编译分析都已经通过,在检查管脚分配时报错:
Error: Following feature(s) of I/O pin ~ALTERA_ASDO_DATA1~ has invalid setting(s) in the configuration scheme ACTIVE_SERIAL when the pin is placed at pin location F4
Info: I/O feature 'Weak Pull Up' has an invalid setting. The setting should be ON.
求助,这个怎么改呀?