Question

I’m Java programmer. I try to get answer from my dial-up modem Acorp. Send AT-commands and see, that modem work correctly. I read answer using InputStream and I get this: [B@127734f
What is it? Why modem did’n send “OK“???.
Thanks

Answer 1

It may well have done – but it looks like you’re just calling toString() on a byte array. Don’t do that – if you want to convert the contents of a byte array to text, use a String constructor. For example:

String text = new String(data, 0, bytesRead, "US-ASCII");