Design help..Row cross ports

[sarathmandepudi]

Hi every one,
please tell me information of Row cross ports in Tanner L-Edit.It will put only for vertical layer's.But in manual not cleared how and what will consideration of precations.If any one know pls reply to me.

thanks.

 

[electronrancher]

It's used to tell the router where it is allowed to draw M2 to cross over that cell. You can add rowcrossers to your standard digital library to help SPR achieve a smaller size... we hope.

The only rule you need to follow is metal to metal spacing for that layer.