I didn't use to get up early 与 I wasn't used to getting up early 有什麼分别 ?

1.I didn't use to get up early.我以前不经常早起.
2.I wasn't used to getting up early 我以前不习惯早起.
1）used to do 过去常常做
I used to read newspapers last year.
2）be used to doing sth=
be accustomed to sth/doing sth
习惯于做某事
I am used to going to company by bus.
我习惯于乘车去公司.
I am accustomed to the weather here.
我已经适应了这里的天气了.