Commit 3079ccda authored by Jan Kasprzak's avatar Jan Kasprzak
Browse files

Power management - make every module enable power for its own HW.

parent 8ebf32f3

projects/step-up/adc.c

+4 −0
Original line number Diff line number Diff line 
#include <avr/io.h>

#include <avr/interrupt.h>

#include <avr/power.h>

#include <avr/sleep.h>



#include "lights.h"
@@ -132,6 +133,9 @@ void init_adc() 
	current_slow_adc = NUM_ADCS;

	current_adc = 0;



	power_adc_enable();

	ACSR |= _BV(ACD);	// but disable the analog comparator



	ADCSRA = _BV(ADEN)			// enable

		| _BV(ADPS1) | _BV(ADPS0)	// CLK/8 = 125 kHz

		// | _BV(ADPS2)			// CLK/16 = 62.5 kHz

projects/step-up/main.c

+2 −3
Original line number Diff line number Diff line
@@ -9,6 +9,8 @@ 


static void hw_setup()

{

	power_all_disable();



	wdt_enable(WDTO_1S);



	//init_battery();
@@ -67,9 +69,6 @@ int main(void) 
{

	init_log();



	power_usi_disable(); // Once for lifetime

	ACSR |= _BV(ACD);    // disable analog comparator



	log_set_state(3);



	hw_setup();

projects/step-up/pwm.c

+3 −0
Original line number Diff line number Diff line 
#include <avr/io.h>

#include <avr/interrupt.h>

#include <avr/power.h>

#include <util/delay.h>

#include <util/atomic.h>
@@ -24,6 +25,8 @@ static void inline enable_pll() 


void init_pwm()

{

	power_timer1_enable();



	enable_pll();



	TCCR1 = _BV(CTC1) | _BV(CS10);	// no clock prescaling