AVR ExamplePWMgenerator.c: Rozdiel medzi revíziami
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| Riadok 2: | Riadok 2: | ||
/* ******************************************************** */ | /* ******************************************************** */ | ||
/* Example 10.1. Timer counter 1 as a PWM generator */ | /* Example 10.1. Timer counter 1 as a PWM generator */ | ||
/* | /* */ | ||
/* Warning: The values are NOT CORRECT, they should be re- */ | /* Warning: The values are NOT CORRECT, they should be re- */ | ||
/* placed by students themselves!!! */ | /* placed by students themselves!!! */ | ||
Verzia z 07:37, 3. november 2011
/* ******************************************************** */
/* Example 10.1. Timer counter 1 as a PWM generator */
/* */
/* Warning: The values are NOT CORRECT, they should be re- */
/* placed by students themselves!!! */
/* ******************************************************** */
#include <avr\io.h>
#define SW1 0
#define SW2 1
#define SW3 2
#define SW4 3
#define RedLED 5
int main(void) {
/* *********************** Init device ******************************** */
DDRB = 0b00000000; //
PORTB = 0b00000000; //
DDRC = 0b00000000; //
PORTC = 0b00000000; //
/* *********************** Init T1 as a PWM generator *************************** */
TCCR1A = 0b00000000; // Mode: PWM, Phase Correct, 9-bit
TCCR1B = 0b00000000; // Prescaler 1:1024
OCR1A = 000; // Initialization values
OCR1B = 000; // for 1:1 duty cycle
TCNT1 = 0;
for (;;);
}