package main import ( "time" "periph.io/x/conn/v3/gpio" "periph.io/x/conn/v3/gpio/gpioreg" "periph.io/x/host/v3" ) func main() { host.Init() pin := gpioreg.ByName("GPIO17") pin.Out(gpio.Low) for { pin.Out(gpio.High) time.Sleep(time.Second) pin.Out(gpio.Low) time.Sleep(time.Second) } }