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第3章Qt5布局管理

WS2812控制LED灯程序库 #include "FastLED.h" // be sure to install and include the FastLED lib #include #define NUM_LEDS 30 #define LED_PIN 5 WS2812FX ws2812fx = WS2812FX(NUM_LEDS, LED_PIN, NEO_GRB + NEO_KHZ800); // declare global parameters used by Fire2012 bool gReverseDirection = false; void setup() { Serial.begin(115200); // init WS2812FX to use a custom effect ws2812fx.init(); ws2812fx.setBrightness(255); ws2812fx.setColor(BLUE); ws2812fx.setSpeed(1000); ws2812fx.setMode(FX_MODE_CUSTOM); ws2812fx.setCustomMode(myCustomEffect); ws2812fx.start(); } void loop() { ws2812fx.service(); } // in the custom effect run the Fire2012 algorithm uint16_t myCustomEffect() { Fire2012(); // return the animation speed based on the ws2812fx speed setting return (ws2812fx.getSpeed() / NUM_LEDS); }

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[程序员突击Visual.Csharp.2008原理与系统开发].欧阳炜昊.扫描版.pdf