关于 signalstorm 环境变量

jiangbowen

signalstorm 本身的环境变量中有一个：

SG_NMOS_CHECK_RATIO 是代表什么意思？
英语原语为：

SG_NMOS_CHECK_RATIO value
Determines whether the NMOS device is used as a weak device(pulldown).

when the circuit recognition engine finds a shorted output(multi-driven) circuit, a weak device is needed to stabilize the circuit so that the logic of the circuit becomes understandable.

Options and Arguments
value Specifies the ratio of the device's width to its length. The bigger the value, the weaker the device is.

The following variable specifies 2.5 as the weak NMOS ratio:
SG_NMOS_CHECK_RATIO 2.5;

谢谢 大侠指导