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台达八个灯怎么编程

时间:2026-03-19 15:07:29

使用RPi.GPIO库(适用于树莓派)

```python

import RPi.GPIO as GPIO

import time

设置GPIO引脚编号模式

GPIO.setmode(GPIO.BOARD)

定义信号灯的引脚编号

lights = [11, 12, 13, 15, 16, 18, 22, 23]

设置信号灯引脚为输出模式

GPIO.setup(lights, GPIO.OUT)

try:

while True:

依次点亮信号灯

for light in lights:

GPIO.output(light, GPIO.HIGH)

time.sleep(1)

依次关闭信号灯

for light in lights:

GPIO.output(light, GPIO.LOW)

time.sleep(1)

finally:

清理GPIO资源

GPIO.cleanup()

```

使用Arduino编程语言

```cpp

include

// 定义信号灯引脚

sbit leda = P0;

sbit led1 = P0^0;

sbit led2 = P0^1;

sbit led3 = P0^2;

sbit led4 = P0^3;

sbit led5 = P0^4;

sbit led6 = P0^5;

sbit led7 = P0^6;

sbit led8 = P0^7;

void delay(u16 i) {

while(i--);

}

void main() {

while(1) {

leda = 1; // 全部灯亮

// 从左到右依次熄灭

led1 = 0; delay(50000); // 大约延时450ms

led2 = 0; delay(50000);

led3 = 0; delay(50000);

led4 = 0; delay(50000);

led5 = 0; delay(50000);

led6 = 0; delay(50000);

led7 = 0; delay(50000);

led8 = 0; delay(100000); // 大约延时900ms

leda = 1;

}

}

```

使用STC系列单片机(使用Keil C51编译器)

```c

include

define LED P2

void delay(int time) {

int i, j;

for(i = 0; i < time; i++) {

for(j = 0; j < 1275; j++); // 大约延时半秒

}

}

void main() {

int state = 1; // 当前状态初始化为状态1

while (1) {

switch (state) {

case 1:

LED = 0x80; // 点亮前7个灯

break;

case 2:

LED = 0x87; // 点亮前6个灯

break;

case 3:

LED = 0x8F; // 点亮前5个灯

break;

case 4:

LED = 0x97; // 点亮前4个灯

break;

case 5:

LED = 0xAF; // 点亮前3个灯

break;

case 6:

LED = 0xBF; // 点亮前2个灯

break;

case 7:

LED = 0xF7; // 点亮第1个灯

break;

case 8:

LED = 0xFF; // 全部灯灭

break;

}

delay(500); // 延时0.5秒

state++;

}

}

```

使用51单片机