Loading...
Searching...
No Matches
ws281x_params.h
Go to the documentation of this file.
1/*
2 * Copyright (C) 2019 Marian Buschsieweke
3 *
4 * This file is subject to the terms and conditions of the GNU Lesser
5 * General Public License v2.1. See the file LICENSE in the top level
6 * directory for more details.
7 */
8
9#pragma once
10
20
21#include "board.h"
22#include "saul_reg.h"
23
24#include "ws281x.h"
25
26#ifdef __cplusplus
27extern "C" {
28#endif
29
34#ifndef WS281X_PARAM_PIN
35#define WS281X_PARAM_PIN (GPIO_PIN(0, 0))
36#endif
37#ifndef WS281X_PARAM_NUMOF
38#define WS281X_PARAM_NUMOF (8U)
39#endif
40#ifndef WS281X_PARAM_BUF
45#define WS281X_PARAM_BUF (ws281x_buf)
46#endif
47
48#ifndef WS281X_PARAMS
52#define WS281X_PARAMS { \
53 .pin = WS281X_PARAM_PIN, \
54 .numof = WS281X_PARAM_NUMOF, \
55 .buf = WS281X_PARAM_BUF, \
56 }
57#endif
59
64{
66};
67
87#if !defined(WS281X_TIMER_DEV) || defined(DOXYGEN)
88#define WS281X_TIMER_DEV TIMER_DEV(2)
89#endif
90
96#ifndef WS281X_TIMER_MAX_VALUE
97#define WS281X_TIMER_MAX_VALUE TIMER_2_MAX_VALUE
98#endif
99
105#ifndef WS281X_TIMER_FREQ
106#define WS281X_TIMER_FREQ 16000000
107#endif
108
112#ifndef WS281X_SAUL_INFO
113#define WS281X_SAUL_INFO { .name = "WS281X RGB LED" }
114#endif
115
120{
122};
123
124#ifdef __cplusplus
125}
126#endif
127
#define WS281X_PARAM_NUMOF
Number of LEDs chained.
Definition board.h:74
#define WS281X_BYTES_PER_DEVICE
The number of bytes to allocate in the data buffer per LED.
Definition ws281x.h:103
SAUL registry interface definition.
Additional data to collect for each entry.
Definition saul_reg.h:48
Struct to hold initialization parameters for a WS281x RGB LED.
Definition ws281x.h:108
WS2812/SK6812 RGB LED Driver.
#define WS281X_SAUL_INFO
SAUL info.
static const ws281x_params_t ws281x_params[]
Initialization parameters for WS281x devices.
static const saul_reg_info_t ws281x_saul_info[]
Additional meta information to keep in the SAUL registry.
uint8_t ws281x_buf[WS281X_PARAM_NUMOF *WS281X_BYTES_PER_DEVICE]
Data buffer holding the LED states.
#define WS281X_PARAMS
WS281x initialization parameters.