42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/* Copyright 2020 Aldehir Rojas
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* Copyright 2017 Mikkel (Duckle29)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "color.h"
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#ifndef APA102_DEFAULT_BRIGHTNESS
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# define APA102_DEFAULT_BRIGHTNESS 31
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#endif
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#define APA102_MAX_BRIGHTNESS 31
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extern uint8_t apa102_led_brightness;
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/* User Interface
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*
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* Input:
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* start_led: An array of GRB data describing the LED colors
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* num_leds: The number of LEDs to write
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*
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* The functions will perform the following actions:
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* - Set the data-out pin as output
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* - Send out the LED data
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*/
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void apa102_setleds(rgb_led_t *start_led, uint16_t num_leds);
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void apa102_set_brightness(uint8_t brightness);
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