kilimont
Newbie level 2
i an getting errors for my program
Code C - [expand] 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 #include <avr/io.h> #include <avr/interrupt.h> #include <util/delay.h> #include "lcd.h" volatile uint16_t count=0; //Main revolution counter volatile uint16_t rpm=0; //Revolution per minute volatile uint16_t rps=0; //Revolution per second void Wait() { uint8_t i; for(i=0;i<2;i++) { _delay_loop_2(0); } } int main() { LCDInit(LS_NONE); LCDWriteString("RPM Meter"); LCDWriteStringXY(0,1,"- by kilimont"); Wait(); Wait(); Wait(); Wait(); //Init INT0 MCUCR|=(1<<ISC01); //Falling edge on INT0 triggers interrupt. GICR|=(1<<INT0); //Enable INT0 interrupt //Timer1 is used as 1 sec time base //Timer Clock = 1/1024 of sys clock //Mode = CTC (Clear Timer On Compare) TCCR1B|=((1<<WGM12)|(1<<CS12)|(1<<CS10)); //Compare value=976 OCR1A=976; TIMSK|=(1<<OCIE1A); //Output compare 1A interrupt enable //Enable interrupts globaly sei(); //LED Port as output DDRB|=(1<<PB1); LCDClear(); LCDWriteStringXY(0,0,"RPM ="); LCDWriteStringXY(0,1,"RPS ="); while(1) { LCDWriteIntXY(6,0,rpm,5); LCDWriteIntXY(6,1,rps,5); if(PIND & (1<<PD2)) { PORTB|=(1<<PB1); } else { PORTB&=(~(1<<PB1)); } Wait(); } } ISR(INT0_vect) { //CPU Jumps here automatically when INT0 pin detect a falling edge count++; } ISR(TIMER1_COMPA_vect) { //CPU Jumps here every 1 sec exactly! rps=count; rpm=rps*60; count=0; }
Warning 1 implicit declaration of function 'LCDInit'
Error 2 'LS_NONE' undeclared (first use in this function)
Warning 3 each undeclared identifier is reported only once for each function it appears in
Warning 4 implicit declaration of function 'LCDWriteString'
Warning 5 implicit declaration of function 'LCDWriteStringXY'
Warning 6 implicit declaration of function 'LCDClear'
Warning 7 implicit declaration of function 'LCDWriteIntXY'
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