topic USB Mass storage host not working.... in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/USB-Mass-storage-host-not-working/m-p/519418#M3149 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Phani on Tue Dec 31 01:01:29 MST 2013</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I am using nxpUSBlib for using LPC1768 as host reading the memory sticks. I am using CooCox as the compiler/ linker development environment. It took some time to port nxpUsblib to CooCox. </SPAN><BR /><BR /><SPAN>Some how after porting - I do not see nothing happens </SPAN><BR /><BR /><SPAN>1. MassStorageHost_Task(); - This always returns, as "if (USB_HostState[FlashDisk_MS_Interface.Config.PortNumber] != HOST_STATE_Configured)" fails. Always, I get USB_HostState[FlashDisk_MS_Interface.Config.PortNumber as 0 and HOST_STATE_Configured as 11.</SPAN><BR /><BR /><SPAN>2. MS_Host_USBTask(&amp;FlashDisk_MS_Interface); This seems to be just a variable - (void)MSInterfaceInfo</SPAN><BR /><BR /><SPAN>3. USB_USBTask(); Also comes out. </SPAN><BR /><BR /><SPAN>4. Some how I do not see "USB_IRQHandler" getting called. Seems some thing missed in configuration..</SPAN><BR /><BR /><SPAN>5. Is there any step step guide (or note) which I can refer to find if the configuration is correct and isolate the problem?</SPAN><BR /><BR /><SPAN>With best regards,</SPAN><BR /><SPAN>Phani.</SPAN></BODY></HTML> Wed, 15 Jun 2016 17:37:58 GMT lpcware 2016-06-15T17:37:58Z USB Mass storage host not working.... https://community.nxp.com/t5/LPC-Microcontrollers/USB-Mass-storage-host-not-working/m-p/519418#M3149 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Phani on Tue Dec 31 01:01:29 MST 2013</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>I am using nxpUSBlib for using LPC1768 as host reading the memory sticks. I am using CooCox as the compiler/ linker development environment. It took some time to port nxpUsblib to CooCox. </SPAN><BR /><BR /><SPAN>Some how after porting - I do not see nothing happens </SPAN><BR /><BR /><SPAN>1. MassStorageHost_Task(); - This always returns, as "if (USB_HostState[FlashDisk_MS_Interface.Config.PortNumber] != HOST_STATE_Configured)" fails. Always, I get USB_HostState[FlashDisk_MS_Interface.Config.PortNumber as 0 and HOST_STATE_Configured as 11.</SPAN><BR /><BR /><SPAN>2. MS_Host_USBTask(&amp;FlashDisk_MS_Interface); This seems to be just a variable - (void)MSInterfaceInfo</SPAN><BR /><BR /><SPAN>3. USB_USBTask(); Also comes out. </SPAN><BR /><BR /><SPAN>4. Some how I do not see "USB_IRQHandler" getting called. Seems some thing missed in configuration..</SPAN><BR /><BR /><SPAN>5. Is there any step step guide (or note) which I can refer to find if the configuration is correct and isolate the problem?</SPAN><BR /><BR /><SPAN>With best regards,</SPAN><BR /><SPAN>Phani.</SPAN></BODY></HTML> Wed, 15 Jun 2016 17:37:58 GMT https://community.nxp.com/t5/LPC-Microcontrollers/USB-Mass-storage-host-not-working/m-p/519418#M3149 lpcware 2016-06-15T17:37:58Z