I got the managed code from below for reference and rewrite the HTC Part for lazarus
http://www.koushikdutta.com/2008/10/...tergsenso.html

Just include the HTCGsensor.pas and you can start playing with your HTC Touch! :lol:
I put the source and work exmple code in my skydrive:
http://cid-b09cde3cb849642d.skydrive...GSensorAPI.zip

Now I am looking at GAPI for Graphic on my TouchPro, any one have other suggestion? :cry: