keyboard_test.c

IARSOURCECODE是基于LPC2478嵌入式软件IAR EWARM V4.42的应用实例代码

#include "LPC2468.h"                        /* LPC24xx definitions */
#include "type.h"
#include "irq.h"
#include "target.h"
#include "timer.h"

#include "fio.h"
#include "keyboard.h"
#include "uart0.h"

/*****************************************************************************
**   Main Function  main()
******************************************************************************/
int main (void)
{
    unsigned char keyvalue=0,char_buf[]="Key    has pressed!\r\n";

    DWORD counter=0,i;

    TargetResetInit();
    enable_timer(0);
    Key_Init();
    LedsInit();
    UART0Init(9600);

    while ( 1 )
	{
          keyvalue = KeyScan();
          if(keyvalue != 0)
          {
	    LedOn(4-keyvalue);
            delayMs(0,200);
            char_buf[4] = 0x30 + keyvalue/10;
            char_buf[5] = 0x30 + keyvalue%10;
            UART0_puts(char_buf);
  	    LedOff(4-keyvalue);
          }
	}

}

/*****************************************************************************
**                            End Of File
*****************************************************************************/