不韋 呂 / UIT_WS2812B

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Dependents:   Demo_WS2812B_SPI

ws2812B.hpp@4:874beb47b375, 2016-11-21 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Nov 21 09:28:49 2016 +0000
Revision:
4:874beb47b375
Parent:
3:e09aafc9cabe 
5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 3:e09aafc9cabe 1 //--------------------------------------------------------
MikamiUitOpen 0:160ed7a225a4 2 // SPI を使って WS2812B を点灯するためのクラス（ヘッダ）
MikamiUitOpen 3:e09aafc9cabe 3 // サポートするボード： Nucleo-F401RE, Nucleo-F446RE
MikamiUitOpen 3:e09aafc9cabe 4 //
MikamiUitOpen 4:874beb47b375 5 // 2016/11/21, Copyright (c) 2016 MIKAMI, Naoki
MikamiUitOpen 3:e09aafc9cabe 6 //--------------------------------------------------------
MikamiUitOpen 0:160ed7a225a4 7
MikamiUitOpen 0:160ed7a225a4 8 #include "mbed.h"
MikamiUitOpen 0:160ed7a225a4 9
MikamiUitOpen 0:160ed7a225a4 10 #if !defined(STM32F401xE) && !defined(STM32F446xx)
MikamiUitOpen 3:e09aafc9cabe 11 #error Select Nucleo-F401RE or Nucleo-F446RE.
MikamiUitOpen 0:160ed7a225a4 12 #endif
MikamiUitOpen 0:160ed7a225a4 13
MikamiUitOpen 0:160ed7a225a4 14 #ifndef STM32F4xx_WS2812B_HPP
MikamiUitOpen 0:160ed7a225a4 15 #define STM32F4xx_WS2812B_HPP
MikamiUitOpen 0:160ed7a225a4 16
MikamiUitOpen 0:160ed7a225a4 17 namespace Mikami
MikamiUitOpen 0:160ed7a225a4 18 {
MikamiUitOpen 4:874beb47b375 19 class WS2812B
MikamiUitOpen 0:160ed7a225a4 20 {
MikamiUitOpen 0:160ed7a225a4 21 public:
MikamiUitOpen 0:160ed7a225a4 22 // コンストラクタ
MikamiUitOpen 0:160ed7a225a4 23 // inv = true: インバータを介して WS2812B に接続する場合
MikamiUitOpen 0:160ed7a225a4 24 // = false: 直接 WS2812B に接続する場合
MikamiUitOpen 0:160ed7a225a4 25 WS2812B(PinName pin, bool inv = false);
MikamiUitOpen 0:160ed7a225a4 26
MikamiUitOpen 2:2d4f2cc38f87 27 virtual ~WS2812B() {}
MikamiUitOpen 2:2d4f2cc38f87 28
MikamiUitOpen 3:e09aafc9cabe 29 void Write(uint32_t x); // 一つの LED へ書き込む
MikamiUitOpen 3:e09aafc9cabe 30 void Write(uint32_t x, int k); // k 個の LED へ書き込む
MikamiUitOpen 2:2d4f2cc38f87 31 void Reset() { wait_us(50); }
MikamiUitOpen 3:e09aafc9cabe 32 void Clear(int k); // k 個の LED を消灯
MikamiUitOpen 0:160ed7a225a4 33
MikamiUitOpen 0:160ed7a225a4 34 private:
MikamiUitOpen 4:874beb47b375 35 SPI spi_;
MikamiUitOpen 0:160ed7a225a4 36 SPI_TypeDef *mySpi_;
MikamiUitOpen 0:160ed7a225a4 37
MikamiUitOpen 0:160ed7a225a4 38 void (WS2812B::*fp)(uint8_t);
MikamiUitOpen 0:160ed7a225a4 39 void SendByte(uint8_t x) { (this->*fp)(x); }
MikamiUitOpen 0:160ed7a225a4 40 void Send3Bytes(uint8_t x0, uint8_t x1, uint8_t x2);
MikamiUitOpen 0:160ed7a225a4 41 void T0HL() { Send3Bytes(0xFE, 0x00, 0x00); } // 0 を送る
MikamiUitOpen 0:160ed7a225a4 42 void T1HL() { Send3Bytes(0xFF, 0xFF, 0x00); } // 1 を送る
MikamiUitOpen 2:2d4f2cc38f87 43 void SendByteNorm(uint8_t x); // データをそのまま送る
MikamiUitOpen 0:160ed7a225a4 44 void SendByteInv(uint8_t x); // データを反転して送る
MikamiUitOpen 2:2d4f2cc38f87 45
MikamiUitOpen 2:2d4f2cc38f87 46 // コピー･コンストラクタと代入演算子は使用禁止
MikamiUitOpen 2:2d4f2cc38f87 47 WS2812B(const WS2812B&);
MikamiUitOpen 2:2d4f2cc38f87 48 WS2812B& operator=(const WS2812B&);
MikamiUitOpen 0:160ed7a225a4 49 };
MikamiUitOpen 0:160ed7a225a4 50 }
MikamiUitOpen 0:160ed7a225a4 51 #endif // STM32F4xx_WS2812B_HPP