hi , i have a board pcie6321 ,and i want to generate nagetive pulse-train,such as the -5v square wave ,here is my code ,but it dosen't work ,it seems that the wave just have -500mv,how can I do to accomplish it?
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hi , i have a board pcie6321 ,and i want to generate nagetive pulse-train,such as the -5v square wave ,here is my code ,but it dosen't work ,it seems that the wave just have -500mv,how can I do to accomplish it?