hi, i use agilent n3300a. i have solar panels and getting I-V curve of it with electronic load. i can see it with agilent vee X-Y trace but i must have it in matlab to compare with my simulations. thats why i firstly send current and voltage to excel and than i will get them to the matlab. but when i send the first data to excel program ends and i cant see the others. how can i do it, please help me?