fixed GPIO config
fixed GPIO config

contiki-os/mspsim,cmorty/mspsim,mspsim/mspsim,ransford/mspsim,fvdnabee/mspsim,mspsim/mspsim,cmorty/mspsim,fvdnabee/mspsim,nfi/mspsim,contiki-os/mspsim,joakimeriksson/mspsim,ransford/mspsim,joakimeriksson/mspsim,nfi/mspsim