Imports in module “periph.io/x/periph” periph.io/x/periph/conn/pin periph.io/x/periph/host/distro periph.io/x/periph/conn/gpio periph.io/x/periph/conn/pin/pinreg periph.io/x/periph periph.io/x/periph/host/bcm283x Standard library imports errors fmt os strconv