74 lines
1.2 KiB
C
74 lines
1.2 KiB
C
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#include <reg52.h>
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#include <intrins.h>
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#include "delay.h"
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#include "main.h"
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#include "display.h"
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void fresh_wave();
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unsigned char digital=0;
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unsigned char fresh_flag=0;
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#ifdef MODE_1
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void fresh_wave()
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{
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digital++;
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P1=digital;
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}
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#endif
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#ifdef MODE_2
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unsigned char add_flag=0;
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void fresh_wave()
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{
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if(!add_flag)
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digital++;
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else
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digital--;
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if(digital==0&&add_flag)
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add_flag=0;
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else if(digital==255&&(!add_flag))
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add_flag=1;
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P1=digital;
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}
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#endif
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#ifdef MODE_3
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const unsigned char sine_var[]={128,136,143,151,159,167,174,182,189,196,202,209,215,220,226,231,235,239,243,246,249,251,253,254,255,255,255,254,253,251,249,246,243,239,235,231,226,220,215,209,202,196,189,182,174,167,159,151,143,136,128,119,112,104,96,88,81,73,66,59,53,46,40,35,29,24,20,16,12,9,6,4,2,1,0,0,0,1,2,4,6,9,12,16,20,24,29,35,40,46,53,59,66,73,81,88,96,104,112,119};
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void fresh_wave()
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{
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digital=sine_var[count%100];
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P1=digital;
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}
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#endif
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void time() interrupt 1
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{
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TH0 = TH;
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TL0 = TL+15;
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fresh_flag=1;
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#ifdef MODE_3
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count++;
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#endif
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}
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int main()
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{
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//P1 <20><>
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setConfig();
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while(1)
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{
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if(fresh_flag==1)
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{
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fresh_flag=0;
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fresh_wave();
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set_display(digital);
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}
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#ifndef MODE_3
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fresh_display();
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#endif
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}
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}
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