ardupilot/libraries/AP_SerialLED/AP_SerialLED.h

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/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
AP_SerialLED for controlling serial connected LEDs using WS2812B protocol
*/
#pragma once
#include <AP_HAL/AP_HAL.h>
// limit number of LEDs, mostly to keep DMA memory consumption within
// reasonable bounds
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#define AP_SERIALLED_MAX_LEDS 128
class AP_SerialLED {
public:
// set number of LEDs per pin
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bool set_num_neopixel(uint8_t chan, uint8_t num_leds);
bool set_num_profiled(uint8_t chan, uint8_t num_leds);
// set RGB value on mask of LEDs. chan is PWM output, 1..16
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void set_RGB_mask(uint8_t chan, uint32_t ledmask, uint8_t red, uint8_t green, uint8_t blue);
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// set RGB value on LED. LED -1 is all LEDs. LED 0 is first LED. chan is PWM output, 1..16
void set_RGB(uint8_t chan, int8_t led, uint8_t red, uint8_t green, uint8_t blue);
// trigger sending of LED changes to LEDs
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void send(uint8_t chan);
// singleton support
static AP_SerialLED *get_singleton(void) {
return &singleton;
}
private:
static AP_SerialLED singleton;
};