multiwii/baseflight — pull request #204 by readerror67 (2014-11-20 07:41:18+00:00)
Title: Sonar pins where not configurable, should work on RC5/6 and PWM7/8

There is a case to select the sonar pins, but no way to actually do it..

I don't have a sonar to test though. Set both options locally and the board didn't crash so I guess thats good.