main.c

来自「程序可作为Bootloader(支持启动脚本功能)、支持GDB源代码级调试、Fl」· C语言 代码 · 共 63 行

//========================================================================
//
//    main.c
//
//    ARM LED main functions for STRONG GOLD BOARD
//
//========================================================================
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    Sonys <[e-mail]>
// Contributors: 
// Date:         2004-06-17
// Purpose:      
// Description:
//
// Copyright (C) 2004 DevBone Software 
// All rights reserved.
//####DESCRIPTIONEND####
//==========================================================================
char chmod1[]={0x48,0xeb,0x52, 0x62,0xe1,0x64,0x44,0xea,0x40,0x60,0xC0,0x45,0x5c,0x43,0x54,0xd4};

void LedOut(unsigned char ch, unsigned char flag)
{
    unsigned short   value;
    volatile short *p = (volatile short *)0x6080000;

    if (flag) {
      value = chmod1[ch/16];
      value <<= 8;
      value |= chmod1[ch%16];
    
    } else {
      if (ch>99) ch = ch % 100;
      value = chmod1[ch/10];
      value <<= 8;
      value |= chmod1[ch%10];
    }

    *p = value;
}

void LedTest()
{
  unsigned int i;

  //OutPut(0,"Start 8-SEG Led Test!\n");
  for (i=0;i<100;i++) {
    LedOut(i,0);
    Delay(500);
  }
  //OutPut(0,"Finish 8-SEG Led Test!\n");
}

int main(void)
{
	while(1) 
	{
		LedTest();
	}
}