loop () and setup() are just 2 functions defined for Arduino. It will be compiled with the main code for your board. The code of the Arduino ... ... <看更多>

void loop() { int x = 1; for (int i = 0; i > -1; ... Arduino手册的文本受Creative Commons Attribution-ShareAlike 3.0 License协议保护，手册中的例子代码则贡献 ... ... <看更多>

You are not initializing x and y. When a local variable isn't initialized, it will "inherit" the value contained in the register assigned to the variable by ... ... <看更多>