單片機(jī)溫度測(cè)控系統(tǒng)設(shè)計(jì)計(jì)劃書(shū)(編輯修改稿)
2024-08-30 01:55 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 // Read the 8 most significant bits// of the AD conversion resultunsigned char read_adc(unsigned char adc_input){ADMUX=adc_input | (ADC_VREF_TYPE amp。 0xff)。// Delay needed for the stabilization of the ADC input voltagedelay_us(10)。// Start the AD conversionADCSRA|=0x40。// Wait for the AD conversion to pletewhile ((ADCSRA amp。 0x10)==0)。ADCSRA|=0x10。return ADCH。}// Declare your global variables herefloat Temp。int Temprature。char Char_Array[3]。unsigned char AD_Value=0。unsigned char Temp_Set_Value=20。unsigned char Alarm_Set_Value=80。void HEX_To_AscII(int data,unsigned char * P){ P[2]=(data/100)+0X30。 P[1]=((data%100)/10)+0X30。 P[0]=(data%10)+0X30。 }void main(void){// Declare your local variables here// Crystal Oscillator division factor: 1pragma optsizeCLKPR=0x80。CLKPR=0x00。ifdef _OPTIMIZE_SIZE_pragma optsize+endif// Input/Output Ports initialization// Port B initialization// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=Out Func1=Out Func0=In // State7=T State6=T State5=T State4=T State3=T State2=0 State1=0 State0=T PORTB=0x00。DDRB=0x06。// Port C initialization// Func6=In Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=In // State6=P State5=0 State4=0 State3=0 State2=0 State1=0 State0=T PORTC=0x40。DDRC=0x3E。// Port D initialization// Func7=In Func6=In Func5=In Func4=In Func3=Out Func2=In Func1=In Func0=In // State7=P State6=P State5=T State4=T State3=1 State2=T State1=T State0=T PORTD=0xC8。DDRD=0x08。// Timer/Counter 2 initialization// Clock source: System Clock// Clock value: kHz// Mode: Fast PWM top=0xFF// OC2A output: Disconnected// OC2B output: Inverted PWMASSR=0x00。TCCR2A=0x33。TCCR2B=0
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