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这是最后实现的，求帮忙，不会写中断程序。下面是程序：
/***************************************************** This program was produced by the CodeWizardAVR V2.03.4 Standard Automatic Program Generator ?Copyright 1998-2008 Pavel Haiduc, HP InfoTech s.r.l. http://www.hpinfotech.com Project : Version : Date : 2012-10-18 Author : Company : Comments: Chip type : ATmega8 Program type : Application Clock frequency : 8.000000 MHz Memory model : Small External RAM size : 0 Data Stack size : 256 *****************************************************/ #include #include #define ADC_VREF_TYPE 0x40 unsigned char ch[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f}; // ADC interrupt service routine interrupt [ADC_INT] void adc_isr(void) { unsigned int adc_data; // Read the AD conversion result adc_data=ADCW; // Place your code here } // Declare your global variables here void delay(int k) {unsigned char h; unsigned int j; for(h=0;h<124;h++) for(j=0;j } void main(void) { unsigned char i; // Declare your local variables here // Input/Output Ports initialization // Port B initialization // Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out // State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 PORTB=0x00; DDRB=0xFF; // Port C initialization // Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In // State6=T State5=T State4=T State3=T State2=T State1=T State0=T PORTC=0x00; DDRC=0x00; // Port D initialization // Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out // State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 PORTD=0x00; DDRD=0xFF; // Timer/Counter 0 initialization // Clock source: System Clock // Clock value: Timer 0 Stopped TCCR0=0x00; TCNT0=0x00; // Timer/Counter 1 initialization // Clock source: System Clock // Clock value: Timer 1 Stopped // Mode: Normal top=FFFFh // OC1A output: Discon. // OC1B output: Discon. // Noise Canceler: Off // Input Capture on Falling Edge // Timer 1 Overflow Interrupt: Off // Input Capture Interrupt: Off // Compare A Match Interrupt: Off // Compare B Match Interrupt: Off TCCR1A=0x00; TCCR1B=0x00; TCNT1H=0x00; TCNT1L=0x00; ICR1H=0x00; ICR1L=0x00; OCR1AH=0x00; OCR1AL=0x00; OCR1BH=0x00; OCR1BL=0x00; // Timer/Counter 2 initialization // Clock source: System Clock // Clock value: Timer 2 Stopped // Mode: Normal top=FFh // OC2 output: Disconnected ASSR=0x00; TCCR2=0x00; TCNT2=0x00; OCR2=0x00; // External Interrupt(s) initialization // INT0: Off // INT1: Off MCUCR=0x00; // Timer(s)/Counter(s) Interrupt(s) initialization TIMSK=0x00; // Analog Comparator initialization // Analog Comparator: Off // Analog Comparator Input Capture by Timer/Counter 1: Off ACSR=0x80; SFIOR=0x00; // ADC initialization // ADC Clock frequency: 125.000 kHz // ADC Voltage Reference: AVCC pin ADMUX=ADC_VREF_TYPE & 0xff; ADCSRA=0x8E; // Global enable interrupts #asm("sei") while (1) { PORTD=ch[i]; delay(500); i++; if(i==10)i=0; if(i==3) PORTB|=0x09; else { if(i==7) PORTB|= 0x12; else PORTB|=0X24; } // Place your code here }; } 
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