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Add macro to make breathing led to use timer1 if timer3 is in other use

yuk86
Kai Ryu 10 years ago
parent
f82a77cc15
commit
6091b368d6
1 changed files with 32 additions and 0 deletions
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  1. 32
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      common/breathing_led.c

+ 32
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common/breathing_led.c View File



void breathing_led_init(void) void breathing_led_init(void)
{ {
#ifdef BREATHING_LED_TIMER1
/* Timer1 setup */
/* CTC mode */
TCCR1B |= (1<<WGM12);
/* Clock selelct: clk/8 */
TCCR1B |= (1<<CS10);
/* Set TOP value */
uint8_t sreg = SREG;
cli();
OCR1AH = (BREATHING_LED_TIMER_TOP>>8)&0xff;
OCR1AL = BREATHING_LED_TIMER_TOP&0xff;
#else
/* Timer3 setup */ /* Timer3 setup */
/* CTC mode */ /* CTC mode */
TCCR3B |= (1<<WGM32); TCCR3B |= (1<<WGM32);
cli(); cli();
OCR3AH = (BREATHING_LED_TIMER_TOP>>8)&0xff; OCR3AH = (BREATHING_LED_TIMER_TOP>>8)&0xff;
OCR3AL = BREATHING_LED_TIMER_TOP&0xff; OCR3AL = BREATHING_LED_TIMER_TOP&0xff;
#endif
SREG = sreg; SREG = sreg;
} }


void breathing_led_enable(void) void breathing_led_enable(void)
{ {
/* Enable Compare Match Interrupt */ /* Enable Compare Match Interrupt */
#ifdef BREATHING_LED_TIMER1
TIMSK1 |= (1<<OCIE1A);
dprintf("breathing led on: %u\n", TIMSK1 & (1<<OCIE1A));
#else
TIMSK3 |= (1<<OCIE3A); TIMSK3 |= (1<<OCIE3A);
dprintf("breathing led on: %u\n", TIMSK3 & (1<<OCIE3A)); dprintf("breathing led on: %u\n", TIMSK3 & (1<<OCIE3A));
#endif
} }


void breathing_led_disable(void) void breathing_led_disable(void)
{ {
/* Disable Compare Match Interrupt */ /* Disable Compare Match Interrupt */
#ifdef BREATHING_LED_TIMER1
TIMSK1 &= ~(1<<OCIE1A);
dprintf("breathing led off: %u\n", TIMSK1 & (1<<OCIE1A));
#else
TIMSK3 &= ~(1<<OCIE3A); TIMSK3 &= ~(1<<OCIE3A);
dprintf("breathing led off: %u\n", TIMSK3 & (1<<OCIE3A)); dprintf("breathing led off: %u\n", TIMSK3 & (1<<OCIE3A));
#endif
} }


void breathing_led_toggle(void) void breathing_led_toggle(void)
{ {
/* Disable Compare Match Interrupt */ /* Disable Compare Match Interrupt */
#ifdef BREATHING_LED_TIMER1
TIMSK1 ^= (1<<OCIE1A);
dprintf("breathing led toggle: %u\n", TIMSK1 & (1<<OCIE1A));
#else
TIMSK3 ^= (1<<OCIE3A); TIMSK3 ^= (1<<OCIE3A);
dprintf("breathing led toggle: %u\n", TIMSK3 & (1<<OCIE3A)); dprintf("breathing led toggle: %u\n", TIMSK3 & (1<<OCIE3A));
#endif
} }


void breathing_led_set_duration(uint8_t dur) void breathing_led_set_duration(uint8_t dur)
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 8, 8, 9, 10, 11, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 25, 26, 27, 29, 30, 32, 34, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 56, 58, 61, 63, 66, 68, 71, 74, 77, 80, 83, 86, 89, 92, 95, 98, 102, 105, 108, 112, 116, 119, 123, 126, 130, 134, 138, 142, 145, 149, 153, 157, 161, 165, 169, 173, 176, 180, 184, 188, 192, 195, 199, 203, 206, 210, 213, 216, 219, 223, 226, 228, 231, 234, 236, 239, 241, 243, 245, 247, 248, 250, 251, 252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 254, 253, 252, 251, 250, 248, 247, 245, 243, 241, 239, 236, 234, 231, 228, 226, 223, 219, 216, 213, 210, 206, 203, 199, 195, 192, 188, 184, 180, 176, 173, 169, 165, 161, 157, 153, 149, 145, 142, 138, 134, 130, 126, 123, 119, 116, 112, 108, 105, 102, 98, 95, 92, 89, 86, 83, 80, 77, 74, 71, 68, 66, 63, 61, 58, 56, 53, 51, 49, 47, 45, 43, 41, 39, 37, 35, 34, 32, 30, 29, 27, 26, 25, 23, 22, 21, 19, 18, 17, 16, 15, 14, 13, 12, 11, 11, 10, 9, 8, 8, 7, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 8, 8, 9, 10, 11, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 25, 26, 27, 29, 30, 32, 34, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 56, 58, 61, 63, 66, 68, 71, 74, 77, 80, 83, 86, 89, 92, 95, 98, 102, 105, 108, 112, 116, 119, 123, 126, 130, 134, 138, 142, 145, 149, 153, 157, 161, 165, 169, 173, 176, 180, 184, 188, 192, 195, 199, 203, 206, 210, 213, 216, 219, 223, 226, 228, 231, 234, 236, 239, 241, 243, 245, 247, 248, 250, 251, 252, 253, 254, 255, 255, 255, 255, 255, 255, 255, 254, 253, 252, 251, 250, 248, 247, 245, 243, 241, 239, 236, 234, 231, 228, 226, 223, 219, 216, 213, 210, 206, 203, 199, 195, 192, 188, 184, 180, 176, 173, 169, 165, 161, 157, 153, 149, 145, 142, 138, 134, 130, 126, 123, 119, 116, 112, 108, 105, 102, 98, 95, 92, 89, 86, 83, 80, 77, 74, 71, 68, 66, 63, 61, 58, 56, 53, 51, 49, 47, 45, 43, 41, 39, 37, 35, 34, 32, 30, 29, 27, 26, 25, 23, 22, 21, 19, 18, 17, 16, 15, 14, 13, 12, 11, 11, 10, 9, 8, 8, 7, 6, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0
}; };


#ifdef BREATHING_LED_TIMER1
ISR(TIMER1_COMPA_vect)
#else
ISR(TIMER3_COMPA_vect) ISR(TIMER3_COMPA_vect)
#endif
{ {
static uint8_t index = 0; static uint8_t index = 0;
static uint8_t step = 0; static uint8_t step = 0;