AWOL:
What does it means ?
In a nutshell, see if there's any data to read, read it
if (vw_get_message(buf, &buflen))
, and then print itfor (i = 0; i < buflen; i++)
{
Serial.print((char)buf[i]);
Serial.print(" ");
}
.
Then how about vw_have_message()?