LED灯:大多数Arduino板(如Arduino Uno)在数字引脚13上已经内置了一个LED灯,因此无需额外连接硬件。 如果需要连接外部LED灯,可以将LED的长脚(正极)连接到数字引脚13,短脚(负极)通过一个限流电阻(如220Ω)连接到GND。 运行结果 当代码上传到Arduino板并运行后,连接在数字引脚13上的LED灯会以每秒闪烁一次的频率不...
delay(1000);This line adds a delay of 1000 milliseconds (1 second). It means the LED will remain on for one second before moving on to the next line of code. digitalWrite(13, LOW);This line turns off the LED by setting the voltage level of pin 13 to LOW (0V). delay(1000);This...
Actually i want a use a cade configurator generated code as well as HAl predefined function in one code. XMC_GPIO_ToggleOutput(CYBSP_USER_LED_PORT, CYBSP_USER_LED_PIN); XMC_GPIO_ToggleOutput(CYBSP_USER_LED_PORT,CYBSP_USER_LED_PORT_NUM); XMC_GPIO_ToggleOutput(ioss_0_port_2_pin_10...
也可以在代码中使用字符串常量'LED'特指与板载 LED 相连的引脚:led = machine.Pin('LED', machine.Pin.OUT) 上面的代码只是完成了引脚的设置,但还不能点亮LED,要点亮LED,还需要通过程序告诉 Pico 把引脚打开。 led.value(1) 前面的行创建了对象led,作为 GP25 引脚上的输出,这一行将该对象的值设定为1(二...
打开IOC文件开始图形化配置，GPIO资源应该是共享的，一般可以选择分配到哪个核，比如正面的User LED，在...
This tutorial teaches you to control LED using Arduino UNO or Genuino UNO. It can apply to control ON/OFF any devices/machines. The detail instruction, code, wiring diagram, video tutorial, line-by-line code explanation are provided to help you quickly g
LED灯的负极连接ESP32-C3开发板的 GND 针脚; 最后使用 USB 线将ESP32-C3开发板连接到 PC。 最好LED灯连接一个220欧的电阻,避免电流过大烧坏了开发板针脚和LED,这里就不加了。 创建项目 首先,打开 VS Code 从模板项目创建 Blink 项目,按F1或选择顶部菜单【查看/命令面板(Ctrl + Shift + P)】,在命令行中...
F28388S_LED_BLIBK.slx Hi, i have a simple LED blinking code for TMS320F28388S. But its not working. The code is simple , One Pulse generator connected with a GPIO-OUT Block.(GPIO38). In actual hardware, a LED is connected with that particular GPIO pin. When i flash a led blin...
Arduino开发之Blink LED 查看原文 Arduino开发之Analog Sound Sensor 环境搭建:1.ArduinoUNOR3开发板,2.ArduinoIDE。我这里使用的是1.8.3。可以在https://www.arduino.cc/en/Main/Software下载并安装。安装好之后,桌面会有如下图标。示例开发:1.连接设备。本例中我们以Analog Sound Sensor(DFR0034)并结合DFR0021-...
In the previous tutorial, we learned to blink LED by using the delay method. That method blocks Arduino from doing other tasks. In this tutorial, we are going to learn another method to blink LED without blocking other tasks. The detail instruction, code