func main() {
st, err := cflie.Start(usb.Hub)
if err != nil {
fail("Unable to start station: %v\n", err)
}
addr, err := st.Scan()
if err != nil {
fail("Scan: %v\n", err)
}
if len(addr) == 0 {
fail("No Crazyflies found\n")
}
flieAddr := addr[0]
flie, err := st.Open(flieAddr)
if err != nil {
fail("Unable to connect to [%s]: %v\n", flieAddr, err)
}
go countPackets(flie.RecvChan)
flie.SendChan <- []byte{60, 0, 0, 0, 0, 0, 0, 0, 128, 250, 117, 61, 64, 48, 117}
fmt.Printf("Press Ctrl+C to exit\n")
for {
time.Sleep(time.Second)
}
}
func Main() {
st, err := cflie.Start(usb.Hub)
if err != nil {
log.Fatal(err)
}
addr, err := st.Scan()
if err != nil {
log.Fatalf("Scan failed: %v", err)
}
log.Printf("Found Crazyflies: %v", addr)
}
func Main() {
flags.Parse(flag.Args()[1:])
if *output == "" {
*output = fmt.Sprintf("incoming.run.%s", time.Now().UTC().Format(time.RFC3339))
}
f, err := os.OpenFile(*output, os.O_CREATE|os.O_EXCL|os.O_WRONLY, 0644)
if err != nil {
fail("Unable to open output: %v\n", err)
}
defer f.Close()
st, err := cflie.Start(usb.Hub)
if err != nil {
fail("Unable to start station: %v\n", err)
}
addr, err := st.Scan()
if err != nil {
fail("Scan: %v\n", err)
}
if len(addr) == 0 {
fail("No Crazyflies found\n")
}
fmt.Fprintf(os.Stderr, "Found Crazyflies: %+v\n", addr)
flieAddr := addr[0]
flie, err := st.Open(flieAddr)
if err != nil {
fail("Unable to connect to [%s]: %v\n", flieAddr, err)
}
for p := range flie.RecvChan {
if len(p) == 0 {
continue
}
for i, v := range p {
if i > 0 {
fmt.Fprint(f, " ")
}
fmt.Fprintf(f, "%3d", v)
}
fmt.Fprintln(f)
if err = f.Sync(); err != nil {
fail("Unable to flush output: %v\n", err)
}
}
}
func Main() {
st, err := cflie.Start(usb.Hub)
if err != nil {
fail("Unable to start station: %v\n", err)
}
addr, err := st.Scan()
if err != nil {
fail("Scan: %v\n", err)
}
if len(addr) == 0 {
fail("No Crazyflies found\n")
}
flieAddr := addr[0]
flie, err := st.Open(flieAddr)
if err != nil {
fail("Unable to connect to [%s]: %v\n", flieAddr, err)
}
for {
buf := make([]byte, 1)
// Currently, this awaits for enter to be pressed
// To get rid of that, pty/tty must be used.
// See the following packages:
// https://github.com/dotcloud/docker/tree/master/term
// https://github.com/kr/pty
_, err := os.Stdin.Read(buf)
if err != nil {
fail("Could not read from stdin: %v\n", err)
}
switch buf[0] {
case ' ':
flie.SendChan <- cmd(0, 0, 0, 37000)
default:
flie.SendChan <- cmd(0, 0, 0, 30000)
}
}
}
func Main() {
st, err := cflie.Start(usb.Hub)
if err != nil {
fail("Unable to start station: %v\n", err)
}
addr, err := st.Scan()
if err != nil {
fail("Scan: %v\n", err)
}
if len(addr) == 0 {
fail("No Crazyflies found\n")
}
flieAddr := addr[0]
flie, err := st.Open(flieAddr)
if err != nil {
fail("Unable to connect to [%s]: %v\n", flieAddr, err)
}
flie.SendChan <- []byte{60, 0, 0, 0, 0, 0, 0, 0, 128, 250, 117, 61, 64, 48, 117}
time.Sleep(500 * time.Millisecond)
}