Atmega16l单相逆变器SPWM原理图PCB及源程序

2019-10-21 来源：51hei

Altium Designer画的原理图和PCB图

Atmega16l单片机源码如下：

#include

#define uint unsigned int

#define uchar unsigned char

uchar zd=0,c=0;

uint iv=0,ii=0,ov=0,oi=0,sj=0,b=0;

uchar table[3]={8,8,8};

#pragma data:code

flash uint table1[]={0X3f,0X06,0X5b,0X4f,0X66,0X6d,0X7d,0X07,0X7f,0X6f,0X77,0X7c,0X39,0X5e,0X79,0X71,0X00,

0X40,0XFF};

flash uint table2[]={

0,5,10,16,21,27,32,38,43,48,54,59,64,69,75,80,85,90,95,100,

105,110,115,120,124,129,134,138,143,147,152,156,160,164,168,172,176,180,184,187,

191,194,198,201,204,207,210,213,216,219,221,224,226,228,230,233,234,236,238,240,

241,242,244,245,246,247,247,248,249,249,249,249,250,249,249,249,249,248,247,247,

246,245,244,242,241,240,238,236,234,233,230,228,226,224,221,219,216,213,210,207,

204,201,198,194,191,187,184,180,176,172,168,164,160,156,152,147,143,138,134,129,

125,120,115,110,105,100,95,90,85,80,75,69,64,59,54,48,43,38,32,27,

21,16,10,5,

0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

0,0,0,0};

flash uint table3[]={

0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,

0,0,0,0,

0,5,10,16,21,27,32,38,43,48,54,59,64,69,75,80,85,90,95,100,

105,110,115,120,124,129,134,138,143,147,152,156,160,164,168,172,176,180,184,187,

191,194,198,201,204,207,210,213,216,219,221,224,226,228,230,233,234,236,238,240,

241,242,244,245,246,247,247,248,249,249,249,249,250,249,249,249,249,248,247,247,

246,245,244,242,241,240,238,236,234,233,230,228,226,224,221,219,216,213,210,207,

204,201,198,194,191,187,184,180,176,172,168,164,160,156,152,147,143,138,134,129,

125,120,115,110,105,100,95,90,85,80,75,69,64,59,54,48,43,38,32,27,

21,16,10,5};

#pragma interrupt_handler timer2_capt_isr:5

#pragma interrupt_handler adc_sj:15

void timer2_capt_isr()

{

TCNT2=5;

c++;

if(c>=2)

{

c=0;

OCR1AH=0;

OCR1AL=table2[b];

OCR1BH=0;

OCR1BL=table3[b];

b++;

if(b>=288){b=0;zd++;}

}

void timer1_init()

{

TCCR2=0X01;

TCNT2=5;

OCR1AH=0;

OCR1AL=0;

OCR1BH=0;

OCR1BL=0;

ICR1=250;

TCCR1A=0XA0;

TCCR1B=0X11;

}

void init_devices()

{

DDRD|=BIT(4);

DDRD|=BIT(5);

timer1_init();

MCUCR=0X00;

GICR=0X00;

TIMSK=0X40;

SREG|=BIT(7);

}

void led()//正常指示灯

{

PORTB|=BIT(3);

PORTB&=~BIT(4);

}

void led1()//故障指示灯

{

PORTB&=~BIT(3);

PORTB|=BIT(4);

}

void led2()//报警指示灯

{

PORTB|=BIT(4);

PORTB|=BIT(3);

}

void ad_init(uchar a)//AD转换

{

// uint sj;

SFIOR=0;//设置ADC为连续工作模式

ADMUX=a;//设置那一路ADC转换

ADCSR=0X80;//ADC转换使能

ADCSR|=BIT(ADSC);//启动ADC

ADCSR|=BIT(ADIE);

SREG|=BIT(7);

// while(!(ADCSR&(BIT(ADIF))));//等待ADC转换完成

// sj=ADCL;

// sj=sj+256*ADCH;

// ADCSR|=BIT(ADIF);

// ADCSR=0X00;//关闭ADC

// return sj;

}

void show(uchar bai,uchar shi,uchar ge )

{

PORTC=table1[bai];

PORTA|=BIT(7);

PORTA&=~BIT(7);

PORTC=table1[shi];

PORTA|=BIT(6);

PORTA&=~BIT(6);

PORTC=table1[ge];

PORTA|=BIT(5);

PORTA&=~BIT(5);

}

void adc_sj()

{

sj=ADCL;

sj=sj+256*ADCH;

ADCSR|=BIT(ADIF);

ADCSR=0X00;//关闭ADC

}

void delay(uint ms)

{

uint x,y;

for(x=0;x {

for(y=0;y<1141;y++);

}

void main()

{

uchar f=0;

uint ci=0;

DDRC=0XFF;

DDRA|=BIT(5);

DDRA|=BIT(6);

DDRA|=BIT(7);

PORTC=0X00;

PORTA&=~BIT(7);

PORTA&=~BIT(6);

PORTA&=~BIT(5);

DDRA&=~BIT(1);

PORTA&=~BIT(1);

DDRA&=~BIT(4);

PORTA&=~BIT(4);

DDRB|=BIT(3);

DDRB|=BIT(4);

PORTB&=~BIT(3);

PORTB&=~BIT(4);

DDRB|=BIT(6);

PORTB&=~BIT(6);

init_devices();

while(1)

{

if(zd>=80)

{

zd=0;

switch(f)

{

case 0: table[0]=1;table[1]=17;table[2]=17;f++;ad_init(0x44);

break;

case 1:sj=sj/51;iv=sj;table[0]=iv/100;table[1]=iv%100/10;table[2]=iv%10;f++;sj=0;led();

break;

case 2: table[0]=2;table[1]=17;table[2]=17;f++;

break;

……………………

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