1、有时发现将92脚设置为CLK后,91脚无法设置为RST.(CLK、RST都是全局信号)
2、另外我定义了一个gRST信号,layout时发现有错误,错误如下:
PRL11: Cannot assign net gRST_c to the Upper Right quadrant because its driver gRST_pad is assigned to the Lower Left quadrant.
The net and its driver must be assigned to the same quadrant.
这是什么意思呢。
如能解答,非常感谢! |