He went on to make three appearances in the Barclays Premier League and was called up by England for their European Under-19 Championship qualifiers to cap a memorable few months.
"I've never dreamt of being here this quickly so it's all happened very fast for me," Campbell told nufc.co.uk.
"But I'm loving it at the moment and hopefully I can kick on next year and really get myself into the team properly and show what I can do.
"I've got a little taste for it now and obviously the gaffer helped me out last season. He was very kind to me and gave me a chance but next season I'm going to do everything I can to make sure that I get in his team regularly and get a lot more time on the pitch."