In the program below, the first thing you do is to initialize pin 13 as an output pin with the line.

在下面的程序中，首先你要做的就是把利用下面这行代码将13脚初始化为一个输出脚。

youdao

In the program below, the first thing you do is to initialize pin 13 as an output pin with the line.

在下面的程序中，首先你要做的就是把利用下面这行代码将13脚初始化为一个输出脚。

youdao