1 files changed, 100 insertions, 0 deletions
diff --git a/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/VirtualComport_Loopback/src/main.c b/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/VirtualComport_Loopback/src/main.c
new file mode 100644
index 0000000..a3a1aa8
--- /dev/null
+++ b/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/VirtualComport_Loopback/src/main.c
@@ -0,0 +1,100 @@
+/**
+  ******************************************************************************
+  * @file    main.c
+  * @author  MCD Application Team
+  * @version V4.0.0
+  * @date    21-January-2013
+  * @brief   Virtual Com Port Demo main file
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
+  *
+  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+  * You may not use this file except in compliance with the License.
+  * You may obtain a copy of the License at:
+  *
+  *        http://www.st.com/software_license_agreement_liberty_v2
+  *
+  * Unless required by applicable law or agreed to in writing, software 
+  * distributed under the License is distributed on an "AS IS" BASIS, 
+  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  * See the License for the specific language governing permissions and
+  * limitations under the License.
+  *
+  ******************************************************************************
+  */
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "hw_config.h"
+#include "usb_lib.h"
+#include "usb_desc.h"
+#include "usb_pwr.h"
+
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+/* Extern variables ----------------------------------------------------------*/
+extern __IO uint8_t Receive_Buffer[64];
+extern __IO  uint32_t Receive_length ;
+extern __IO  uint32_t length ;
+uint8_t Send_Buffer[64];
+uint32_t packet_sent=1;
+uint32_t packet_receive=1;
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+/*******************************************************************************
+* Function Name  : main.
+* Descriptioan    : Main routine.
+* Input          : None.
+* Output         : None.
+* Return         : None.
+*******************************************************************************/
+int main(void)
+{
+  Set_System();
+  Set_USBClock();
+  USB_Interrupts_Config();
+  USB_Init();
+  
+  while (1)
+  {
+    if (bDeviceState == CONFIGURED)
+    {
+      CDC_Receive_DATA();
+      /*Check to see if we have data yet */
+      if (Receive_length  != 0)
+      {
+        if (packet_sent == 1)
+          CDC_Send_DATA ((unsigned char*)Receive_Buffer,Receive_length);
+        Receive_length = 0;
+      }
+    }
+  }
+} 
+
+#ifdef USE_FULL_ASSERT
+/*******************************************************************************
+* Function Name  : assert_failed
+* Description    : Reports the name of the source file and the source line number
+*                  where the assert_param error has occurred.
+* Input          : - file: pointer to the source file name
+*                  - line: assert_param error line source number
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void assert_failed(uint8_t* file, uint32_t line)
+{
+  /* User can add his own implementation to report the file name and line number,
+     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
+
+  /* Infinite loop */
+  while (1)
+  {}
+}
+#endif
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/