Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
This commit is contained in:
Dean Camera
parent
e331b531c6
commit
071e02c6b6
839 changed files with 274562 additions and 274562 deletions
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@ -1,245 +1,245 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2010.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
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||||
in an action of contract, negligence or other tortious action,
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||||
arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* USB Device Configuration Descriptor processing routines, to determine the correct pipe configurations
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* needed to communication with an attached USB device. Descriptors are special computer-readable structures
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* which the host requests upon device enumeration, to determine the device's capabilities and functions.
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*/
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#include "ConfigDescriptor.h"
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/** Reads and processes an attached device's descriptors, to determine compatibility and pipe configurations. This
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* routine will read in the entire configuration descriptor, and configure the hosts pipes to correctly communicate
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* with compatible devices.
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*
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* This routine searches for a CDC interface descriptor containing bulk data IN and OUT endpoints, and an interrupt event endpoint.
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*
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* \return An error code from the \ref CDCHost_GetConfigDescriptorDataCodes_t enum.
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*/
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uint8_t ProcessConfigurationDescriptor(void)
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{
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uint8_t ConfigDescriptorData[512];
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void* CurrConfigLocation = ConfigDescriptorData;
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uint16_t CurrConfigBytesRem;
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uint8_t FoundEndpoints = 0;
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/* Retrieve the entire configuration descriptor into the allocated buffer */
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switch (USB_Host_GetDeviceConfigDescriptor(1, &CurrConfigBytesRem, ConfigDescriptorData, sizeof(ConfigDescriptorData)))
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{
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case HOST_GETCONFIG_Successful:
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break;
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case HOST_GETCONFIG_InvalidData:
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return InvalidConfigDataReturned;
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case HOST_GETCONFIG_BuffOverflow:
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return DescriptorTooLarge;
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default:
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return ControlError;
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}
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/* Get the CDC control interface from the configuration descriptor */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
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DComp_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Descriptor not found, error out */
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return NoCDCInterfaceFound;
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}
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/* Get the IN and OUT data and IN notification endpoints for the CDC interface */
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while (FoundEndpoints != ((1 << CDC_NOTIFICATIONPIPE) | (1 << CDC_DATAPIPE_IN) | (1 << CDC_DATAPIPE_OUT)))
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{
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/* Fetch the next bulk or interrupt endpoint from the current CDC interface */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
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DComp_NextCDCDataInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Check to see if the control interface's notification pipe has been found, if so search for the data interface */
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if (FoundEndpoints & (1 << CDC_NOTIFICATIONPIPE))
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{
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/* Get the next CDC data interface from the configuration descriptor (CDC class has two CDC interfaces) */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
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DComp_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Descriptor not found, error out */
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return NoCDCInterfaceFound;
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}
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}
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else
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{
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/* Clear the found endpoints mask, since any already processed endpoints aren't in the CDC interface we need */
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FoundEndpoints = 0;
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/* Disable any already configured pipes from the invalid CDC interfaces */
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Pipe_SelectPipe(CDC_NOTIFICATIONPIPE);
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Pipe_DisablePipe();
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Pipe_SelectPipe(CDC_DATAPIPE_IN);
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Pipe_DisablePipe();
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Pipe_SelectPipe(CDC_DATAPIPE_OUT);
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Pipe_DisablePipe();
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/* Get the next CDC control interface from the configuration descriptor (CDC class has two CDC interfaces) */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
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DComp_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Descriptor not found, error out */
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return NoCDCInterfaceFound;
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}
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}
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/* Fetch the next bulk or interrupt endpoint from the current CDC interface */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
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DComp_NextCDCDataInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Descriptor not found, error out */
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return NoEndpointFound;
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}
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}
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USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(CurrConfigLocation, USB_Descriptor_Endpoint_t);
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/* Check if the found endpoint is a interrupt or bulk type descriptor */
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if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
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{
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/* If the endpoint is a IN type interrupt endpoint */
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if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
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{
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/* Configure the notification pipe */
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Pipe_ConfigurePipe(CDC_NOTIFICATIONPIPE, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
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EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
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Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
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/* Set the flag indicating that the notification pipe has been found */
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FoundEndpoints |= (1 << CDC_NOTIFICATIONPIPE);
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}
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}
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else
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{
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/* Check if the endpoint is a bulk IN or bulk OUT endpoint */
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if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
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{
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/* Configure the data IN pipe */
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Pipe_ConfigurePipe(CDC_DATAPIPE_IN, EP_TYPE_BULK, PIPE_TOKEN_IN,
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EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
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/* Set the flag indicating that the data IN pipe has been found */
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FoundEndpoints |= (1 << CDC_DATAPIPE_IN);
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}
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else
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{
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/* Configure the data OUT pipe */
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Pipe_ConfigurePipe(CDC_DATAPIPE_OUT, EP_TYPE_BULK, PIPE_TOKEN_OUT,
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EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
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/* Set the flag indicating that the data OUT pipe has been found */
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FoundEndpoints |= (1 << CDC_DATAPIPE_OUT);
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}
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}
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}
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/* Valid data found, return success */
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return SuccessfulConfigRead;
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}
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/** Descriptor comparator function. This comparator function is can be called while processing an attached USB device's
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* configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
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* descriptor processing if an incompatible descriptor configuration is found.
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*
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* This comparator searches for the next Interface descriptor of the correct CDC control Class, Subclass and Protocol values.
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*
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* \return A value from the DSEARCH_Return_ErrorCodes_t enum
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*/
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uint8_t DComp_NextCDCControlInterface(void* CurrentDescriptor)
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{
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if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
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{
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/* Check the CDC descriptor class, subclass and protocol, break out if correct control interface found */
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if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == CDC_CONTROL_CLASS) &&
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(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == CDC_CONTROL_SUBCLASS) &&
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(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == CDC_CONTROL_PROTOCOL))
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{
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return DESCRIPTOR_SEARCH_Found;
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}
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}
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return DESCRIPTOR_SEARCH_NotFound;
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}
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/** Descriptor comparator function. This comparator function is can be called while processing an attached USB device's
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* configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
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* descriptor processing if an incompatible descriptor configuration is found.
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*
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* This comparator searches for the next Interface descriptor of the correct CDC data Class, Subclass and Protocol values.
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*
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* \return A value from the DSEARCH_Return_ErrorCodes_t enum
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*/
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uint8_t DComp_NextCDCDataInterface(void* CurrentDescriptor)
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{
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if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
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{
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/* Check the CDC descriptor class, subclass and protocol, break out if correct data interface found */
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if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == CDC_DATA_CLASS) &&
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(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == CDC_DATA_SUBCLASS) &&
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(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == CDC_DATA_PROTOCOL))
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{
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return DESCRIPTOR_SEARCH_Found;
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}
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}
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return DESCRIPTOR_SEARCH_NotFound;
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}
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/** Descriptor comparator function. This comparator function is can be called while processing an attached USB device's
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* configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
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* descriptor processing if an incompatible descriptor configuration is found.
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*
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* This comparator searches for the next bulk IN or OUT endpoint, or interrupt IN endpoint within the current interface,
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* aborting the search if another interface descriptor is found before the required endpoint (so that it may be compared
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* using a different comparator to determine if it is another CDC class interface).
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*
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* \return A value from the DSEARCH_Return_ErrorCodes_t enum
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*/
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uint8_t DComp_NextCDCDataInterfaceEndpoint(void* CurrentDescriptor)
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{
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if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
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{
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uint8_t EndpointType = (DESCRIPTOR_CAST(CurrentDescriptor,
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USB_Descriptor_Endpoint_t).Attributes & EP_TYPE_MASK);
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if ((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT))
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return DESCRIPTOR_SEARCH_Found;
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}
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else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
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{
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return DESCRIPTOR_SEARCH_Fail;
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}
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return DESCRIPTOR_SEARCH_NotFound;
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}
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2010.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
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||||
*/
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/** \file
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*
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* USB Device Configuration Descriptor processing routines, to determine the correct pipe configurations
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* needed to communication with an attached USB device. Descriptors are special computer-readable structures
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* which the host requests upon device enumeration, to determine the device's capabilities and functions.
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*/
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#include "ConfigDescriptor.h"
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/** Reads and processes an attached device's descriptors, to determine compatibility and pipe configurations. This
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* routine will read in the entire configuration descriptor, and configure the hosts pipes to correctly communicate
|
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* with compatible devices.
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*
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* This routine searches for a CDC interface descriptor containing bulk data IN and OUT endpoints, and an interrupt event endpoint.
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*
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* \return An error code from the \ref CDCHost_GetConfigDescriptorDataCodes_t enum.
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*/
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uint8_t ProcessConfigurationDescriptor(void)
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{
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uint8_t ConfigDescriptorData[512];
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void* CurrConfigLocation = ConfigDescriptorData;
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uint16_t CurrConfigBytesRem;
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uint8_t FoundEndpoints = 0;
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/* Retrieve the entire configuration descriptor into the allocated buffer */
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switch (USB_Host_GetDeviceConfigDescriptor(1, &CurrConfigBytesRem, ConfigDescriptorData, sizeof(ConfigDescriptorData)))
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{
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case HOST_GETCONFIG_Successful:
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break;
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case HOST_GETCONFIG_InvalidData:
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return InvalidConfigDataReturned;
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case HOST_GETCONFIG_BuffOverflow:
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return DescriptorTooLarge;
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default:
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return ControlError;
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}
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/* Get the CDC control interface from the configuration descriptor */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
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DComp_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Descriptor not found, error out */
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return NoCDCInterfaceFound;
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}
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/* Get the IN and OUT data and IN notification endpoints for the CDC interface */
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while (FoundEndpoints != ((1 << CDC_NOTIFICATIONPIPE) | (1 << CDC_DATAPIPE_IN) | (1 << CDC_DATAPIPE_OUT)))
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{
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/* Fetch the next bulk or interrupt endpoint from the current CDC interface */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
|
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DComp_NextCDCDataInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Check to see if the control interface's notification pipe has been found, if so search for the data interface */
|
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if (FoundEndpoints & (1 << CDC_NOTIFICATIONPIPE))
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{
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/* Get the next CDC data interface from the configuration descriptor (CDC class has two CDC interfaces) */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
|
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DComp_NextCDCDataInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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/* Descriptor not found, error out */
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return NoCDCInterfaceFound;
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}
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}
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else
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{
|
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/* Clear the found endpoints mask, since any already processed endpoints aren't in the CDC interface we need */
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FoundEndpoints = 0;
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/* Disable any already configured pipes from the invalid CDC interfaces */
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Pipe_SelectPipe(CDC_NOTIFICATIONPIPE);
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Pipe_DisablePipe();
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Pipe_SelectPipe(CDC_DATAPIPE_IN);
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Pipe_DisablePipe();
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Pipe_SelectPipe(CDC_DATAPIPE_OUT);
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Pipe_DisablePipe();
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/* Get the next CDC control interface from the configuration descriptor (CDC class has two CDC interfaces) */
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
|
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DComp_NextCDCControlInterface) != DESCRIPTOR_SEARCH_COMP_Found)
|
||||
{
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/* Descriptor not found, error out */
|
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return NoCDCInterfaceFound;
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}
|
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}
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|
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/* Fetch the next bulk or interrupt endpoint from the current CDC interface */
|
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if (USB_GetNextDescriptorComp(&CurrConfigBytesRem, &CurrConfigLocation,
|
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DComp_NextCDCDataInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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||||
{
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/* Descriptor not found, error out */
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return NoEndpointFound;
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}
|
||||
}
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|
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USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(CurrConfigLocation, USB_Descriptor_Endpoint_t);
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||||
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/* Check if the found endpoint is a interrupt or bulk type descriptor */
|
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if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
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{
|
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/* If the endpoint is a IN type interrupt endpoint */
|
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if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
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||||
{
|
||||
/* Configure the notification pipe */
|
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Pipe_ConfigurePipe(CDC_NOTIFICATIONPIPE, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
|
||||
EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
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||||
|
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Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
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||||
|
||||
/* Set the flag indicating that the notification pipe has been found */
|
||||
FoundEndpoints |= (1 << CDC_NOTIFICATIONPIPE);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Check if the endpoint is a bulk IN or bulk OUT endpoint */
|
||||
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
|
||||
{
|
||||
/* Configure the data IN pipe */
|
||||
Pipe_ConfigurePipe(CDC_DATAPIPE_IN, EP_TYPE_BULK, PIPE_TOKEN_IN,
|
||||
EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
|
||||
|
||||
/* Set the flag indicating that the data IN pipe has been found */
|
||||
FoundEndpoints |= (1 << CDC_DATAPIPE_IN);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Configure the data OUT pipe */
|
||||
Pipe_ConfigurePipe(CDC_DATAPIPE_OUT, EP_TYPE_BULK, PIPE_TOKEN_OUT,
|
||||
EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
|
||||
|
||||
/* Set the flag indicating that the data OUT pipe has been found */
|
||||
FoundEndpoints |= (1 << CDC_DATAPIPE_OUT);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Valid data found, return success */
|
||||
return SuccessfulConfigRead;
|
||||
}
|
||||
|
||||
/** Descriptor comparator function. This comparator function is can be called while processing an attached USB device's
|
||||
* configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
|
||||
* descriptor processing if an incompatible descriptor configuration is found.
|
||||
*
|
||||
* This comparator searches for the next Interface descriptor of the correct CDC control Class, Subclass and Protocol values.
|
||||
*
|
||||
* \return A value from the DSEARCH_Return_ErrorCodes_t enum
|
||||
*/
|
||||
uint8_t DComp_NextCDCControlInterface(void* CurrentDescriptor)
|
||||
{
|
||||
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
||||
{
|
||||
/* Check the CDC descriptor class, subclass and protocol, break out if correct control interface found */
|
||||
if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == CDC_CONTROL_CLASS) &&
|
||||
(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == CDC_CONTROL_SUBCLASS) &&
|
||||
(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == CDC_CONTROL_PROTOCOL))
|
||||
{
|
||||
return DESCRIPTOR_SEARCH_Found;
|
||||
}
|
||||
}
|
||||
|
||||
return DESCRIPTOR_SEARCH_NotFound;
|
||||
}
|
||||
|
||||
/** Descriptor comparator function. This comparator function is can be called while processing an attached USB device's
|
||||
* configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
|
||||
* descriptor processing if an incompatible descriptor configuration is found.
|
||||
*
|
||||
* This comparator searches for the next Interface descriptor of the correct CDC data Class, Subclass and Protocol values.
|
||||
*
|
||||
* \return A value from the DSEARCH_Return_ErrorCodes_t enum
|
||||
*/
|
||||
uint8_t DComp_NextCDCDataInterface(void* CurrentDescriptor)
|
||||
{
|
||||
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
||||
{
|
||||
/* Check the CDC descriptor class, subclass and protocol, break out if correct data interface found */
|
||||
if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == CDC_DATA_CLASS) &&
|
||||
(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == CDC_DATA_SUBCLASS) &&
|
||||
(DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Protocol == CDC_DATA_PROTOCOL))
|
||||
{
|
||||
return DESCRIPTOR_SEARCH_Found;
|
||||
}
|
||||
}
|
||||
|
||||
return DESCRIPTOR_SEARCH_NotFound;
|
||||
}
|
||||
|
||||
/** Descriptor comparator function. This comparator function is can be called while processing an attached USB device's
|
||||
* configuration descriptor, to search for a specific sub descriptor. It can also be used to abort the configuration
|
||||
* descriptor processing if an incompatible descriptor configuration is found.
|
||||
*
|
||||
* This comparator searches for the next bulk IN or OUT endpoint, or interrupt IN endpoint within the current interface,
|
||||
* aborting the search if another interface descriptor is found before the required endpoint (so that it may be compared
|
||||
* using a different comparator to determine if it is another CDC class interface).
|
||||
*
|
||||
* \return A value from the DSEARCH_Return_ErrorCodes_t enum
|
||||
*/
|
||||
uint8_t DComp_NextCDCDataInterfaceEndpoint(void* CurrentDescriptor)
|
||||
{
|
||||
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
|
||||
{
|
||||
uint8_t EndpointType = (DESCRIPTOR_CAST(CurrentDescriptor,
|
||||
USB_Descriptor_Endpoint_t).Attributes & EP_TYPE_MASK);
|
||||
|
||||
if ((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT))
|
||||
return DESCRIPTOR_SEARCH_Found;
|
||||
}
|
||||
else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
||||
{
|
||||
return DESCRIPTOR_SEARCH_Fail;
|
||||
}
|
||||
|
||||
return DESCRIPTOR_SEARCH_NotFound;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,82 +1,82 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
*
|
||||
* Header file for ConfigDescriptor.c.
|
||||
*/
|
||||
|
||||
#ifndef _CONFIGDESCRIPTOR_H_
|
||||
#define _CONFIGDESCRIPTOR_H_
|
||||
|
||||
/* Includes: */
|
||||
#include <LUFA/Drivers/USB/USB.h>
|
||||
|
||||
#include "VirtualSerialHost.h"
|
||||
|
||||
/* Macros: */
|
||||
/** Interface Class value for the CDC class */
|
||||
#define CDC_CONTROL_CLASS 0x02
|
||||
|
||||
/** Interface Class value for the CDC Communication Interface subclass */
|
||||
#define CDC_CONTROL_SUBCLASS 0x02
|
||||
|
||||
/** Interface Class value for the CDC protocol */
|
||||
#define CDC_CONTROL_PROTOCOL 0x01
|
||||
|
||||
/** Interface Class value for the CDC data class */
|
||||
#define CDC_DATA_CLASS 0x0A
|
||||
|
||||
/** Interface Class value for the CDC data subclass */
|
||||
#define CDC_DATA_SUBCLASS 0x00
|
||||
|
||||
/** Interface Class value for the CDC data protocol */
|
||||
#define CDC_DATA_PROTOCOL 0x00
|
||||
|
||||
/* Enums: */
|
||||
/** Enum for the possible return codes of the ProcessConfigurationDescriptor() function. */
|
||||
enum CDCHost_GetConfigDescriptorDataCodes_t
|
||||
{
|
||||
SuccessfulConfigRead = 0, /**< Configuration Descriptor was processed successfully */
|
||||
ControlError = 1, /**< A control request to the device failed to complete successfully */
|
||||
DescriptorTooLarge = 2, /**< The device's Configuration Descriptor is too large to process */
|
||||
InvalidConfigDataReturned = 3, /**< The device returned an invalid Configuration Descriptor */
|
||||
NoCDCInterfaceFound = 4, /**< A compatible CDC interface was not found in the device's Configuration Descriptor */
|
||||
NoEndpointFound = 5, /**< Compatible CDC endpoints were not found in the device's CDC interface */
|
||||
};
|
||||
|
||||
/* Function Prototypes: */
|
||||
uint8_t ProcessConfigurationDescriptor(void);
|
||||
|
||||
uint8_t DComp_NextCDCControlInterface(void* CurrentDescriptor);
|
||||
uint8_t DComp_NextCDCDataInterface(void* CurrentDescriptor);
|
||||
uint8_t DComp_NextCDCDataInterfaceEndpoint(void* CurrentDescriptor);
|
||||
|
||||
#endif
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
*
|
||||
* Header file for ConfigDescriptor.c.
|
||||
*/
|
||||
|
||||
#ifndef _CONFIGDESCRIPTOR_H_
|
||||
#define _CONFIGDESCRIPTOR_H_
|
||||
|
||||
/* Includes: */
|
||||
#include <LUFA/Drivers/USB/USB.h>
|
||||
|
||||
#include "VirtualSerialHost.h"
|
||||
|
||||
/* Macros: */
|
||||
/** Interface Class value for the CDC class */
|
||||
#define CDC_CONTROL_CLASS 0x02
|
||||
|
||||
/** Interface Class value for the CDC Communication Interface subclass */
|
||||
#define CDC_CONTROL_SUBCLASS 0x02
|
||||
|
||||
/** Interface Class value for the CDC protocol */
|
||||
#define CDC_CONTROL_PROTOCOL 0x01
|
||||
|
||||
/** Interface Class value for the CDC data class */
|
||||
#define CDC_DATA_CLASS 0x0A
|
||||
|
||||
/** Interface Class value for the CDC data subclass */
|
||||
#define CDC_DATA_SUBCLASS 0x00
|
||||
|
||||
/** Interface Class value for the CDC data protocol */
|
||||
#define CDC_DATA_PROTOCOL 0x00
|
||||
|
||||
/* Enums: */
|
||||
/** Enum for the possible return codes of the ProcessConfigurationDescriptor() function. */
|
||||
enum CDCHost_GetConfigDescriptorDataCodes_t
|
||||
{
|
||||
SuccessfulConfigRead = 0, /**< Configuration Descriptor was processed successfully */
|
||||
ControlError = 1, /**< A control request to the device failed to complete successfully */
|
||||
DescriptorTooLarge = 2, /**< The device's Configuration Descriptor is too large to process */
|
||||
InvalidConfigDataReturned = 3, /**< The device returned an invalid Configuration Descriptor */
|
||||
NoCDCInterfaceFound = 4, /**< A compatible CDC interface was not found in the device's Configuration Descriptor */
|
||||
NoEndpointFound = 5, /**< Compatible CDC endpoints were not found in the device's CDC interface */
|
||||
};
|
||||
|
||||
/* Function Prototypes: */
|
||||
uint8_t ProcessConfigurationDescriptor(void);
|
||||
|
||||
uint8_t DComp_NextCDCControlInterface(void* CurrentDescriptor);
|
||||
uint8_t DComp_NextCDCDataInterface(void* CurrentDescriptor);
|
||||
uint8_t DComp_NextCDCDataInterfaceEndpoint(void* CurrentDescriptor);
|
||||
|
||||
#endif
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
|
|
@ -1,222 +1,222 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
*
|
||||
* Main source file for the VirtualSerialHost demo. This file contains the main tasks of
|
||||
* the demo and is responsible for the initial application hardware configuration.
|
||||
*/
|
||||
|
||||
#include "VirtualSerialHost.h"
|
||||
|
||||
/** Main program entry point. This routine configures the hardware required by the application, then
|
||||
* enters a loop to run the application tasks in sequence.
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
SetupHardware();
|
||||
|
||||
puts_P(PSTR(ESC_FG_CYAN "CDC Host Demo running.\r\n" ESC_FG_WHITE));
|
||||
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
||||
sei();
|
||||
|
||||
for (;;)
|
||||
{
|
||||
CDC_Host_Task();
|
||||
USB_USBTask();
|
||||
}
|
||||
}
|
||||
|
||||
/** Configures the board hardware and chip peripherals for the demo's functionality. */
|
||||
void SetupHardware(void)
|
||||
{
|
||||
/* Disable watchdog if enabled by bootloader/fuses */
|
||||
MCUSR &= ~(1 << WDRF);
|
||||
wdt_disable();
|
||||
|
||||
/* Disable clock division */
|
||||
clock_prescale_set(clock_div_1);
|
||||
|
||||
/* Hardware Initialization */
|
||||
SerialStream_Init(9600, false);
|
||||
LEDs_Init();
|
||||
USB_Init();
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
|
||||
* starts the library USB task to begin the enumeration and USB management process.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceAttached(void)
|
||||
{
|
||||
puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
|
||||
* stops the library USB task management process.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceUnattached(void)
|
||||
{
|
||||
puts_P(PSTR(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE));
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
|
||||
* enumerated by the host and is now ready to be used by the application.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceEnumerationComplete(void)
|
||||
{
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_READY);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
|
||||
void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
|
||||
{
|
||||
USB_ShutDown();
|
||||
|
||||
printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
|
||||
" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
|
||||
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
for(;;);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
|
||||
* enumerating an attached USB device.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
|
||||
{
|
||||
printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
|
||||
" -- Error Code %d\r\n"
|
||||
" -- Sub Error Code %d\r\n"
|
||||
" -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
|
||||
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
}
|
||||
|
||||
/** Task to set the configuration of the attached device after it has been enumerated, and to read in
|
||||
* data received from the attached CDC device and print it to the serial port.
|
||||
*/
|
||||
void CDC_Host_Task(void)
|
||||
{
|
||||
uint8_t ErrorCode;
|
||||
|
||||
switch (USB_HostState)
|
||||
{
|
||||
case HOST_STATE_Addressed:
|
||||
puts_P(PSTR("Getting Config Data.\r\n"));
|
||||
|
||||
/* Get and process the configuration descriptor data */
|
||||
if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
|
||||
{
|
||||
if (ErrorCode == ControlError)
|
||||
puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
|
||||
else
|
||||
puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
|
||||
|
||||
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
||||
|
||||
/* Indicate error via status LEDs */
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
|
||||
/* Wait until USB device disconnected */
|
||||
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
|
||||
if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
|
||||
{
|
||||
printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
|
||||
" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
||||
|
||||
/* Indicate error via status LEDs */
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
|
||||
/* Wait until USB device disconnected */
|
||||
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
||||
break;
|
||||
}
|
||||
|
||||
puts_P(PSTR("CDC Device Enumerated.\r\n"));
|
||||
|
||||
USB_HostState = HOST_STATE_Configured;
|
||||
break;
|
||||
case HOST_STATE_Configured:
|
||||
/* Select the data IN pipe */
|
||||
Pipe_SelectPipe(CDC_DATAPIPE_IN);
|
||||
Pipe_Unfreeze();
|
||||
|
||||
/* Check to see if a packet has been received */
|
||||
if (Pipe_IsINReceived())
|
||||
{
|
||||
/* Re-freeze IN pipe after the packet has been received */
|
||||
Pipe_Freeze();
|
||||
|
||||
/* Check if data is in the pipe */
|
||||
if (Pipe_IsReadWriteAllowed())
|
||||
{
|
||||
/* Get the length of the pipe data, and create a new buffer to hold it */
|
||||
uint16_t BufferLength = Pipe_BytesInPipe();
|
||||
uint8_t Buffer[BufferLength];
|
||||
|
||||
/* Read in the pipe data to the temporary buffer */
|
||||
Pipe_Read_Stream_LE(Buffer, BufferLength);
|
||||
|
||||
/* Print out the buffer contents to the USART */
|
||||
for (uint16_t BufferByte = 0; BufferByte < BufferLength; BufferByte++)
|
||||
putchar(Buffer[BufferByte]);
|
||||
}
|
||||
|
||||
/* Clear the pipe after it is read, ready for the next packet */
|
||||
Pipe_ClearIN();
|
||||
}
|
||||
|
||||
/* Re-freeze IN pipe after use */
|
||||
Pipe_Freeze();
|
||||
|
||||
/* Select and unfreeze the notification pipe */
|
||||
Pipe_SelectPipe(CDC_NOTIFICATIONPIPE);
|
||||
Pipe_Unfreeze();
|
||||
|
||||
/* Check if a packet has been received */
|
||||
if (Pipe_IsINReceived())
|
||||
{
|
||||
/* Discard the unused event notification */
|
||||
Pipe_ClearIN();
|
||||
}
|
||||
|
||||
/* Freeze notification IN pipe after use */
|
||||
Pipe_Freeze();
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
*
|
||||
* Main source file for the VirtualSerialHost demo. This file contains the main tasks of
|
||||
* the demo and is responsible for the initial application hardware configuration.
|
||||
*/
|
||||
|
||||
#include "VirtualSerialHost.h"
|
||||
|
||||
/** Main program entry point. This routine configures the hardware required by the application, then
|
||||
* enters a loop to run the application tasks in sequence.
|
||||
*/
|
||||
int main(void)
|
||||
{
|
||||
SetupHardware();
|
||||
|
||||
puts_P(PSTR(ESC_FG_CYAN "CDC Host Demo running.\r\n" ESC_FG_WHITE));
|
||||
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
||||
sei();
|
||||
|
||||
for (;;)
|
||||
{
|
||||
CDC_Host_Task();
|
||||
USB_USBTask();
|
||||
}
|
||||
}
|
||||
|
||||
/** Configures the board hardware and chip peripherals for the demo's functionality. */
|
||||
void SetupHardware(void)
|
||||
{
|
||||
/* Disable watchdog if enabled by bootloader/fuses */
|
||||
MCUSR &= ~(1 << WDRF);
|
||||
wdt_disable();
|
||||
|
||||
/* Disable clock division */
|
||||
clock_prescale_set(clock_div_1);
|
||||
|
||||
/* Hardware Initialization */
|
||||
SerialStream_Init(9600, false);
|
||||
LEDs_Init();
|
||||
USB_Init();
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
|
||||
* starts the library USB task to begin the enumeration and USB management process.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceAttached(void)
|
||||
{
|
||||
puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
|
||||
* stops the library USB task management process.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceUnattached(void)
|
||||
{
|
||||
puts_P(PSTR(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE));
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
|
||||
* enumerated by the host and is now ready to be used by the application.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceEnumerationComplete(void)
|
||||
{
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_READY);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
|
||||
void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
|
||||
{
|
||||
USB_ShutDown();
|
||||
|
||||
printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
|
||||
" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
|
||||
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
for(;;);
|
||||
}
|
||||
|
||||
/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
|
||||
* enumerating an attached USB device.
|
||||
*/
|
||||
void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
|
||||
{
|
||||
printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
|
||||
" -- Error Code %d\r\n"
|
||||
" -- Sub Error Code %d\r\n"
|
||||
" -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
|
||||
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
}
|
||||
|
||||
/** Task to set the configuration of the attached device after it has been enumerated, and to read in
|
||||
* data received from the attached CDC device and print it to the serial port.
|
||||
*/
|
||||
void CDC_Host_Task(void)
|
||||
{
|
||||
uint8_t ErrorCode;
|
||||
|
||||
switch (USB_HostState)
|
||||
{
|
||||
case HOST_STATE_Addressed:
|
||||
puts_P(PSTR("Getting Config Data.\r\n"));
|
||||
|
||||
/* Get and process the configuration descriptor data */
|
||||
if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
|
||||
{
|
||||
if (ErrorCode == ControlError)
|
||||
puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
|
||||
else
|
||||
puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
|
||||
|
||||
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
||||
|
||||
/* Indicate error via status LEDs */
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
|
||||
/* Wait until USB device disconnected */
|
||||
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
||||
break;
|
||||
}
|
||||
|
||||
/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
|
||||
if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
|
||||
{
|
||||
printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
|
||||
" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
||||
|
||||
/* Indicate error via status LEDs */
|
||||
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
||||
|
||||
/* Wait until USB device disconnected */
|
||||
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
||||
break;
|
||||
}
|
||||
|
||||
puts_P(PSTR("CDC Device Enumerated.\r\n"));
|
||||
|
||||
USB_HostState = HOST_STATE_Configured;
|
||||
break;
|
||||
case HOST_STATE_Configured:
|
||||
/* Select the data IN pipe */
|
||||
Pipe_SelectPipe(CDC_DATAPIPE_IN);
|
||||
Pipe_Unfreeze();
|
||||
|
||||
/* Check to see if a packet has been received */
|
||||
if (Pipe_IsINReceived())
|
||||
{
|
||||
/* Re-freeze IN pipe after the packet has been received */
|
||||
Pipe_Freeze();
|
||||
|
||||
/* Check if data is in the pipe */
|
||||
if (Pipe_IsReadWriteAllowed())
|
||||
{
|
||||
/* Get the length of the pipe data, and create a new buffer to hold it */
|
||||
uint16_t BufferLength = Pipe_BytesInPipe();
|
||||
uint8_t Buffer[BufferLength];
|
||||
|
||||
/* Read in the pipe data to the temporary buffer */
|
||||
Pipe_Read_Stream_LE(Buffer, BufferLength);
|
||||
|
||||
/* Print out the buffer contents to the USART */
|
||||
for (uint16_t BufferByte = 0; BufferByte < BufferLength; BufferByte++)
|
||||
putchar(Buffer[BufferByte]);
|
||||
}
|
||||
|
||||
/* Clear the pipe after it is read, ready for the next packet */
|
||||
Pipe_ClearIN();
|
||||
}
|
||||
|
||||
/* Re-freeze IN pipe after use */
|
||||
Pipe_Freeze();
|
||||
|
||||
/* Select and unfreeze the notification pipe */
|
||||
Pipe_SelectPipe(CDC_NOTIFICATIONPIPE);
|
||||
Pipe_Unfreeze();
|
||||
|
||||
/* Check if a packet has been received */
|
||||
if (Pipe_IsINReceived())
|
||||
{
|
||||
/* Discard the unused event notification */
|
||||
Pipe_ClearIN();
|
||||
}
|
||||
|
||||
/* Freeze notification IN pipe after use */
|
||||
Pipe_Freeze();
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,87 +1,87 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
*
|
||||
* Header file for VirtualSerialHost.c.
|
||||
*/
|
||||
|
||||
#ifndef _VIRTUALSERIAL_HOST_H_
|
||||
#define _VIRTUALSERIAL_HOST_H_
|
||||
|
||||
/* Includes: */
|
||||
#include <avr/io.h>
|
||||
#include <avr/wdt.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/power.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <stdio.h>
|
||||
|
||||
#include <LUFA/Version.h>
|
||||
#include <LUFA/Drivers/Misc/TerminalCodes.h>
|
||||
#include <LUFA/Drivers/USB/USB.h>
|
||||
#include <LUFA/Drivers/Peripheral/SerialStream.h>
|
||||
#include <LUFA/Drivers/Board/LEDs.h>
|
||||
|
||||
#include "ConfigDescriptor.h"
|
||||
|
||||
/* Macros: */
|
||||
/** Pipe number for the CDC data IN pipe */
|
||||
#define CDC_DATAPIPE_IN 1
|
||||
|
||||
/** Pipe number for the CDC data OUT pipe */
|
||||
#define CDC_DATAPIPE_OUT 2
|
||||
|
||||
/** Pipe number for the CDC notification pipe */
|
||||
#define CDC_NOTIFICATIONPIPE 3
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
|
||||
#define LEDMASK_USB_NOTREADY LEDS_LED1
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
|
||||
#define LEDMASK_USB_ENUMERATING (LEDS_LED2 | LEDS_LED3)
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that the USB interface is ready. */
|
||||
#define LEDMASK_USB_READY (LEDS_LED2 | LEDS_LED4)
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
|
||||
#define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3)
|
||||
|
||||
/* Function Prototypes: */
|
||||
void SetupHardware(void);
|
||||
void CDC_Host_Task(void);
|
||||
|
||||
void EVENT_USB_Host_HostError(const uint8_t ErrorCode);
|
||||
void EVENT_USB_Host_DeviceAttached(void);
|
||||
void EVENT_USB_Host_DeviceUnattached(void);
|
||||
void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode);
|
||||
void EVENT_USB_Host_DeviceEnumerationComplete(void);
|
||||
|
||||
#endif
|
||||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2010.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, distribute, and sell this
|
||||
software and its documentation for any purpose is hereby granted
|
||||
without fee, provided that the above copyright notice appear in
|
||||
all copies and that both that the copyright notice and this
|
||||
permission notice and warranty disclaimer appear in supporting
|
||||
documentation, and that the name of the author not be used in
|
||||
advertising or publicity pertaining to distribution of the
|
||||
software without specific, written prior permission.
|
||||
|
||||
The author disclaim all warranties with regard to this
|
||||
software, including all implied warranties of merchantability
|
||||
and fitness. In no event shall the author be liable for any
|
||||
special, indirect or consequential damages or any damages
|
||||
whatsoever resulting from loss of use, data or profits, whether
|
||||
in an action of contract, negligence or other tortious action,
|
||||
arising out of or in connection with the use or performance of
|
||||
this software.
|
||||
*/
|
||||
|
||||
/** \file
|
||||
*
|
||||
* Header file for VirtualSerialHost.c.
|
||||
*/
|
||||
|
||||
#ifndef _VIRTUALSERIAL_HOST_H_
|
||||
#define _VIRTUALSERIAL_HOST_H_
|
||||
|
||||
/* Includes: */
|
||||
#include <avr/io.h>
|
||||
#include <avr/wdt.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <avr/power.h>
|
||||
#include <avr/interrupt.h>
|
||||
#include <stdio.h>
|
||||
|
||||
#include <LUFA/Version.h>
|
||||
#include <LUFA/Drivers/Misc/TerminalCodes.h>
|
||||
#include <LUFA/Drivers/USB/USB.h>
|
||||
#include <LUFA/Drivers/Peripheral/SerialStream.h>
|
||||
#include <LUFA/Drivers/Board/LEDs.h>
|
||||
|
||||
#include "ConfigDescriptor.h"
|
||||
|
||||
/* Macros: */
|
||||
/** Pipe number for the CDC data IN pipe */
|
||||
#define CDC_DATAPIPE_IN 1
|
||||
|
||||
/** Pipe number for the CDC data OUT pipe */
|
||||
#define CDC_DATAPIPE_OUT 2
|
||||
|
||||
/** Pipe number for the CDC notification pipe */
|
||||
#define CDC_NOTIFICATIONPIPE 3
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
|
||||
#define LEDMASK_USB_NOTREADY LEDS_LED1
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
|
||||
#define LEDMASK_USB_ENUMERATING (LEDS_LED2 | LEDS_LED3)
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that the USB interface is ready. */
|
||||
#define LEDMASK_USB_READY (LEDS_LED2 | LEDS_LED4)
|
||||
|
||||
/** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
|
||||
#define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3)
|
||||
|
||||
/* Function Prototypes: */
|
||||
void SetupHardware(void);
|
||||
void CDC_Host_Task(void);
|
||||
|
||||
void EVENT_USB_Host_HostError(const uint8_t ErrorCode);
|
||||
void EVENT_USB_Host_DeviceAttached(void);
|
||||
void EVENT_USB_Host_DeviceUnattached(void);
|
||||
void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode);
|
||||
void EVENT_USB_Host_DeviceEnumerationComplete(void);
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1,65 +1,65 @@
|
|||
/** \file
|
||||
*
|
||||
* This file contains special DoxyGen information for the generation of the main page and other special
|
||||
* documentation pages. It is not a project source file.
|
||||
*/
|
||||
|
||||
/** \mainpage CDC Host Demo
|
||||
*
|
||||
* \section SSec_Compat Demo Compatibility:
|
||||
*
|
||||
* The following list indicates what microcontrollers are compatible with this demo.
|
||||
*
|
||||
* - Series 7 USB AVRs
|
||||
*
|
||||
* \section SSec_Info USB Information:
|
||||
*
|
||||
* The following table gives a rundown of the USB utilization of this demo.
|
||||
*
|
||||
* <table>
|
||||
* <tr>
|
||||
* <td><b>USB Mode:</b></td>
|
||||
* <td>Host</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>USB Class:</b></td>
|
||||
* <td>Communications Device Class (CDC)</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>USB Subclass:</b></td>
|
||||
* <td>Abstract Control Model (ACM)</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>Relevant Standards:</b></td>
|
||||
* <td>USBIF CDC Class Standard</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>Usable Speeds:</b></td>
|
||||
* <td>Full Speed Mode</td>
|
||||
* </tr>
|
||||
* </table>
|
||||
*
|
||||
* \section SSec_Description Project Description:
|
||||
*
|
||||
* CDC host demonstration application. This gives a simple reference application
|
||||
* for implementing a USB CDC host, for CDC devices using the standard ACM profile.
|
||||
*
|
||||
* This demo prints out received CDC data through the serial port.
|
||||
*
|
||||
* Not that this demo is only compatible with devices which report the correct CDC
|
||||
* and ACM class, subclass and protocol values. Most USB-Serial cables have vendor
|
||||
* specific features, thus use vendor-specific class/subclass/protocol codes to force
|
||||
* the user to use specialized drivers. This demo is not compatible with such devices.
|
||||
*
|
||||
* \section SSec_Options Project Options
|
||||
*
|
||||
* The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value.
|
||||
*
|
||||
* <table>
|
||||
* <tr>
|
||||
* <td>
|
||||
* None
|
||||
* </td>
|
||||
* </tr>
|
||||
* </table>
|
||||
*/
|
||||
/** \file
|
||||
*
|
||||
* This file contains special DoxyGen information for the generation of the main page and other special
|
||||
* documentation pages. It is not a project source file.
|
||||
*/
|
||||
|
||||
/** \mainpage CDC Host Demo
|
||||
*
|
||||
* \section SSec_Compat Demo Compatibility:
|
||||
*
|
||||
* The following list indicates what microcontrollers are compatible with this demo.
|
||||
*
|
||||
* - Series 7 USB AVRs
|
||||
*
|
||||
* \section SSec_Info USB Information:
|
||||
*
|
||||
* The following table gives a rundown of the USB utilization of this demo.
|
||||
*
|
||||
* <table>
|
||||
* <tr>
|
||||
* <td><b>USB Mode:</b></td>
|
||||
* <td>Host</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>USB Class:</b></td>
|
||||
* <td>Communications Device Class (CDC)</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>USB Subclass:</b></td>
|
||||
* <td>Abstract Control Model (ACM)</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>Relevant Standards:</b></td>
|
||||
* <td>USBIF CDC Class Standard</td>
|
||||
* </tr>
|
||||
* <tr>
|
||||
* <td><b>Usable Speeds:</b></td>
|
||||
* <td>Full Speed Mode</td>
|
||||
* </tr>
|
||||
* </table>
|
||||
*
|
||||
* \section SSec_Description Project Description:
|
||||
*
|
||||
* CDC host demonstration application. This gives a simple reference application
|
||||
* for implementing a USB CDC host, for CDC devices using the standard ACM profile.
|
||||
*
|
||||
* This demo prints out received CDC data through the serial port.
|
||||
*
|
||||
* Not that this demo is only compatible with devices which report the correct CDC
|
||||
* and ACM class, subclass and protocol values. Most USB-Serial cables have vendor
|
||||
* specific features, thus use vendor-specific class/subclass/protocol codes to force
|
||||
* the user to use specialized drivers. This demo is not compatible with such devices.
|
||||
*
|
||||
* \section SSec_Options Project Options
|
||||
*
|
||||
* The following defines can be found in this demo, which can control the demo behaviour when defined, or changed in value.
|
||||
*
|
||||
* <table>
|
||||
* <tr>
|
||||
* <td>
|
||||
* None
|
||||
* </td>
|
||||
* </tr>
|
||||
* </table>
|
||||
*/
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
Loading…
Add table
Add a link
Reference in a new issue