Changeset - ebc4074e751f
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kripperger@CL-SEC241-09.cedarville.edu - 12 years ago 2012-11-19 17:22:18
kripperger@CL-SEC241-09.cedarville.edu
Timer setup
4 files changed with 34 insertions and 11 deletions:
slave/slave/lib/spi.h
1
1
slave/slave/modules.c
8
slave/slave/slave.c
20
10
slave/slave/slave.cproj
5
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slave/slave/lib/spi.h
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@@ -13,7 +13,7 @@
 
#include <avr/io.h>
 

			




	
	
	
		
 

			




	
	
	
		
 
#define SPI_SS_PIN PORTB4		//DEBUG //THIS IS WRONG FOR NOW...

			




	
	
	
		
 
#define SPI_SS_PIN PORTA1		//DEBUG 

			




	
	
	
		
 
#define SPI_SCK_PIN PORTB7

			




	
	
	
		
 
#define SPI_MOSI_PIN PORTB5

			




	
	
	
		
 
#define SPI_MISO_PIN PORTB6

			




        

    


    
    

    

        

                

                    slave/slave/modules.c
                

                

                  
                      
                        

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@@ -7,6 +7,8 @@

			




	
	
	
		
 

			




	
	
	
		
 
 #include <inttypes.h>

			




	
	
	
		
 
 #include <avr/io.h>

			




	
	
	
		
 
 #include "config.h"

			




	
	
	
		
 
 #include <util/delay.h>

			




	
	
	
		
 
 #include "modules.h"

			




	
	
	
		
 
 

			




	
	
	
		
 
 

			




	
	
		
 
@@ -80,6 +82,12 @@

			




	
	
	
		
 
  

			




	
	
	
		
 
 void modules_geiger_setup()

			




	
	
	
		
 
 {

			




	
	
	
		
 
	ASSR = 0x20;    //enable timer2 async mode with an external crystal

			




	
	
	
		
 
	_delay_ms(250); //let external 32KHz crystal stabilize

			




	
	
	
		
 
	TCCR2B = 0x05;  //set the prescaler to 128: 32.768kHz / 128 = 1Hz overflow

			




	
	
	
		
 
	TIFR2 = 0x1;    //reset timer2 overflow interrupt flag

			




	
	
	
		
 
	TIMSK2 = 0x01;  //enable interrupt on overflow

			




	
	
	
		
 

			




	
	
	
		
 
	  

			




	
	
	
		
 
 }

			




	
	
	
		
 
  

			




        

    


    
    

    

        

                

                    slave/slave/slave.c
                

                

                  
                      
                        

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@@ -15,9 +15,8 @@

			




	
	
	
		
 

			




	
	
	
		
 
#include <inttypes.h>

			




	
	
	
		
 
#include <avr/io.h>

			




	
	
	
		
 
#include <compat/twi.h>

			




	
	
	
		
 
#include <util/delay.h>

			




	
	
	
		
 
#include <compat/twi.h>

			




	
	
	
		
 

			




	
	
	
		
 
#include "modules.h"

			




	
	
	
		
 
//#include "lib/serial.h"		//Not made yet

			




	
	
	
		
 
#include "lib/led.h"

			




	
	
		
 
@@ -28,12 +27,22 @@

			




	
	
	
		
 
void micro_setup()

			




	
	
	
		
 
{

			




	
	
	
		
 
	// Generic microcontroller config options

			




	
	
	
		
 
	

			




	
	
	
		
 
	DDRA=0xFF; //PORTA is output //DEBUG

			




	
	
	
		
 
	

			




	
	
	
		
 
	

			




	
	
	
		
 
	DDRA = 0xFF;		//PORTA is output //DEBUG

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 
ISR(TIMER2_OVF_vect)    //Timer 2 overflow interrupt handler

			




	
	
	
		
 
{

			




	
	
	
		
 
	// This executes every second.  Update real-time clocks

			




	
	
	
		
 
	// Used only in Geiger module

			




	
	
	
		
 

			




	
	
	
		
 
	

			




	
	
	
		
 
	TIFR2 = 0x1;    // Reset timer2 overflow interrupt flag 

			




	
	
	
		
 
}

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 
int main(void)

			




	
	
		
 
@@ -52,7 +61,8 @@ int main(void)

			




	
	
	
		
 
	uint8_t temp;	//DEBUG

			




	
	
	
		
 
	

			




	
	
	
		
 
	

			




	
	
	
		
 
	

			




	
	
	
		
 
	PORTA=0;//DEBUG

			




	
	
	
		
 
	temp=0;//DEBUG

			




	
	
	
		
 
	

			




	
	
	
		
 
    while(1)

			




	
	
	
		
 
    {

			




	
	
		
 
@@ -72,10 +82,10 @@ int main(void)

			




	
	
	
		
 
        

			




	
	
	
		
 
        //i2c_write(RTC_ADDR, 0x05, 0x3A);	//DEBUG: EXAMPLE

			




	
	
	
		
 

			




	
	
	
		
 
        _delay_ms(10);

			




	
	
	
		
 
        temp = i2c_read(RTC_ADDR, 0x02);		//DEBUG: EXAMPLE: seconds

			




	
	
	
		
 
        //_delay_ms(10);

			




	
	
	
		
 
        //temp = i2c_read(RTC_ADDR, 0x02);		//DEBUG: EXAMPLE: seconds

			




	
	
	
		
 
        

			




	
	
	
		
 
        PORTA = temp;		//DEBUG

			




	
	
	
		
 
      //  PORTA = temp;		//DEBUG

			




	
	
	
		
 

			




	
	
	
		
 

			




	
	
	
		
 

			




        

    


    
    

    

        

                

                    slave/slave/slave.cproj
                

                

                  
                      
                        

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@@ -151,5 +151,10 @@

			




	
	
	
		
 
  <ItemGroup>

			




	
	
	
		
 
    <Folder Include="lib" />

			




	
	
	
		
 
  </ItemGroup>

			




	
	
	
		
 
  <ItemGroup>

			




	
	
	
		
 
    <None Include="lib\SPIreadme.txt">

			




	
	
	
		
 
      <SubType>compile</SubType>

			




	
	
	
		
 
    </None>

			




	
	
	
		
 
  </ItemGroup>

			




	
	
	
		
 
  <Import Project="$(AVRSTUDIO_EXE_PATH)\\Vs\\Compiler.targets" />

			




	
	
	
		
 
</Project>

			




	
	
		
 
\ No newline at end of file

			




        

    



    


    



    



      

      





    
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