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my new gear...
neopixel.h@3:a9b4b2565a23, 2022-03-27 (annotated)
- Committer:
- yootee
- Date:
- Sun Mar 27 04:51:16 2022 +0000
- Revision:
- 3:a9b4b2565a23
my new gear...
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
yootee | 3:a9b4b2565a23 | 1 | #ifndef NEOPIXEL_H |
yootee | 3:a9b4b2565a23 | 2 | #define NEOPIXEL_H |
yootee | 3:a9b4b2565a23 | 3 | #include "mbed.h" |
yootee | 3:a9b4b2565a23 | 4 | #include <vector> |
yootee | 3:a9b4b2565a23 | 5 | |
yootee | 3:a9b4b2565a23 | 6 | /* |
yootee | 3:a9b4b2565a23 | 7 | // Example |
yootee | 3:a9b4b2565a23 | 8 | |
yootee | 3:a9b4b2565a23 | 9 | NeoPixelOut npx(D12,6);//出力ピン LEDの個数 |
yootee | 3:a9b4b2565a23 | 10 | |
yootee | 3:a9b4b2565a23 | 11 | int main() { |
yootee | 3:a9b4b2565a23 | 12 | wait(0.2); // wait for HSE to stabilize |
yootee | 3:a9b4b2565a23 | 13 | |
yootee | 3:a9b4b2565a23 | 14 | npx.global_scale = 1.0f; // Adjust brightness 明るさを変えるとき以外書かなくていいよ。 |
yootee | 3:a9b4b2565a23 | 15 | npx.normalize = false; // Equalize brightness to make r + g + b = 255 |
yootee | 3:a9b4b2565a23 | 16 | |
yootee | 3:a9b4b2565a23 | 17 | npx.setPixelColor(0,0xff0000); |
yootee | 3:a9b4b2565a23 | 18 | npx.setPixelColor(1,0xffff00); |
yootee | 3:a9b4b2565a23 | 19 | npx.setPixelColor(2,0x00ff00); |
yootee | 3:a9b4b2565a23 | 20 | npx.setPixelColor(3,0x00ffff); |
yootee | 3:a9b4b2565a23 | 21 | npx.setPixelColor(4,0x0000ff); |
yootee | 3:a9b4b2565a23 | 22 | npx.setPixelColor(5,0xff00ff); |
yootee | 3:a9b4b2565a23 | 23 | |
yootee | 3:a9b4b2565a23 | 24 | npx.show(); |
yootee | 3:a9b4b2565a23 | 25 | |
yootee | 3:a9b4b2565a23 | 26 | while(1); |
yootee | 3:a9b4b2565a23 | 27 | } |
yootee | 3:a9b4b2565a23 | 28 | |
yootee | 3:a9b4b2565a23 | 29 | または、 |
yootee | 3:a9b4b2565a23 | 30 | Pixel strip[6]; |
yootee | 3:a9b4b2565a23 | 31 | strip[0].hex = 0xff0000; |
yootee | 3:a9b4b2565a23 | 32 | strip[1].hex = 0xffff00; |
yootee | 3:a9b4b2565a23 | 33 | strip[2].hex = 0x00ff00; |
yootee | 3:a9b4b2565a23 | 34 | strip[3].hex = 0x00ffff; |
yootee | 3:a9b4b2565a23 | 35 | strip[4].hex = 0x0000ff; |
yootee | 3:a9b4b2565a23 | 36 | strip[5].hex = 0xff00ff; |
yootee | 3:a9b4b2565a23 | 37 | |
yootee | 3:a9b4b2565a23 | 38 | npx.send(strip, 6); |
yootee | 3:a9b4b2565a23 | 39 | |
yootee | 3:a9b4b2565a23 | 40 | */ |
yootee | 3:a9b4b2565a23 | 41 | |
yootee | 3:a9b4b2565a23 | 42 | |
yootee | 3:a9b4b2565a23 | 43 | /** |
yootee | 3:a9b4b2565a23 | 44 | * @brief Struct for easy manipulation of RGB colors. |
yootee | 3:a9b4b2565a23 | 45 | * |
yootee | 3:a9b4b2565a23 | 46 | * Set components in the xrgb.r (etc.) and you will get |
yootee | 3:a9b4b2565a23 | 47 | * the hex in xrgb.num. |
yootee | 3:a9b4b2565a23 | 48 | */ |
yootee | 3:a9b4b2565a23 | 49 | union Pixel { |
yootee | 3:a9b4b2565a23 | 50 | /** Struct for access to individual color components */ |
yootee | 3:a9b4b2565a23 | 51 | struct __attribute__((packed)) { |
yootee | 3:a9b4b2565a23 | 52 | uint8_t b; |
yootee | 3:a9b4b2565a23 | 53 | uint8_t g; |
yootee | 3:a9b4b2565a23 | 54 | uint8_t r; |
yootee | 3:a9b4b2565a23 | 55 | uint8_t a; // unused |
yootee | 3:a9b4b2565a23 | 56 | }; |
yootee | 3:a9b4b2565a23 | 57 | |
yootee | 3:a9b4b2565a23 | 58 | /** RGB color as a single uint32_t */ |
yootee | 3:a9b4b2565a23 | 59 | uint32_t hex; |
yootee | 3:a9b4b2565a23 | 60 | }; |
yootee | 3:a9b4b2565a23 | 61 | |
yootee | 3:a9b4b2565a23 | 62 | |
yootee | 3:a9b4b2565a23 | 63 | class NeoPixelOut : DigitalOut { |
yootee | 3:a9b4b2565a23 | 64 | private: |
yootee | 3:a9b4b2565a23 | 65 | inline void byte(uint32_t b); |
yootee | 3:a9b4b2565a23 | 66 | int num_pixels_; |
yootee | 3:a9b4b2565a23 | 67 | Pixel buf_; |
yootee | 3:a9b4b2565a23 | 68 | vector<Pixel> strip_; |
yootee | 3:a9b4b2565a23 | 69 | |
yootee | 3:a9b4b2565a23 | 70 | public: |
yootee | 3:a9b4b2565a23 | 71 | bool normalize; |
yootee | 3:a9b4b2565a23 | 72 | float global_scale; |
yootee | 3:a9b4b2565a23 | 73 | |
yootee | 3:a9b4b2565a23 | 74 | NeoPixelOut(PinName pin, int num = 0); |
yootee | 3:a9b4b2565a23 | 75 | |
yootee | 3:a9b4b2565a23 | 76 | void send(Pixel *colors, uint32_t count, bool flipwait=true);//pixel変数の配列と個数を渡してLEDに送信する。 |
yootee | 3:a9b4b2565a23 | 77 | void changeNum(uint32_t num);//LEDの個数の変更 |
yootee | 3:a9b4b2565a23 | 78 | void setBrightness(float brightness);//0~1 |
yootee | 3:a9b4b2565a23 | 79 | void setPixelColor(uint32_t i,uint8_t b,uint8_t g,uint8_t r);//rgbそれぞれ個別に明るさを設定する。 |
yootee | 3:a9b4b2565a23 | 80 | void setPixelColor(uint32_t i,uint32_t color);//この関数でそれぞれのLEDの明るさを指定し |
yootee | 3:a9b4b2565a23 | 81 | void show(bool flipwait=true);//この関数を呼び出してLEDに信号を送ってください。 |
yootee | 3:a9b4b2565a23 | 82 | void off(bool flag = true);//LEDを消す。flagは、送信するかしないか。デフォルトでする。 |
yootee | 3:a9b4b2565a23 | 83 | uint32_t color(uint8_t b,uint8_t g,uint8_t r); |
yootee | 3:a9b4b2565a23 | 84 | int numPixels();//LEDの個数を返す。クラス宣言時に指定した数と同じ。 |
yootee | 3:a9b4b2565a23 | 85 | |
yootee | 3:a9b4b2565a23 | 86 | /** Wait long enough to make the colors show up */ |
yootee | 3:a9b4b2565a23 | 87 | void flip(void); |
yootee | 3:a9b4b2565a23 | 88 | }; |
yootee | 3:a9b4b2565a23 | 89 | |
yootee | 3:a9b4b2565a23 | 90 | |
yootee | 3:a9b4b2565a23 | 91 | #endif /* NEOPIXEL_H */ |