本文档以DC/DC/DC类型的S7-1200 CPU为例进行说明。在Portal 软件中插入S7-1200 CPU（DC输出类型），在“设备视图”中配置PWM。 硬件 ...

A trader watches his chart while working on the floor of the New York Stock Exchange July 8, 2014. REUTERS/Brendan McDermid/File Photo A fresh look at the pace of inflation will test the U.S ...

After some time away from football, former Alabama strength and conditioning coach Scott Cochran is returning to the game he loves. Cochran was hired as West Alabama’s new head coach on Monday. The ...

Houston Texans edge rusher, Will Anderson Jr. is one of the NFL’s most disruptive forces on the gridiron each Sunday but off of it he truly is a nice guy. Anderson Jr. showed this on Monday evening at ...