On Thu, 2003-03-13 at 23:07, John Carmack wrote: > The IMU functionality should communicate with the CPU over a serial line if > possible, so it can be tested on desktop computers as well as the flight > computer. If you are just using an existing A/D board on the CPU, it > probably isn't worth adding another controller for, but I have often found > it very handy to test IMU things on a desktop computer. >
Actually we have slightly different plans: the A/D on the flight computer hooks up to an A/D on the test computer. > The accelerometers are useful as an inclinometer for initialization of the > gyros, but you can live without them if you have a level launch pad. Don't > expect to be able to integrate accelerometers and gyros for accurate 3D > positioning for hovering or auto-land. Even the much more expensive ones I > use aren't up to that task at the few-feet precision level that is needed. What control algorithm are you using and are you using any filters? Dave -- David Masten <[EMAIL PROTECTED]> _______________________________________________ ERPS-list mailing list [EMAIL PROTECTED] http://lists.erps.org/mailman/listinfo/erps-list
