Assignments----Device----Device and pin option-----(选项卡)Dual purpose pin 将nCE0　的设置改为：　use as regular IO后仍然出现这个错误,加入改回去又会出现以下两个错误：Error: Can't place multiple pins assigned to pi

Assignments----Device----Device and pin option-----(选项卡)Dual purpose pin 将nCE0　的设置改为：　use as regular IO后仍然出现这个错误,加入改回去又会出现以下两个错误：Error: Can't place multiple pins assigned to pi
Assignments----Device----Device and pin option-----(选项卡)Dual purpose pin 将nCE0　的设置改为：　use as regular IO后仍然出现这个错误,加入改回去又会出现以下两个错误：
Error: Can't place multiple pins assigned to pin location Pin_30 (IOC_X0_Y8_N0)
Error: Can't place multiple pins assigned to pin location Pin_108 (IOC_X34_Y2_N0)

Assignments----Device----Device and pin option-----(选项卡)Dual purpose pin 将nCE0　的设置改为：　use as regular IO后仍然出现这个错误,加入改回去又会出现以下两个错误：Error: Can't place multiple pins assigned to pi
Pin_108 (IOC_X34_Y2_N0) 和Pin_30 (IOC_X0_Y8_N0)
被分配重了,原来已经分配了任务,这个地址不能再分了 试着desable Dual purpose pin

你先把用到Pin_101的端口设置其它的引脚，出现这个情况是由于你先前定义的端口的位数和后面又重新定义的位数不同造成的