/8-bit-Microcontrollers/pn7462-dual-ccid-example-soure-code/m-p/1668061" target="_blank">pn7462 dual ccid example soure code - NXP Community</A></P><P>Thanks for any help and ideas,</P><P>Bernd</P> Wed, 24 Sep 2025 07:58:52 GMT Blk_Init 2025-09-24T07:58:52Z https://community.nxp.com/t5/NFC/PN7462AU-USB-CCID-composite-device-for-Windows/m-p/2174839#M13640 <P><SPAN>Our company has developed a smartcard reader based on the NXP PN7462AU:</SPAN></P><UL><LI><SPAN>One contactless customer card and two contact SAM slots</SPAN></LI><LI><SPAN>USB CCID connection to a Windows host</SPAN></LI></UL><P><SPAN>Unfortunately the build in Windows CCID driver supports only one card slot 0 and there is no access to the other slots.</SPAN></P><P>Does anyone have any ideas on how to overcome this limitation?</P><P>One idea I have is to build a USB composite device with two CCID devices one for the contactless customer card and the other for one SAM slot.</P><P>Is there any example for such an USB composite device with the PN7462AU?</P><P>I'm not the first to ask that question but I don't think the given <SPAN>ExamplesPN7462AU\phExNFCCcid solves my issue</SPAN>:&nbsp;</P><P><A href="https://community.nxp.com/t5/8-bit-Microcontrollers/pn7462-dual-ccid-example-soure-code/m-p/1668061" target="_blank">pn7462 dual ccid example soure code - NXP Community</A></P><P>Thanks for any help and ideas,</P><P>Bernd</P> Wed, 24 Sep 2025 07:58:52 GMT https://community.nxp.com/t5/NFC/PN7462AU-USB-CCID-composite-device-for-Windows/m-p/2174839#M13640 Blk_Init 2025-09-24T07:58:52Z https://community.nxp.com/t5/NFC/PN7462AU-USB-CCID-composite-device-for-Windows/m-p/2178040#M13662 <P>Unfortunately, there is no examples</P> Tue, 30 Sep 2025 08:51:31 GMT https://community.nxp.com/t5/NFC/PN7462AU-USB-CCID-composite-device-for-Windows/m-p/2178040#M13662 jimmychan 2025-09-30T08:51:31Z