MATEK-F405: how to swap inverted roll direction?

[NewbyPilot (Beginner Ardupilot)]

I have this exact copter:

On a low-cost/mid range FPV Arducopter

[dsc_4282] Dear Ardupilots, arducopter is a very nice software. However, for a beginner it is sometimes quite hard to get a DIY freestyle copter with the current hardware into the air. The intention of this blog entry is to use a low-cost DIY kit and collect all the information published for arducopter on freestyle quads in order to get more people flying arducopter and having fun. I have build several of them and use Tyros for FPV filming in situations where you can not be sure to get the …

So what do you think I need - MatekF405-STD or MatekF405?