/* | |
FreeRTOS V6.0.0 - Copyright (C) 2009 Real Time Engineers Ltd. | |
*************************************************************************** | |
* * | |
* If you are: * | |
* * | |
* + New to FreeRTOS, * | |
* + Wanting to learn FreeRTOS or multitasking in general quickly * | |
* + Looking for basic training, * | |
* + Wanting to improve your FreeRTOS skills and productivity * | |
* * | |
* then take a look at the FreeRTOS eBook * | |
* * | |
* "Using the FreeRTOS Real Time Kernel - a Practical Guide" * | |
* http://www.FreeRTOS.org/Documentation * | |
* * | |
* A pdf reference manual is also available. Both are usually delivered * | |
* to your inbox within 20 minutes to two hours when purchased between 8am * | |
* and 8pm GMT (although please allow up to 24 hours in case of * | |
* exceptional circumstances). Thank you for your support! * | |
* * | |
*************************************************************************** | |
This file is part of the FreeRTOS distribution. | |
FreeRTOS is free software; you can redistribute it and/or modify it under | |
the terms of the GNU General Public License (version 2) as published by the | |
Free Software Foundation AND MODIFIED BY the FreeRTOS exception. | |
***NOTE*** The exception to the GPL is included to allow you to distribute | |
a combined work that includes FreeRTOS without being obliged to provide the | |
source code for proprietary components outside of the FreeRTOS kernel. | |
FreeRTOS 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 and the FreeRTOS license exception along with FreeRTOS; if not it | |
can be viewed here: http://www.freertos.org/a00114.html and also obtained | |
by writing to Richard Barry, contact details for whom are available on the | |
FreeRTOS WEB site. | |
1 tab == 4 spaces! | |
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 long ulISR; | |
unsigned long ulCSR0; | |
unsigned char ucFifoData[ 8 ]; | |
} xISRStatus; | |
/* Structure used to hold the received requests. */ | |
typedef struct | |
{ | |
unsigned char ucReqType; | |
unsigned char ucRequest; | |
unsigned short usValue; | |
unsigned short usIndex; | |
unsigned short 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 char ucBuffer[ usbMAX_CONTROL_MESSAGE_SIZE ]; | |
unsigned long ulNextCharIndex; | |
unsigned long 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( char cByte ); | |
#endif | |