/* | |
FreeRTOS.org V5.1.0 - Copyright (C) 2003-2008 Richard Barry. | |
This file is part of the FreeRTOS.org distribution. | |
FreeRTOS.org is free software; you can redistribute it and/or modify | |
it under the terms of the GNU General Public License as published by | |
the Free Software Foundation; either version 2 of the License, or | |
(at your option) any later version. | |
FreeRTOS.org is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
GNU General Public License for more details. | |
You should have received a copy of the GNU General Public License | |
along with FreeRTOS.org; if not, write to the Free Software | |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
A special exception to the GPL can be applied should you wish to distribute | |
a combined work that includes FreeRTOS.org, without being obliged to provide | |
the source code for any proprietary components. See the licensing section | |
of http://www.FreeRTOS.org for full details of how and when the exception | |
can be applied. | |
*************************************************************************** | |
*************************************************************************** | |
* * | |
* SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, * | |
* and even write all or part of your application on your behalf. * | |
* See http://www.OpenRTOS.com for details of the services we provide to * | |
* expedite your project. * | |
* * | |
*************************************************************************** | |
*************************************************************************** | |
Please ensure to read the configuration and relevant port sections of the | |
online documentation. | |
http://www.FreeRTOS.org - Documentation, latest information, license and | |
contact details. | |
http://www.SafeRTOS.com - A version that is certified for use in safety | |
critical systems. | |
http://www.OpenRTOS.com - Commercial support, development, porting, | |
licensing and training services. | |
*/ | |
#ifndef USB_CDC_H | |
#define USB_CDC_H | |
#include "usb.h" | |
#define USB_CDC_QUEUE_SIZE 200 | |
/* Structure used to take a snapshot of the USB status from within the ISR. */ | |
typedef struct X_ISR_STATUS | |
{ | |
unsigned portLONG ulISR; | |
unsigned portLONG ulCSR0; | |
unsigned portCHAR ucFifoData[ 8 ]; | |
} xISRStatus; | |
/* Structure used to hold the received requests. */ | |
typedef struct | |
{ | |
unsigned portCHAR ucReqType; | |
unsigned portCHAR ucRequest; | |
unsigned portSHORT usValue; | |
unsigned portSHORT usIndex; | |
unsigned portSHORT usLength; | |
} xUSB_REQUEST; | |
typedef enum | |
{ | |
eNOTHING, | |
eJUST_RESET, | |
eJUST_GOT_CONFIG, | |
eJUST_GOT_ADDRESS, | |
eSENDING_EVEN_DESCRIPTOR, | |
eREADY_TO_SEND | |
} eDRIVER_STATE; | |
/* Structure used to control the data being sent to the host. */ | |
typedef struct | |
{ | |
unsigned portCHAR ucBuffer[ usbMAX_CONTROL_MESSAGE_SIZE ]; | |
unsigned portLONG ulNextCharIndex; | |
unsigned portLONG ulTotalDataLength; | |
} xCONTROL_MESSAGE; | |
/*-----------------------------------------------------------*/ | |
void vUSBCDCTask( void *pvParameters ); | |
/* Send cByte down the USB port. Characters are simply buffered and not | |
sent unless the port is connected. */ | |
void vUSBSendByte( portCHAR cByte ); | |
#endif | |