Arduino的另外几种模块,我们常见的joystick摇杆模块. 用起来很爽,摇杆 有X,Y轴可调 这里有一篇非常想尽的示例代码: http://www.geek-workshop.com/forum.php?mod=viewthread&tid=96 什么也不操作的话,显示的数字是512 const int xside = A0; const int yside = A1; ; ; void setup() { // set the serial port Serial.begin(); }
gcc/g++链接时对库的顺序要求 -Ldir Add directory dir to the list of directories to be searched for -l. -llibrary -l library Search the library named library when linking. (The second alternative with the library as a separate argument is only for POSIX complian