avr/pwm.h

   1
   2 //CAUTION! This module uses Timer 0
   3
   4 #ifndef __PWM_H__
   5 #define __PWM_H__
   6
   7 #include <avr/io.h>
   8 #include <avr/interrupt.h>
   9 #include "config.h"
  10
  11 #ifdef HAS_PWM_SUPPORT
  12
  13 extern uint8_t pwm_cycle;
  14 extern uint8_t pwm_val[];
  15 #define PWM_COUNT   8
  16
  17 extern void pwm_output_setup(void);
  18 extern void pwm_set_outputs(uint8_t data);
  19 extern void pwm_unset_outputs(void);
  20 #ifdef PWM_ANIMATE
  21 extern void pwm_animate(void);
  22 #endif//PWM_ANIMATE
  23
  24 typedef struct {
  25     uint8_t r;
  26     uint8_t g;
  27     uint8_t b;
  28 } rgb_value_t;
  29
  30 typedef union {
  31     rgb_value_t rgb_value;
  32     uint8_t components[3];
  33 } rgb_color_t;
  34
  35 typedef struct {
  36     uint16_t h;
  37     uint8_t s;
  38     uint8_t v;
  39 } hsv_value_t;
  40
  41 rgb_value_t hsv_to_rgb(hsv_value_t k);
  42
  43 #endif//HAS_PWM_SUPPORT
  44
  45 void pwm_setup(void);
  46 void pwm_loop(void);
  47
  48 #endif//__PWM_H__