使用了管脚P101，在编译时报错
“Error: Can't place multiple pins assigned to pin location Pin_101 (IOPAD_X34_Y18_N21)
Info: Pin num[5] is assigned to pin location Pin_101 (IOPAD_X34_Y18_N21)
Info: Pin ~ALTERA_nCEO~ is assigned to pin location Pin_101 (IOPAD_X34_Y18_N21)
”
按解决方法做：
再进行编译，就没有问题了……
