AVR单片机与文本人机界面通讯源代码 模拟PLC

/******************************************* File:HS.C SoftWare Enviroment:Complier is ICC AVR7.25 HardWare:ATmega48 Clock:internal clock 8MHZ Data:2010/6 Function:Needle hit strenth test Diver Remarks: /******************************************/ #include <iom48v.h> //IC type #include <macros.h> #include <stdio.h> #include<eeprom.h> //#pragma interrupt_handler INT0I:2 //#pragma interrupt_handler INT1I:3 //#pragma interrupt_handler PCINT0I:4 //#pragma interrupt_handler PCINT1I:5 #pragma interrupt_handler USART0_RX:19 #pragma interrupt_handler Timer1Intrrupt:14 #pragma interrupt_handler Timer0Intrrupt:17 //#pragma interrupt_handler USART0_TX:21 //#define MCLK 22118400 //IC working clock #define MCLK 11059200 //IC working clock #pragma data:code //const unsigned char Sheet[30]={3810,3810,2280,2280,1550,1550,1095,1095,790,790,580,580,440,440,345,345,272,272,222,222,175,175,145,145,125,125,113,113,100,100}; #pragma data:data #define Y0 0 #define Y1 1 #define Y2 2 #define Y3 3 #define Y4 4 #define Y5 5 #define Y6 6 #define Y7 7 #define BufferSize 200 #define DataIn 0 #define DataOut 1 #define ModbusNormalReceive 0 #define ModbusCommandStart 1 #define ModbusReadRegister 2 #define ModbusWriteRegister 3 #define ModbusReadIOState 4 unsigned char PWrite=1; unsigned char Pread=0; unsigned char ReceiveBuffer[200]; struct Command { unsigned char HardAdress; unsigned char Write; unsigned char Type; unsigned char Lenth; unsigned char Buffer[20]; }command; struct SendCommand { unsigned char Lenth; unsigned char Buffer[20]; }sendcommand; struct CRC16 { unsigned char Type; unsigned char Result; unsigned int Vaue; unsigned char Lenth; unsigned char Buffer[20]; }crc16; struct TimeDelayParameter { unsigned int Adress; unsigned int Time[20]; unsigned int ERRomAddress[160]; }timedelayparameter; struct RunP { unsigned char IOState; unsigned int TimeCount; unsigned char StartF; unsigned char CountStep; unsigned char SYSState; }runp; unsigned int SYSTime=0; /******************************************* FUnction Name: Delayms Name:Delay ms(8M) Parameter: Return Value: /********************************************/ void Delayms(unsigned int MS) { unsigned int i,j; for( i=0;i<MS;i++) for(j=0;j<1584;j++); } /******************************************* Function Name: Timer0Init Function:USART initialization Parameter: Return value: ********************************************/ void GetParameter(void) { unsigned char i,j,k,Temp1,Temp2; unsigned int Da[4],T; for(i=0;i<40;i++) { EEPROM_READ(timedelayparameter.ERRomAddress[i], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+1], Temp2); Da[0]=Temp1|(Temp2<<8); EEPROM_READ(timedelayparameter.ERRomAddress[i+40], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+41], Temp2); Da[1]=Temp1|(Temp2<<8); EEPROM_READ(timedelayparameter.ERRomAddress[i+80], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+81], Temp2); Da[2]=Temp1|(Temp2<<8); EEPROM_READ(timedelayparameter.ERRomAddress[i+120], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+121], Temp2); Da[3]=Temp1|(Temp2<<8); for(j=0;j<3;j++) { for(k=0;k<3-j;k++) { if(Da[k]<Da[k+1]) { T=Da[k]; Da[k]=Da[k+1]; Da[k+1]=T; } } } if(Da[0]!=Da[3]) { Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+1],Temp1); Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i+40],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+41],Temp1); Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i+80],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+81],Temp1); Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i+120],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+121],Temp1); } timedelayparameter.Time[i/2]=Da[2]; i++; } } void GetParameterReadRegiser(unsigned char Adress) { unsigned char i,j,k,Temp1,Temp2; unsigned int Da[4],T; for(i=0;i<40;i++) { if(i==Adress) { i++; continue; } EEPROM_READ(timedelayparameter.ERRomAddress[i], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+1], Temp2); Da[0]=Temp1|(Temp2<<8); EEPROM_READ(timedelayparameter.ERRomAddress[i+40], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+41], Temp2); Da[1]=Temp1|(Temp2<<8); EEPROM_READ(timedelayparameter.ERRomAddress[i+80], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+81], Temp2); Da[2]=Temp1|(Temp2<<8); EEPROM_READ(timedelayparameter.ERRomAddress[i+120], Temp1); EEPROM_READ(timedelayparameter.ERRomAddress[i+121], Temp2); Da[3]=Temp1|(Temp2<<8); for(j=0;j<3;j++) { for(k=0;k<3-j;k++) { if(Da[k]<Da[k+1]) { T=Da[k]; Da[k]=Da[k+1]; Da[k+1]=T; } } } if(Da[0]!=Da[3]) { Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+1],Temp1); Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i+40],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+41],Temp1); Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i+80],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+81],Temp1); Temp1=(unsigned char)Da[2]; EEPROM_WRITE(timedelayparameter.ERRomAddress[i+120],Temp1); Temp1=(unsigned char)(Da[2]>>8); EEPROM_WRITE(timedelayparameter.ERRomAddress[i+121],Temp1); } timedelayparameter.Time[i/2]=Da[2]; i++; } } /******************************************* Function Name: Board_init Function:I/OPort initialization Parameter: Return value: ********************************************/ void Board_init() { unsigned int i; DDRB=0x1e; PORTB=0x01; DDRC=0x2e; PORTC=0x31; DDRD=0x62; PORTD=0xff; timedelayparameter.Adress=0; for(i=0;i<20;i++) { timedelayparameter.Time[i]=0; } for(i=0;i<160;i++) { timedelayparameter.ERRomAddress[i]=i; } runp.StartF=0; runp.CountStep=0; } /******************************************* Function Name: Timer0Init Function:USART initialization Parameter: Return value: ********************************************/ void Timer1Init(void) { TCCR1A=0; TCCR1B=0x00; TCCR0A=0; TCCR0B=0x00; TIMSK0|=BIT(TOIE0); //Timer0 Overflow Interrupt Enable TIMSK1|=BIT(TOIE1); //Timer0 Overflow Interrupt Enable SREG|=BIT(7); //enable Global Interrupt } /******************************************* Function Name: Initial_INT Function: External Interrupt Initialization Parameter: Return Value: /********************************************/ void Initial_INT(void) { EICRA=0x05;// edge change generate an interrupt EIMSK|=BIT(INT1)|BIT(INT0); PCICR|=BIT(PCIE0)|BIT(PCIE1); PCMSK1=0x01; PCMSK0=0x01; SREG=(1<<7); //enable globle interrupt } /******************************************* Function Name: Uart_init Function:USART initialization Parameter: Return value: ********************************************/ void Uart_init(unsigned int baud) { baud=MCLK/16/baud-1; //Band rate UCSR0B=0x00; UCSR0A=0x00; //clear control register //UCSR0C=(1<<UMSEL01)|(0<<UPM00)|(3<<UCSZ00);