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
19#ifndef WS281X_PARAMS_H
20#define WS281X_PARAMS_H
21
22#include "board.h"
23#include "saul_reg.h"
24
25#include "ws281x.h"
26
27#ifdef __cplusplus
28extern "C" {
29#endif
30
35#ifndef WS281X_PARAM_PIN
36#define WS281X_PARAM_PIN (GPIO_PIN(0, 0))
37#endif
38#ifndef WS281X_PARAM_NUMOF
39#define WS281X_PARAM_NUMOF (8U)
40#endif
41#ifndef WS281X_PARAM_BUF
46#define WS281X_PARAM_BUF (ws281x_buf)
47#endif
48
49#ifndef WS281X_PARAMS
53#define WS281X_PARAMS { \
54 .pin = WS281X_PARAM_PIN, \
55 .numof = WS281X_PARAM_NUMOF, \
56 .buf = WS281X_PARAM_BUF, \
57 }
58#endif
65{
67};
68
88#if !defined(WS281X_TIMER_DEV) || defined(DOXYGEN)
89#define WS281X_TIMER_DEV TIMER_DEV(2)
90#endif
91
97#ifndef WS281X_TIMER_MAX_VALUE
98#define WS281X_TIMER_MAX_VALUE TIMER_2_MAX_VALUE
99#endif
100
106#ifndef WS281X_TIMER_FREQ
107#define WS281X_TIMER_FREQ 16000000
108#endif
109
113#ifndef WS281X_SAUL_INFO
114#define WS281X_SAUL_INFO { .name = "WS281X RGB LED" }
115#endif
116
121{
123};
124
125#ifdef __cplusplus
126}
127#endif
128
129#endif /* WS281X_PARAMS_H */
#define WS281X_BYTES_PER_DEVICE
The number of bytes to allocate in the data buffer per LED.
Definition ws281x.h:104
SAUL registry interface definition.
Additional data to collect for each entry.
Definition saul_reg.h:49
Struct to hold initialization parameters for a WS281x RGB LED.
Definition ws281x.h:109
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.
#define WS281X_PARAM_NUMOF
Number of LEDs chained.
uint8_t ws281x_buf[WS281X_PARAM_NUMOF *WS281X_BYTES_PER_DEVICE]
Data buffer holding the LED states.
#define WS281X_PARAMS
WS281x initialization parameters.