#include <FastLED.h> #define LED_PIN 3 #define LED_COUNT 42 #define BRIGHTNESS 255 #define LED_TYPE WS2812B #define COLOR_ORDER GRB CRGB leds[LED_COUNT]; void setup() { FastLED.addLeds<LED_TYPE, LED_PIN, COLOR_ORDER>(leds, LED_COUNT); FastLED.setBrightness(BRIGHTNESS); }增加另一条灯带
时间: 2024-03-17 10:44:02 浏览: 27
您可以使用以下步骤来添加另一条灯带:
1.确定您将使用的灯带的数量和类型,以及它们所需的引脚。
2.在您的代码中定义第二个灯带的LED数量和引脚,以及要用于该灯带的FastLED控制器。例如:
```
#define LED_PIN_1 3
#define LED_COUNT_1 42
#define LED_PIN_2 5
#define LED_COUNT_2 30
CRGB leds_1[LED_COUNT_1];
CRGB leds_2[LED_COUNT_2];
FastLED.addLeds<LED_TYPE, LED_PIN_1, COLOR_ORDER>(leds_1, LED_COUNT_1);
FastLED.addLeds<LED_TYPE, LED_PIN_2, COLOR_ORDER>(leds_2, LED_COUNT_2);
```
3.编写代码以控制两个灯带。您可以使用类似以下代码的函数来控制每个灯带:
```
void setLeds1Color(CRGB color) {
// Set the color of the LEDs in the first strip
for (int i = 0; i < LED_COUNT_1; i++) {
leds_1[i] = color;
}
// Show the updated colors on the LEDs
FastLED.show();
}
void setLeds2Color(CRGB color) {
// Set the color of the LEDs in the second strip
for (int i = 0; i < LED_COUNT_2; i++) {
leds_2[i] = color;
}
// Show the updated colors on the LEDs
FastLED.show();
}
```
4.在您的主循环中,调用这些函数以更改灯带的颜色:
```
void loop() {
// Set the color of the first strip to red
setLeds1Color(CRGB::Red);
// Wait for 1 second
delay(1000);
// Set the color of the second strip to blue
setLeds2Color(CRGB::Blue);
// Wait for 1 second
delay(1000);
}
```
这将使第一条灯带变为红色,第二条灯带变为蓝色,然后重复此过程。您可以根据需要更改颜色和时间间隔。