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获取彩灯设置信息 - 版本历史
2026-06-13T12:49:50Z
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2017年7月7日 (五) 05:37 1196357542
2017-07-07T05:37:21Z
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1196357542
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1196357542：创建页面，内容为“{| style="width: 800px;" |- | <br> <big>此示例给出了获取控制彩灯相关的几个参数的方法。</big> <br> <br> <p style="color: #E87E05;font-size:135%...”
2017-07-06T11:23:08Z
<p>创建页面，内容为“{| style="width: 800px;" |- | <br> <big>此示例给出了获取控制彩灯相关的几个参数的方法。</big> <br> <br> <p style="color: #E87E05;font-size:135%...”</p>
<p><b>新页面</b></p><div>{| style="width: 800px;"<br />
|-<br />
|<br />
<br><br />
<big>此示例给出了获取控制彩灯相关的几个参数的方法。</big><br />
<br><br />
<br><br />
<p style="color: #E87E05;font-size:135%">硬件清单</p><br />
*[[mCookie-Battery]]<br />
*[[mCookie-Core]]<br />
*[[mCookie-Hub/zh|mCookie-Hub]]<br />
*[[Sensor-Color_LED/zh]]<br />
[[File:Sensor_ColorLED_setPixelsColor.jpg|600px|left]]<br />
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<br><br />
<p style="color: #E87E05;font-size:135%">电路搭建</p><br />
将彩灯的<big>IN</big>接到Hub的6/7引脚，实际使用的是6号引脚。<br />
<br><br />
将Battery、Core、Hub堆叠在一起，通过MicroUSB数据线接入电脑。<br />
[[File:.jpg|600px|left]]<br />
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<p style="color: #E87E05;font-size:135%">代码</p><br />
<source lang="cpp"><br />
#include <Microduino_ColorLED.h> //引用彩灯库<br />
<br />
#define LED_NUM 7 //定义彩灯数量<br />
#define PIN_LED 6 //定义彩灯端口号<br />
ColorLED strip = ColorLED(LED_NUM, PIN_LED); //定义彩灯数量、彩灯引脚号，色彩编码格式缺省配置（默认为：NEO_GRB + NEO_KHZ800）<br />
<br />
void setup() {<br />
Serial.begin(115200); //串口初始化<br />
<br />
strip.begin(); //彩灯初始化<br />
strip.setBrightness(255); //设置彩灯亮度<br />
strip.show(); //将彩灯点亮成设置的颜色<br />
<br />
strip.setPixelColor(0, COLOR_GREEN); //设置第0号灯为绿色<br />
strip.show(); //将彩灯点亮成设置的颜色<br />
}<br />
<br />
void loop() {<br />
uint8_t a=strip.numPixels(); //将获取到的已设置的彩灯级联数量值赋给a<br />
Serial.print("numPixels: "); <br />
Serial.print(a); //串口打印a的值<br />
<br />
int8_t b=strip.getPin(); //将获取到的彩灯引脚号的值赋给b<br />
Serial.print(" Pin: "); <br />
Serial.print(b); //串口打印b的值<br />
<br />
uint8_t c=strip.getBrightness(); //将获取到的彩灯亮度值赋给c<br />
Serial.print(" Brightness: "); <br />
Serial.print(c); //串口打印c的值<br />
<br />
uint32_t d=strip.getPixelColor(0); //将获取到的第0号彩灯色彩值赋给d，设置的亮度不同，获取到的值也会不同<br />
Serial.print(" PixelColor(0): "); <br />
Serial.println(d,HEX); //串口打印d的16进制值<br />
<br />
delay(100); //延时100ms<br />
}<br />
</source><br />
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<p style="color: #E87E05;font-size:135%">相关案例</p><br />
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[[Sensor-Color_LED_Reference|返回Sensor-ColorLED_Reference界面]]<br />
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|}</div>
1196357542