Using this app, you can take photo withDigital SLR camera via Bluetooth. You need to make Bluetoothreceiver by modifing remote cable. You can get all information tomake receiver from folloing url:
http://bit.ly/PED16K
This receiver uses following micro computer:
http://bit.ly/PIXjy5
Source file for this micro computer is also available from the url.But it might not work well with Sharp's phone.