opensteno_qmk/drivers/led/apa102.h
Joel Challis 206a995ccd
Move some led drivers to common folder (#13749)
* Move some led drivers to common folder
2021-07-31 14:31:09 +01:00

41 lines
1.3 KiB
C

/* Copyright 2020 Aldehir Rojas
* Copyright 2017 Mikkel (Duckle29)
*
* 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 2 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/>.
*/
#pragma once
#include "color.h"
#ifndef APA102_DEFAULT_BRIGHTNESS
# define APA102_DEFAULT_BRIGHTNESS 31
#endif
#define APA102_MAX_BRIGHTNESS 31
extern uint8_t apa102_led_brightness;
/* User Interface
*
* Input:
* start_led: An array of GRB data describing the LED colors
* num_leds: The number of LEDs to write
*
* The functions will perform the following actions:
* - Set the data-out pin as output
* - Send out the LED data
*/
void apa102_setleds(LED_TYPE *start_led, uint16_t num_leds);
void apa102_set_brightness(uint8_t brightness);