82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
#include "led.h"
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#include "tim.h"
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#include "timer.h"
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#define LED_TIM (&htim3)
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#define LED_R_CHAN TIM_CHANNEL_4
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#define LED_G_CHAN TIM_CHANNEL_3
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#define LED_B_CHAN TIM_CHANNEL_2
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#define OFF 0
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#define ON 1
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static uint8_t state;
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static uint8_t loop_times;
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static uint16_t light_time;
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static uint16_t loop_interval;
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static uint8_t led_r, led_g, led_b;
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void LED_Start(uint8_t led)
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{
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if (led & LED_R)
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HAL_TIM_PWM_Start(LED_TIM, LED_R_CHAN);
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if (led & LED_G)
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HAL_TIM_PWM_Start(LED_TIM, LED_G_CHAN);
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if (led & LED_B)
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HAL_TIM_PWM_Start(LED_TIM, LED_B_CHAN);
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}
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void LED_Stop(uint8_t led)
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{
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if (led & LED_R)
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HAL_TIM_PWM_Stop(LED_TIM, LED_R_CHAN);
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if (led & LED_G)
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HAL_TIM_PWM_Stop(LED_TIM, LED_G_CHAN);
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if (led & LED_B)
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HAL_TIM_PWM_Stop(LED_TIM, LED_B_CHAN);
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}
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void LED_SetDuty(uint8_t r, uint8_t g, uint8_t b)
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{
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__HAL_TIM_SetCompare(LED_TIM, LED_R_CHAN, r);
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__HAL_TIM_SetCompare(LED_TIM, LED_G_CHAN, g);
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__HAL_TIM_SetCompare(LED_TIM, LED_B_CHAN, b);
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}
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void LED_Callback();
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void LED_StartNTimes(uint8_t loop, uint16_t interval, uint16_t time,uint8_t r, uint8_t g, uint8_t b)
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{
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loop_times = loop;
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loop_interval = interval;
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light_time = time;
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led_r = r;
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led_g = g;
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led_b = b;
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state = ON;
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LED_SetDuty(r, g, b);
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LED_Start(LED_ALL);
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TIMER_AddLoopEvent(EVENT_LED, LED_Callback, time);
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}
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void LED_Callback()
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{
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switch (state)
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{
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case ON:
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state = OFF;
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LED_SetDuty(0, 0, 0);
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if (--loop_times)
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TIMER_AddLoopEvent(EVENT_LED, LED_Callback, loop_interval);
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else
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TIMER_DelLoopEvent(EVENT_LED);
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break;
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case OFF:
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state = ON;
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LED_SetDuty(led_r, led_g, led_b);
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TIMER_AddLoopEvent(EVENT_LED, LED_Callback, light_time);
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break;
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}
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}
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