Actuator_Test_1

gistfile1.txt

/*
 * Actuator_Test_1.c
 *
 *  Created on: Oct 5, 2017
 *      Author: heldjj
 *      
 *      Purpose: Create 4 pwm pins that can have the duty cycle varried independently from eachother.
 */

#include <avr/io.h>
#include <inttypes.h>
#include <MSOE/delay.c>
#include <MSOE/bit.c>
#include <MSOE/lcd.c>
#include <avr/interrupt.h>

//Function prototypes
void Actuator_Fire(int Actuator_Number);

//Global Variables
int Actuator_Number=0;
int Actuator_PWM=0;
int Time=0;
int TimeOn=0;
int TimeCount=0;

int count=0;	// flag for ISR use

int main(void)
{
	//Timer1
	TCCR1A |= (1<<COM1A1)|(1<<COM1B1)|(1<<WGM11)|(1<<WGM10); // fast pwm, mode 7, 0x03ff(1024) top, 10 bit
	TCCR1B |= (1<<WGM12)|(1<<CS11);		// Pre-scaler 5 top
	//Timer0
	TCCR0A |= (1<<COM0A1)|(1<<COM0B1)|(1<<WGM01)|(1<<WGM00); // fast pwm, mode 3, 0x0ff(255) top, 10 bit
	TCCR0B |= (1<<WGM02)|(1<<CS11)|(1<<CS10);		// Pre-scaler 1024 top

	//PWM Duty Cycle Settings
	OCR1A=1000;	//Duty cycle /1024 Pin B1
	OCR1B=1000;	// Duty cycle /1024 Pin B2
	OCR0A=250;	// Duty cycle /255 Pin D6
	OCR0B=50;	// Duty cycle /255 Pin D5


	//Pin output settings
	DDRB  |=0x06; //0000 0110	Pin D9&10 output
	DDRD |=0x60;	//0110 0000	set output

	// Going to want to turn pins off initially then on for the period of fire time.
//	DDRB &=~(0x06); //0000 0110	Pin B1 & B2 input
//	DDRD &=~(0x60);	//0110 0000	Pin D5 & D6 input

	sei();       // global interrupt enable
	while(1)
	{
		Actuator_Fire(Actuator_Number);

	}//end while
}//end main

void Actuator_Fire(int Actuator_Number)
{
	Time=0;	// set Time to 0 to control duty cycle time
	TimeOn=Time+TimeCount;

	switch (Actuator_Number)//Control which actuator is firing
	{
		case '0':
			DDRB|= 0x02;	//0000 0010 Set pin B1 to output
			OCR1A=Actuator_PWM;
		//	if (Time==TimeOn)
		//	{
		//	delay_ms(100);
		//		DDRB&= ~(0x02);	//0000 0010 Set pin B1 to output
		//	}
		break;
		case '1':

		break;
		case '2':

		break;
		case '3':

		break;
		case '4':

		break;
		case '5':

		break;
		default:
			Actuator_Number=0;
	}// end switch
}// end Actuator_Fire
//TImer isr to control on and off sinals.