支持数字元件仿真的SPICE插件，可以单独编译，里面有几个数字器件的模型，可以作为SPICE编程的参考。-Supporting components figure SPICE simulation plug-ins can be a separate compiler, which has some digital device model, SPICE programming can be used as reference.

spice中支持多层次元件模型仿真的可单独运行的插件源码，可以作为元件建模的参考。-Medium spice component model to support multi-level simulation can be run single-source plug-ins can be used as reference components modeling.