Cool! A great beginning. What is your method?
You're right though about the over trading on a 1 minute chart. Be careful to not get chopped up like a sausage.
Good you're doing it without indicators. You may want to stick with that for a long time. Most people begin with indicators, then...
data is free but you must pay for the exchange fees (you decide which exchanges you sign up for):
http://www.opentick.com/index.php?app=content&event=market_data&PHPSESSID=vq2ardi48bn2lahakd2d8e0651