rendered paste body//*****************************************************************************// File Name : datalogger.c// // Title : Windlogger// Revision : 0.3 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/signal.h> // include "signal" names (interrupt names)#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 "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; // Current value of Battery Voltsunsigned int shuntvolts; // Current value of Shunt Volts (AMPS)unsigned 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 Direction// functions void SwitchToCharging(void);void SwitchToLoad(void);void rpmSetup(void);int windDirection(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(); vt100ClearScreen(); //rprintf("hello"); DDRC = 0x00; DDRD = 0xF0; PORTC = 0x00; 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 Int0Count = 0; // reset interrupt counters Int1Count = 0; // reset interrupt counters timerPause(5000); // wait 0 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); rprintf("[<V>%d</V><I>%d</I><R>%d</R><S>%d</S><M>%d<M><D>%d</D>]\r\n",volts,shuntvolts,rpm,windpulse,mode,direction); } } 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 { }}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(0, PORTB) ; return;} void SwitchToLoad(void) { SetBit(0, PORTB) ; return;}