package main import ( "log" "os" "os/signal" "time" "github.com/kid0m4n/go-rpi/controller/pca9685" "github.com/kid0m4n/go-rpi/i2c" ) func main() { bus, err := i2c.NewBus(1) if err != nil { log.Panic(err) } pca9685 := pca9685.New(bus, 0x41, 1000) pca9685.Debug = true defer pca9685.Close() if err := pca9685.SetPwm(15, 0, 1000); err != nil { log.Panic(err) } c := make(chan os.Signal, 1) signal.Notify(c, os.Interrupt, os.Kill) timer := time.Tick(2 * time.Second) sleeping := false for { select { case <-timer: sleeping = !sleeping if sleeping { pca9685.Sleep() } else { pca9685.Wake() } case <-c: return } } }