download.c

ST ARM STR7系列在应用编程示例.采用串口下载.可供参考

/******************** (C) COPYRIGHT 2004 STMicroelectronics ********************
* File Name          : download.c
* Author             : MCD Application Team
* Date First Issued  : 10/25/2004
* Description        : This file provides a software which allows to download image 
*                      to internal RAM
********************************************************************************
* History:
*  10/25/2004 : Created
*  11/24/2004 : IAP Version 1.0
********************************************************************************
THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS WITH
CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. AS A 
RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT OR 
CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT OF SUCH 
SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION CONTAINED HEREIN
IN CONNECTION WITH THEIR PRODUCTS.
********************************************************************************/

#include "common.h"

extern char file_name[FILE_NAME_LENGTH];
/*******************************************************************************
* Function Name  : SerialDownload
* Description    : Download a file via serial port 
* Input          : None 
* Return         : None                                                               
*******************************************************************************/
void SerialDownload (void)
{
  char Number[10];
  s32 Size, DownloadAddr;
  DownloadAddr = 0x20002000;
  SerialPutString("Waiting for the file to be sent ... (press 'a' to abort)\n\r");
  Size = Ymodem_Receive((char *)DownloadAddr);
  if (Size > 0)
  {
    SerialPutString("\n\n\rTransfer Completed!\r\nName: ");
    SerialPutString(file_name);
    Int2Str(Number,Size);
    SerialPutString("\n\rSize: ");
    SerialPutString(Number);
    SerialPutString(" Bytes\r\n");
    gimagesize = Size;
  }
  else if (Size < 0)
  {
    SerialPutString("\n\rAborted by user.\n\r");
  }
  else
  {
    SerialPutString("\n\rFailed to receive the file!\n\r");
  }
  return;
}
/*******************(C)COPYRIGHT 2004 STMicroelectronics *****END OF FILE****/