Would a do not enter sign indicate the direction of traffic for a one way street. Since a do not enter sign doesnt indacte a one way street

I got pulled over for going improper way down a one way street. Does anyone know what signs have to be displayed to make it legal. The only two signs were do not enter signs and they wernt facing me I made a right hand turn onto the road never once noticing the two signs. Do one way streets sign or ...