topic MQX usb Device stack Vbus ISR Configuration in MQX Software Solutions https://community.nxp.com/t5/MQX-Software-Solutions/MQX-usb-Device-stack-Vbus-ISR-Configuration/m-p/308870#M9916 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>I have used the mqx usb device stack for my usb application. I have used IRQ6 pin interrupt to detect vbus attached event , with the help of mqx gpio example code of mcf54418 stack.</P><P></P><P>My question is that,</P><P>When I am plugging In usb connector, the interrupt comes and control goes to ISR function but it continuously cal ISR after i have removed usb connector. I have set&nbsp; EPFR resigister bit in ISR using till no effect.</P><P></P><P>Where should i am wrong? Which register I have to configure in ISR so that ISR cal only one time.</P><P></P><P></P><P>Regards,</P><P>Panks</P></BODY></HTML> Wed, 02 Apr 2014 11:55:29 GMT panks 2014-04-02T11:55:29Z MQX usb Device stack Vbus ISR Configuration https://community.nxp.com/t5/MQX-Software-Solutions/MQX-usb-Device-stack-Vbus-ISR-Configuration/m-p/308870#M9916 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>I have used the mqx usb device stack for my usb application. I have used IRQ6 pin interrupt to detect vbus attached event , with the help of mqx gpio example code of mcf54418 stack.</P><P></P><P>My question is that,</P><P>When I am plugging In usb connector, the interrupt comes and control goes to ISR function but it continuously cal ISR after i have removed usb connector. I have set&nbsp; EPFR resigister bit in ISR using till no effect.</P><P></P><P>Where should i am wrong? Which register I have to configure in ISR so that ISR cal only one time.</P><P></P><P></P><P>Regards,</P><P>Panks</P></BODY></HTML> Wed, 02 Apr 2014 11:55:29 GMT https://community.nxp.com/t5/MQX-Software-Solutions/MQX-usb-Device-stack-Vbus-ISR-Configuration/m-p/308870#M9916 panks 2014-04-02T11:55:29Z