#include #include using namespace std; typedef struct f{ double T; unsign int div; unsign int sc; unsign int c; } #define μs 0.000001 f fArray[]={{0.04*μs,2,1,1},{08*μs,4,1,1},{0.16*μs,8,1,1},{0.32*μs,16,1,1},{10.24*μs,2,256,1},{20.48*μs,4,256,1}{40.9601*μs,8,256,1},{81.9188*μs,16,256,1},{0.0026214,2,1,65535},{0.0052428,4,1,65535 },{0.0104856,8,1,65535},{0.0209712,16,1,65535 },{0.6710,2,256,65535},{1.3421,4,256,65535}{2.6843,8,256,65535},{5.3685,16,256,65535}}; #define TCFG0 (*(volatile unsigned *)0x51000000) #define TCFG1 (*(volatile unsigned *)0x51000004) #define TCON (*(volatile unsigned *)0x51000008) #define TCNTB0 (*(volatile unsigned *)0x5100000C) #define TCNTB1 (*(volatile unsigned *)0x51000018) #define TCNTB2 (*(volatile unsigned *)0x51000024) #define TCNTB3 (*(volatile unsigned *)0x51000030) #define TCNTB4 (*(volatile unsigned *)0x5100003C) #define TCMPB0 (*(volatile unsigned *)0x51000010) #define TCMPB1 (*(volatile unsigned *)0x5100001C) #define TCMPB2 (*(volatile unsigned *)0x51000028) #define TCMPB3 (*(volatile unsigned *)0x51000034) #define GPBCON (*(volatile unsigned *)0x56000010) #define GPBUP (*(volatile unsigned *)0x56000018) #define GPBDAT (*(volatile unsigned *)0x56000014) void timerCon(double ,int ,float dc ); int main() { int timer double delay; float dc; printf ("\nWith which timer are you going to work?1,2,3,4,5"); scanf("%d",&timer); if(timer>0&&timer<6){ printf ("\nInput the delay\n") ; scanf("%lf"&delay); printf("\n Give a duty cycle %"); scanf("%f",&dc); timerCon (delay,timer,dc); } else printf ("\nThere is not such timer"); return 0; } void timerCon(double delay,int tn,float dc){ f temp={fArray[0].T,fArray[0].div,fArray[0].sc,fArray[0].c}; if(delay >0.04*μs&&delay <5.3685){ for(int i=0;fArray[i].T<=delay;i++){ if(fArray[i].c==65535){ if(fArray[i].div<16) temp.div=fArray[i].div*2; else { temp.div=2; temp.sc=256; } } } else{ printf("\nThe counter doesn't suit for the given delay\n"); return ; } for(int i=0;i<9;i++) if(temp.div==fArray[i].div&&temp.sc==fArray[i].sc) temp.T=fArray[i].T; temp.c=(unsigned int)(delay / temp.T); int div; int cmp=(int)((float )temp.c*dc/100); switch (temp.div) { case 2: div=0;break ; case 4: div=1;break ; case 8: div=2;break ; case 16:div=3;break ; } switch (tn -1) { case 0,1: *TCFG0 &=~0xff; *TCFG0 |=(temp.sc-1); if(!(tn-1)){ *TCFG1 &=!0xf; *TCFG1 |=div; *TCNTB0 &=temp.c; *TCON |=(1<<3); *TCMPB0 &=cmp; *GPBCON &=~3; *GPBCON |=2; *GPBUP &=~1; *TCON &=1; int temp; while (1){ temp=(*GPBDAT&1); *GPBCON &=~1; *GPBDAT=temp; *GPBCON |=2; }; } else{ *TCFG1 &=!(0xf<<3); *TCFG1 |=(div<<3); *TCNTB1 &=temp.c; *TCON |=(1<<11); *TCMPB1 &=cmp; *GPBCON &=~(3<<2); *GPBCON |=2<<2; *GPBUP &=~2; *TCON &=(1<<7); } break ; case 2,3,4: *TCFG0 &=~(0xff<<7); *TCFG0 |=((temp.sc-1)<<7); if((tn-1)==2){ *TCFG1 &=!(0xf<<7); *TCFG1 |=(div<<7); *TCNTB2 &=temp.c; *TCON |=(1<<15); *TCMPB2 &=cmp; *GPBCON &=~(3<<4); *GPBCON |=2<<4; *GPBUP &=~4; *TCON &=(1<<11); } else if((tn-1)==3){ *TCFG1 &=!(0xf<<11); *TCFG1 |=(div<<11); *TCNTB3 &=temp.c; *TCON |=(1<<19); *TCMPB3 &=cmp; *GPBCON &=~(3<<6); *GPBCON |=2<<6; *GPBUP &=~8; **TCON |=(1<<11); }else { *TCFG1 &=!(0xf<<15); *TCFG1 |=(div<<15); *TCNTB4 &=temp.c; *TCON |=(1<<22); printf("\nTimer 5 has no duty cycle\n"); *TCON &=(1<<19); } } }

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