2atmega48.c

数码管显示交流稳压器,使用A48单片机编写,C言语

Target : a48
Crystal: 8.0000Mhz
//市
#include <iom48v.h>
#include <macros.h>
#include <stdio.h>

//volatile
//变量定义
 unsigned int Output_Load,AC_frequency,out_v,Bat_c,Shutdown_T,ADC_Value;
 static unsigned char cyc_count,CycleDat_A,CycleDat_B,Cycle_dat,
 PwmOFFtime,PwmONtime,PWMflag,sys_delay,PWM10ms_data;
 static unsigned int Battery_Value,ADC_Sample_ADD,in_AC_cycle,Input_AcValue,
       T_1000ms_timer,Output_Value,RX_index,CommStatus,BAT_Work_maxtime,Fault_waitTime;
 static unsigned char Key_time,Key_statu,sys,BAT,OnInvDelay,In_Frequency,Test_time,
       PWM,ACCut_count,delay_us_timer,delay_ms_timer,delay_s_timer,ReC[4];
 unsigned char take_data,BCD_I,BCD_II,BCD_III,Out_Load,BCD_data, mytimer,Temp_Value,Power_Status,InitPWM_T
                ,j0,Send_S,TX_Count,UPS_STDis,Buzz_time,Buzz_count,Buzz_status,Load_PWM,OverLoad_Count,com_off;
 
  unsigned char III[39]="#KEBO            UPS-650HP  VER 1.01  \r";
  unsigned char FFF[22]="#230.0 2.8 12.00 50.0\r",MMM[47],ST[8];
 
//宏定义
//#define ADC_over ((ADCSRA&0x10)==0) 
#define on_M3 (PORTB&=~BIT(2))
#define cut_M3 (PORTB|=BIT(2))
#define on_M5 (PORTB|=BIT(1))
#define cut_M5 (PORTB&=~BIT(1))
#define on_M4 (PORTB&=~BIT(4))
#define cut_M4 (PORTB|=BIT(4))
#define on_M6 (PORTB|=BIT(3))
#define cut_M6 (PORTB&=~BIT(3))
#define on_300v	(PORTD&=~BIT(7))
#define off_300v (PORTD|=BIT(7))
#define on_charge (PORTD|=BIT(6))
#define off_charge (PORTD&=~BIT(6))
#define on_relay (PORTC|=BIT(3))
#define off_relay (PORTC&=~BIT(3))
#define on_RedLED (PORTC |=BIT(5))
#define off_RedLED (PORTC&=~BIT(5))
//#define on_RedLED (PORTD |=BIT(3))
//#define off_RedLED (PORTD&=~BIT(3))
//#define on_YLED	(PORTD|=BIT(4))
//#define off_YLED (PORTD&=~BIT(4))
#define on_YLED	(PORTD|=BIT(3))
#define off_YLED (PORTD&=~BIT(3))
#define on_GreLED (PORTD|=BIT(4))
#define off_GreLED (PORTD&=~BIT(4))
#define on_Buzz (PORTB |=BIT(5))
#define off_Buzz (PORTB&= ~BIT(5))
#define RS232_command_on(){CommStatus=RSTART;RX_index=0;UCSR0B|=BIT(RXCIE0);}

//Buzz_status*/
#define stop  0xff
#define normal  0x00

//常量定义
#define Key_down 0b00100000
#define turn_on	 1

#define OUT230V 57435	   		  
#define PWM10ms 100
#define M3_ON 0
#define M4_ON 1
#define M5_ON 2
#define M6_ON 3

//系统状态定义(sys)
#define AC_Normal 0
#define bat_work  1
#define over_load 2
#define fault     8
#define Test  0x0f


#define RSTART 0
#define REND   1
#define WSTART 2
#define WEND   3
#define	off    4
//电池状态（ BAT ）
#define bat_ok 1
#define bat_lower 2
#define bat_Protect 4
#define bat_overcharge 8

#define FRAMING_ERROR (1 << FE0)
#define PARITY_ERROR (1 << UPE0)
#define DATA_OVERRUN (1 << DOR0)
#define DATA_REGISTER_EMPTY (1<<UDRE0)
#define RX_COMPLETE (1<<RXC0)
//key_status
#define cl 1
#define do 2



 void port_init(void)
{
PORTB = 0x00;
 DDRB  = 0x3F;
 PORTC = 0x00; //m103 output only
 DDRC  = 0b11101001;
 PORTD = 0b10000100;
 DDRD  = 0b11011010;;
}

//TIMER0 initialize - prescale:8
// WGM: Normal
// desired value: 100uSec
// actual value: 100.000uSec (0.0%)
void timer0_init(void)
{
 TCCR0B = 0x00; //stop
 TCNT0 = 0x9d; //set count
 TCCR0A = 0x00; 
 TCCR0B = 0x02; //start timer
}

#pragma interrupt_handler timer0_ovf_isr:17
void timer0_ovf_isr(void)
{
 TCNT0 += 0x9d;
 if(in_AC_cycle!=0)in_AC_cycle--;
 if(OnInvDelay!=0)OnInvDelay--;
 if(Cycle_dat<0xfe){Cycle_dat++;}
 if(delay_us_timer!=0)delay_us_timer--;//100uS延时
 if(sys==bat_work||sys==Test)
    {   
    
 if(OnInvDelay==0)
      {
 if(PWMflag==0){run_pwm0();}
 if(PWMflag==1){run_pwmx();}
 if(PWMflag==2){run_pwm1();}
 if(PWMflag==3){run_pwmx();}                                      
                }      
             }
     else{cut_M3;cut_M4;cut_M5;cut_M6;}//如果出现过载，市电或电池故障则关断输出逆变。
       }

//-------------------------------------
void run_pwm0(void)
{
if(PwmONtime==0){
	off_300v;cut_M5;
	PwmOFFtime=PWM10ms_data-PWM;
	PWMflag++;}
else{
PwmONtime--;
on_M5;
on_M4;
cut_M3;
off_charge;
if(PwmONtime<PWM-3){on_300v;}
}
}
//------------------------------------
void run_pwmx(void)
{cut_M5;cut_M6;on_M3;on_M4;on_charge;
if(PwmOFFtime==0)
{PwmONtime=PWM;PWMflag++;if(PWMflag>3){PWMflag=0;}}
else{PwmOFFtime--;}}
void run_pwm1(void)
{
if(PwmONtime==0){off_300v;cut_M6;PwmOFFtime=PWM10ms_data-PWM;PWMflag++;}
else{PwmONtime--;cut_M4;on_M6;on_M3;off_charge;if(PwmONtime<PWM-3){on_300v;}}
}

//TIMER1 initialize - prescale:8
// WGM: 0) Normal, TOP=0xFFFF
// desired value: 1mSec
// actual value:  1.000mSec (0.0%)

void timer1_init(void)
{
 TCCR1B = 0x00; //stop
 TCNT1H = 0xFC; //setup
 TCNT1L = 0x18;
 OCR1AH = 0x03;
 OCR1AL = 0xE8;
 OCR1BH = 0x03;
 OCR1BL = 0xE8;
 ICR1H  = 0x03;
 ICR1L  = 0xE8;
 TCCR1A = 0x00;
 TCCR1B = 0x02; //start Timer
}
//#pragma vector=TIMER1_OVF_vect
//__interrupt void timer1_user_isr(void)
//{
 //watchdog timeout
//}
#pragma interrupt_handler timer1_ovf_isr:14
void timer1_ovf_isr(void)
{

 TCNT1H = 0xFC; //reload counter high value
 TCNT1L = 0x18; //reload counter low value
 
 
 if(mytimer>20){mytimer=0;if(Buzz_time!=0)Buzz_time--;}mytimer++;
 if(T_1000ms_timer!=0){T_1000ms_timer--;}
 else
 {T_1000ms_timer=1000;
 BAT_Work_maxtime++;
 Fault_waitTime++;
 if(sys_delay!=0)sys_delay--;
 if(Test_time!=0)Test_time--;
 if (delay_s_timer!=0)delay_s_timer--;
 if(Shutdown_T!=0)Shutdown_T--;
 }
 if(delay_ms_timer!=0)delay_ms_timer--;
 if((PIND & BIT(5)))Key_time++;else{Key_statu=do;Key_time=0;}

  
  //断电测试-------------
  if(sys==AC_Normal){
       if(sys_delay==0)
       {
  ADMUX = 0b01000100;  //select adc input 4
 ADCSRA = 0b11000010;
 while((ADCSRA&0x10)==0);
 {
 ADCSRA|=(1<<ADIF);
 ADC_Value=ADCL;
 ADC_Value|=ADCH<<8;}
 if((ADC_Value<470)&&(ADC_Value>348))
 {ACCut_count++;}
 else{ACCut_count=0;}
 if(ACCut_count>4)
 {OnInvDelay=50;PWMflag=0;Input_AcValue=0;To_Bat();ACCut_count=0;
                     }
                  }
                }
 Buzzer();                 
}

#pragma interrupt_handler int0_ovf_isr:6
void int0_ovf_isr(void)
{
cyc_count++;
if(cyc_count<2)
{CycleDat_A=Cycle_dat;}//半周保存
else{In_Frequency=Cycle_dat;CycleDat_B=Cycle_dat-CycleDat_A;
cyc_count=0;Cycle_dat=0;}//一周保存
}

void uart0_init(void)
{
 UCSR0B = 0x00; //disable while setting baud rate
 UCSR0A = 0x00;
 UCSR0C = 0x1e;
 UBRR0L = 0xCe; //set baud rate lo;0xCF;
 UBRR0H = 0x00; //set baud rate hi;0x00;
 UCSR0B = 0x98;
}

//--------------------------------
#pragma interrupt_handler uart0_rx_isr:19
void uart0_rx_isr(void)
//***********************
  {
  char status,data;
  status=UCSR0A;
  data=UDR0;
  if ((status & (FRAMING_ERROR | PARITY_ERROR | DATA_OVERRUN))==0)
  {
    ReC[RX_index]=data;		             //保存数据到数组里面
	if (++RX_index>=6) {RX_index=0;UCSR0B&=~BIT(RXCIE0);}
	if(data==13){UCSR0B&=~BIT(RXCIE0);CommStatus=REND;}
	         }	       
                }

//ADC initialize
// Conversion time: 3uS
void adc_init(void)
{
 ADCSRA = 0x00; //disable adc
 ADMUX = 0xc0;  //select adc input 0
 ACSR  = 0x80;
 ADCSRB = 0x00;
 ADCSRA = 0b00000110;
 DIDR0=0b00010111;//禁止AD口数字输入
 //ADCSRA:
//bit7   ADEN ADC使能=1 
//bit6   ADSC 启动ADC开始转换=1 
//bit5   ADATE 自己触发使能 
//bit4   ADIF ADC中断标志 
//bit3   ADIE ADC中断使能 
//bit2:0 ADC 预分频选择位 111=128时钟分频 
}
//call this routine to initialize all peripherals

void init_devices(void)
{
 //stop errant interrupts until set up
 CLI(); //disable all interrupts
 port_init();
 timer0_init();
 timer1_init();
 adc_init();
 uart0_init();
 //watchdog_init();
 MCUCR = 0x00;
 EICRA = 0x00; //extended ext ints
 EIMSK = 0x00;
 
 TIMSK0 = 0x01; //timer 0 interrupt sources
 TIMSK1 = 0x01; //timer 1 interrupt sources
 TIMSK2 = 0x00; //timer 2 interrupt sources
 
 PCMSK0 = 0x00; //pin change mask 0 
 PCMSK1 = 0x00; //pin change mask 1 
 PCMSK2 = 0x04;//0b00000100; //pin change mask 2
 PCICR =  0x04; //pin change enable 
 PRR = 0x00; //power controller
 PWM10ms_data=PWM10ms;
 SEI(); //re-enable interrupts
 //all peripherals are now initialized
}

//
void main(void)
{
/* OSCCAL=*((unsigned char const*)0XFFF); 采用内部RC时校准用*/
 init_devices();
 PWM=40;
 sys=AC_Normal;
 CommStatus=1;
// UPS_STDis|=0b00010000;
 T_1000ms_timer=0;
 sys_delay=2;
 Cycle_dat=255;
 while (2)
 {
 WDR(); 
 WDTCSR |= (1<<WDCE) | (1<<WDE);
 WDTCSR = 0x39; //WATCHDOG ENABLED - dont forget to issue WDRs
 Power_control();
 AD_Sample(); 
 System_Deal();
 Inverter_Deal();
 Communication();
 Batter_status();
 Overload_status();
}

}
void Buzzer(void)
{ 	
 if(sys==over_load)
 {on_Buzz;}else{
 if(Buzz_status==stop){off_Buzz;} 
 else{                    
      if (Buzz_time == 0)                     
	{
	 if(PINB&BIT(5))
	    {off_Buzz;Buzz_time=15;Buzz_count++;
	         if(Buzz_count>2){Buzz_count=0;
	                                       if(BAT==bat_ok){Buzz_time=255;}
	                                       else{Buzz_time=35;}
	                                        }
	               }