Printer did not respond after 1 second(s)

[alexsuslov]

iMac:go-3d-printer $ ls /dev/tty.usb*
/dev/tty.usbmodem3853306E35391

iMac:go-3d-printer $ go run cmd/wifi/wifi.go
...
INFO[0000] bytes Received data=2 n=1
INFO[0000] bytes Received data=0 n=1
INFO[0000] bytes Received data=2 n=1
INFO[0000] bytes Received data=1 n=1
INFO[0000] bytes Received data=- n=1
INFO[0000] bytes Received data=0 n=1
INFO[0000] bytes Received data=1 n=1
INFO[0000] bytes Received data=- n=1
INFO[0000] bytes Received data=2 n=1
INFO[0000] bytes Received data=1 n=1
INFO[0000] bytes Received data="\n" n=1
INFO[0000] bytes Received data=o n=1
INFO[0000] bytes Received data=k n=1
INFO[0000] bytes Received data="\n" n=1
FATA[0001] Timed outed trying to detect firmware: Printer did not respond after 1 second(s)
exit status 1

In my mind we have to collect bytes until the result appears "ok\n"