HowTo

adjusting additional outside views:

http://www.mycockpit.org/forums/archive/index.php/t-20995.html
http://www.nthusim.com/forum-topic/multiple-undocked-views-fs2004-or-fsx

create panoramic views:

http://us.generation-nt.com/answer/fsx-panoramic-view-3-monitors-help-125392401.html
Triple Head 2 Go by Matrox
http://nthusim.com 

control trims, flaps, throttle:
http://www.simucockpit.fr/B200-5-gaz-volets-trims.htm

 A-Lower-737-Overhead-Panel
http://www.flightsim.com/vbfs/content.php?2109-How-ToMake-A-Lower-737-Overhead-Panel


Make in action trim wheels:
http://www.flightsim.com/main/howto/trimch.htm

Integrate BU836 USB controller:

http://www.youtube.com/watch?v=eB7FTO87Mzo

Use a bluetooth joystick with your PC:
http://www.ps3gen.fr/forums/post601259.html

Make an USB HID joystick :
http://www.flightsim.com/main/howto/mind.htm


control DC motors by a potansiometer:
http://www.electronics-project-design.com/DCMotorDriver.html
http://www.raphnet.net/electronique/stepper/stepper-control.pdf