Ok, I figured it out lol:
EpiDataView edv = (EpiDataView)(oTrans.EpiDataViews["V_KEV_AccessControl_HR_1View"]);
edv.dataView[edv.Row].BeginEdit();
edv.dataView[edv.Row]["PerCon_FirstName"] = "AA";
edv.dataView[edv.Row].EndEdit();
oTrans.NotifyAll();