random.c

基于cc2430的无限通信实例

/******************************************************************************
Filename:     random.c
Target:       cc2430
Revised:      16/12-2005
Revision:     1.0

Description:
    This application shows how to create a random sequence of bytes. The sequence
    is displayed on the LCD and used to toggle the green and yellow LEDs.

******************************************************************************/

#include <string.h>
#include "RF04EB.h"
#include "app_ex.h"
#include "menu.h"
#include "lcd128_64.h"
#include "hal.h"

void initRandom(void);
void random_main(void);


/******************************************************************************
* @fn  initRandom
*
* @brief
*      Initializes the components for the random generator application example.
*
* Parameters:
*
* @param  void
*
* @return void
*
******************************************************************************/
void initRandom(void)
{
   DISABLE_ALL_INTERRUPTS();

   halInitRandomGenerator();

   INIT_GLED();
   INIT_YLED();
}


/******************************************************************************
* @fn  random_main
*
* @brief
*      Main function.
*
* Parameters:
*
* @param  void
*
* @return void
*
******************************************************************************/
#ifdef COMPLETE_APPLICATION
void random_main(void){
#else
void main(void){
#endif

   UINT8 i, rand;
   UINT8 arr[13] = {0};

   TopDisp = 8;
   initRandom();
   ClearScreen();
   Print(0,5,"--RANDOM TEST--",1);
   Rectangle(10 , 3 , 100 , 5);


      //read random register
      for(i = 0; (i < 12); i++)
      {
         GET_RANDOM_BYTE(rand);

         SET_LED_MASK( rand );

         // randChar is equal a random value between 'A' and 'Z'
         // in the ascii table
         arr[i] = 'A' + (rand % ('z' - 'a')) ;
         Print6(4,20, arr,1);
         Print6(7,13,"<CANCEL TO ESC>",1);
         halWait(0x0F);
      }
      while (K_CANCEL != ScanKey());
      while(ScanKey() != 0Xff);
      halWait(5);
      GLED = YLED = LED_OFF;
      return;


}