新鮮出爐_ATmage128內(nèi)部EEPROE的應(yīng)用程序

ID:21069 · 發(fā)表于 2018-12-10 15:48

新鮮出爐! ATmage128的EEPROE實(shí)戰(zhàn)！
按按鍵進(jìn)行調(diào)節(jié)模式，相對(duì)應(yīng)LED有不同的反應(yīng)，關(guān)機(jī)后保存數(shù)據(jù)

#include<iom128v.h>
#include<macros.h>

#define uchar unsigned char
#define uint  unsigned int
uint bai, shi, ge;
uchar temp ;
uchar smg[]={0xc0,0xf9,0xa4,0xb0,0x99,
0x92,0x82,0xf8,0x80,0x90,0xff};
uchar tttt(uchar t)
{
      t=0x03;
}
uchar ledsmg(uchar kl);

void delay(uchar n)
{
      uint i=0,j=0;
      for (i=0;i<n;i++)
            for (j=0;j<20;j++);
}

void PO_init(void)
{
      DDRA=0XFF;          //LED IO口設(shè)為輸出
      PORTA=0X00;

      DDRB |=0xff;          //PB4設(shè)為輸出
      PORTB|=0xff;          //關(guān)閉PB4外接的LED

      DDRC=0XFF;          //數(shù)碼管段選設(shè)為輸出
      PORTC=0X00;

      DDRF |=0X03;          //LED及數(shù)碼管鎖存IO口設(shè)為輸出
      PORTF|=0X0E;
      PORTF&=0xF7;          //鎖存數(shù)據(jù)關(guān)閉數(shù)碼管

      DDRD=0;//全部設(shè)為輸入
      PORTD=0xff;//全部上拉
      PIND=0xff;//設(shè)初始值
}

void display(void )
{
      PORTC =smg[bai];
      P5_1;
      P5_0;
      delay(3);

      PORTC =smg[shi];
      P6_1;
      P6_0;
      delay(3);

      PORTC =smg[ge];
      P7_1;
      P7_0;
      delay(3);
}

void data_do(uchar temp_d)
{
      uint shit;
      bai = temp_d/100;                      //分出百，十，和個(gè)位
      shit= temp_d%100;
      shi = shit/10;
      ge  = shit%10;
}

void E_write(uint E_add, uchar E_data)//寫(xiě)字節(jié)數(shù)據(jù)
{
      while(EECR & (1<<EEWE));
      EEARH = 0;
      EEARL = E_add;
      EEDR  = E_data;
      EECR |= (1<<2);
      EECR |= (1<<1);
      SREG |= (1<<7);
}

uchar E_read(uint E_add)  //讀字節(jié)數(shù)據(jù)
{
      while(EECR & (1<<EEWE));
      EEARH = 0;
      EEARL = E_add;
      EECR |= (1<<EERE);
      return EEDR;
}
void key(void)
{
      if(PIND == 0xfe)  //按鍵--加鍵
      {
            delay(3);
            if(PIND == 0xfe)
            {
                     while(PIND == 0xfe);
                     temp++;
                     if(temp>=6)temp=0;
            }
      }
}

void main()
{

PO_init();

      temp=E_read(5);             //讀出記錄

      E_write(5,temp); //寫(xiě)入記錄

      while (1)
      {

            key()

.................................................
代碼只貼一部份，附件中有全部

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新鮮出爐_ATmage128內(nèi)部EEPROE的應(yīng)用程序

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