topic Respond to USB command after code restart. in ColdFire/68K Microcontrollers and Processors https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Respond-to-USB-command-after-code-restart/m-p/267809#M11771 <HTML><HEAD></HEAD><BODY><P>Device: mcf52258</P><P>Compiler: CW Eclipse 10.2</P><P>RTOS: None/Bare Metal</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>I have a custom usb driver that I am trying to setup to respond to </P><P>a command after a restart.&nbsp; Note that the usb driver is interrupt </P><P>driven.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>The desired process is as follows:</P><P>1) Out pipe issues a command.</P><P>2) code restarts.</P><P>3) In pipe issues a response.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>In my code I purposely do NOT enable the USB peripheral after </P><P>the code is restarted to avoid a reset.&nbsp; However I do install and </P><P>enable the interrupt a second time.&nbsp; The response to the OUT </P><P>pipe is a stalled IN pipe.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Any ideas as to what could be causing this?</P><P style="min-height: 8pt; padding: 0px;"><SPAN class="mce_paste_marker"></SPAN>&nbsp;</P></BODY></HTML> Mon, 15 Apr 2013 18:10:04 GMT VinceTF 2013-04-15T18:10:04Z Respond to USB command after code restart. https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Respond-to-USB-command-after-code-restart/m-p/267809#M11771 <HTML><HEAD></HEAD><BODY><P>Device: mcf52258</P><P>Compiler: CW Eclipse 10.2</P><P>RTOS: None/Bare Metal</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>I have a custom usb driver that I am trying to setup to respond to </P><P>a command after a restart.&nbsp; Note that the usb driver is interrupt </P><P>driven.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>The desired process is as follows:</P><P>1) Out pipe issues a command.</P><P>2) code restarts.</P><P>3) In pipe issues a response.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>In my code I purposely do NOT enable the USB peripheral after </P><P>the code is restarted to avoid a reset.&nbsp; However I do install and </P><P>enable the interrupt a second time.&nbsp; The response to the OUT </P><P>pipe is a stalled IN pipe.</P><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>Any ideas as to what could be causing this?</P><P style="min-height: 8pt; padding: 0px;"><SPAN class="mce_paste_marker"></SPAN>&nbsp;</P></BODY></HTML> Mon, 15 Apr 2013 18:10:04 GMT https://community.nxp.com/t5/ColdFire-68K-Microcontrollers/Respond-to-USB-command-after-code-restart/m-p/267809#M11771 VinceTF 2013-04-15T18:10:04Z