rendered paste body//*****************************************************************************// File Name : datalogger.c// // Title : Windlogger// Revision : 0.2 22-10-2006// Revision History:// When Who Description of change// ----------- ----------- -----------------------// 20-Oct-2002 pstang Created the program// Oct - 2006 RifRaf changes stuff//***************************************************************************** //----- Include Files ---------------------------------------------------------#include <avr/io.h> // include I/O definitions (port names, pin names, etc)#include <avr/interrupt.h> // include interrupt support #include "global.h" // include our global settings#include "uart.h" // include uart function library#include "rprintf.h" // include printf function library#include "timer.h" // include timer function library (timing, PWM, etc)#include "a2d.h" // include A/D converter function library#include "vt100.h" // include VT100 terminal support#include "lcd.h" // include Character LCD support#include "extint.h" // include external interrupt library#define SetBit(BIT, PORT) PORT |= (1<<BIT)#define ClearBit(BIT, PORT) PORT &= ~(1<<BIT)#define IsHigh(BIT, PORT) (PORT & (1<<BIT)) != 1#define IsLow(BIT, PORT) (PORT & (1<<BIT)) == 1#define on 0#define off 1//global variablesunsigned int volts,shuntvolts,solarvolts,outvolts,recttemp,outtemp,insidetemp,barometer; // Current valuesunsigned int battvolts,windamp,solaramp,outamp,recttempOut,outtempOut,insidetempOut,barometerOut; // Current valuesunsigned int maxvolts,maxshuntvolts,maxsolarvolts,maxoutvolts,maxrecttemp,maxouttemp,maxinsidetemp,maxbarometer; // Max valuesunsigned int minvolts,minshuntvolts,minsolarvolts,minoutvolts,minrecttemp,minouttemp,mininsidetemp,minbarometer; // Min valuesunsigned int mode; // Dummy load on or offvolatile u16 Int0Count;volatile u16 Int1Count;u16 rpm; // AC Volts IN frequency per 0 secondsu16 windpulse; // Windspeed Pulses per 0 secondsu16 direction; // Wind Directionu16 maxrpm, minrpm, maxwindpulse, minwindpulse; // max and mins// functions void SwitchToCharging(void);void SwitchToLoad(void);void rpmSetup(void);void checkDirection(void);void myInt0Handler(void);void myInt1Handler(void); //----- Begin Code ------------------------------------------------------------ int main(void){ uartInit(); uartSetBaudRate(4800); // set UART speed to 9600 baud rprintfInit(uartSendByte); timerInit(); a2dInit(); lcdInit(); // initialize LCD rprintfInit(lcdDataWrite); // direct printf output to LCD lcdClear(); // clear LCD lcdGotoXY(0,0); //goto line 1 , pos 1 rprintf("AVR WINDLOGGER"); //welcome message timerPause(3000); rprintfInit(uartSendByte); // output to serial port vt100ClearScreen(); //rprintf("hello"); DDRC = 0xFC; DDRD = 0xF0; PORTC = 0xFC; PORTD = 0xF0; a2dSetPrescaler(ADC_PRESCALE_DIV64); a2dSetReference(ADC_REFERENCE_AVCC); rpmSetup(); SwitchToCharging(); mode = 1; while (1) // do this until finished or broken { volts = a2dConvert10bit(0); // Get ADC Value shuntvolts = a2dConvert10bit(1); // Get ADC Value solarvolts = a2dConvert10bit(2); // Get ADC Value outvolts = a2dConvert10bit(3); // Get ADC Value recttemp = a2dConvert10bit(4); // Get ADC Value outtemp = a2dConvert10bit(5); // Get ADC Value insidetemp = a2dConvert10bit(6); // Get ADC Value barometer = a2dConvert10bit(7); // Get ADC Value Int0Count = 0; // reset interrupt counters Int1Count = 0; // reset interrupt counters timerPause(3000); // wait 3 seconds rpm = Int0Count; // get counter values windpulse = Int1Count; // get counter values checkDirection(); if (volts > 620) { mode = 0; SwitchToLoad(); } if (volts < 580) { mode = 1; SwitchToCharging(); } vt100SetCursorPos(1,1); rprintfInit(uartSendByte); rprintf("[<V>%d</V><I>%d</I><R>%d</R><S>%d</S><M>%d<M><D>%d</D><T1>%d</T1><T2>%d</T2><T3>%d</T3><B>%d</B>]\r\n",volts,shuntvolts,rpm,windpulse,mode,direction,recttemp,outtemp,insidetemp,barometer); //set maximums and minimums if (rpm > maxrpm) { maxrpm = rpm; } if (rpm <= minrpm) { minrpm = rpm; } if (windpulse > maxwindpulse) { maxwindpulse = windpulse; } if (windpulse <= minwindpulse) { minwindpulse = windpulse; } battvolts = volts/45.71*10; if (battvolts > maxvolts) { maxvolts = battvolts; } if (battvolts <= minvolts) { minvolts = battvolts; } windamp = shuntvolts*1.024*10; if (windamp > maxshuntvolts) { maxshuntvolts = windamp; } if (windamp <= minshuntvolts) { minshuntvolts = windamp; } solaramp = solarvolts*1.024*10; if (solaramp > maxsolarvolts) { maxsolarvolts = solaramp; } if (solaramp <= minsolarvolts) { minsolarvolts = solaramp; } outamp = outvolts*1.024*10; if (outamp > maxoutvolts) { maxoutvolts = outamp; } if (outamp <= minoutvolts) { minoutvolts = outamp; } recttempOut = recttemp*1.024*10; if (recttempOut > maxrecttemp) { maxrecttemp = recttempOut; } if (recttempOut <= minrecttemp) { minrecttemp = recttempOut; } outtempOut = outtemp*1.024*10; if (outtempOut > maxouttemp) { maxouttemp = outtempOut; } if (outtempOut <= minouttemp) { minouttemp = outtempOut; } insidetempOut = insidetemp*1.024*10; if (insidetempOut > maxinsidetemp) { maxinsidetemp = insidetempOut; } if (insidetempOut <= mininsidetemp) { mininsidetemp = insidetempOut; } barometerOut = barometer*1.024*10; if (barometerOut > maxbarometer) { maxbarometer = barometerOut; } if (barometerOut <= minbarometer) { minbarometer = barometerOut; } //Update LCD rprintfInit(lcdDataWrite); // direct printf output to LCD lcdGotoXY(0,0); //goto line 1 , pos 1 rprintf("V%d.%d A%d.%d S%d.%d O%d.%d",battvolts/10,battvolts%10,windamp/10,windamp%10); lcdGotoXY(1,0); //goto line 2 , pos 1 rprintf("V%d.%d A%d.%d S%d.%d O%d.%d",volts/10,volts%10,shuntvolts/10,shuntvolts%10); } } void checkDirection(void) { if (0) { } else if ( !(PINC & (1<<PC5)) & !(PINC & (1<<PC4)) & !(PIND & (1<<PD7))) {direction = 1; } // NNNE else if ( !(PINC & (1<<PC5)) & !(PINC & (1<<PC4)) & !(PINC & (1<<PC3))) {direction = 5; } else if ( !(PINC & (1<<PC4)) & !(PINC & (1<<PC3)) & !(PINC & (1<<PC2))) {direction = 9; } else if ( !(PINC & (1<<PC3)) & !(PINC & (1<<PC2)) & !(PIND & (1<<PD4))) {direction = 13; } else if ( !(PINC & (1<<PC2)) & !(PIND & (1<<PD4)) & !(PIND & (1<<PD5))) {direction = 17; } else if ( !(PIND & (1<<PD4)) & !(PIND & (1<<PD5)) & !(PIND & (1<<PD6))) {direction = 21; } else if ( !(PIND & (1<<PD5)) & !(PIND & (1<<PD6)) & !(PIND & (1<<PD7))) {direction = 25; } else if ( !(PINC & (1<<PC5)) & !(PIND & (1<<PD6)) & !(PIND & (1<<PD7))) {direction = 29; } else if ( !(PINC & (1<<PC4)) & !(PIND & (1<<PD7))) {direction = 0; } // N else if ( !(PINC & (1<<PC5)) & !(PINC & (1<<PC4))) {direction = 2; } // NNE else if ( !(PINC & (1<<PC5)) & !(PINC & (1<<PC3))) {direction = 4; } else if ( !(PINC & (1<<PC4)) & !(PINC & (1<<PC3))) {direction = 6; } else if ( !(PINC & (1<<PC4)) & !(PINC & (1<<PC2))) {direction = 8; } // E else if ( !(PINC & (1<<PC3)) & !(PINC & (1<<PC2))) {direction = 10; } else if ( !(PINC & (1<<PC3)) & !(PIND & (1<<PD4))) {direction = 12; } else if ( !(PINC & (1<<PC2)) & !(PIND & (1<<PD4))) {direction = 14; } else if ( !(PINC & (1<<PC2)) & !(PIND & (1<<PD5))) {direction = 16; } // S else if ( !(PIND & (1<<PD4)) & !(PIND & (1<<PD5))) {direction = 18; } else if ( !(PIND & (1<<PD4)) & !(PIND & (1<<PD6))) {direction = 20; } else if ( !(PIND & (1<<PD5)) & !(PIND & (1<<PD6))) {direction = 22; } else if ( !(PIND & (1<<PD5)) & !(PIND & (1<<PD7))) {direction = 24; } // W else if ( !(PIND & (1<<PD6)) & !(PIND & (1<<PD7))) {direction = 26; } else if ( !(PINC & (1<<PC5)) & !(PIND & (1<<PD6))) {direction = 28; } else if ( !(PINC & (1<<PC5)) & !(PIND & (1<<PD7))) {direction = 30; } else if ( !(PINC & (1<<PC5))) {direction = 3; } // ENEE else if ( !(PINC & (1<<PC4))) {direction = 7; } else if ( !(PINC & (1<<PC3))) {direction = 11; } else if ( !(PINC & (1<<PC2))) {direction = 15; } else if ( !(PIND & (1<<PD4))) {direction = 19; } else if ( !(PIND & (1<<PD5))) {direction = 23; } else if ( !(PIND & (1<<PD6))) {direction = 27; } else if ( !(PIND & (1<<PD7))) {direction = 31; } else { direction = -1; }}void rpmSetup(void){ extintInit(); extintConfigure(EXTINT0, EXTINT_EDGE_RISING); extintConfigure(EXTINT1, EXTINT_EDGE_RISING); extintAttach(EXTINT0, myInt0Handler); extintAttach(EXTINT1, myInt1Handler); sbi(GIMSK, INT0); sbi(GIMSK, INT1);}void myInt0Handler(void){ Int0Count++;}void myInt1Handler(void){ Int1Count++;}void SwitchToCharging(void) { ClearBit(4, PORTB) ; return;} void SwitchToLoad(void) { SetBit(4, PORTB) ; return;}