[chirp_devel] Help with New Radio Support

[Jim Unroe]

On Thu, Feb 26, 2015 at 6:59 PM, Dan Smith <dsmith at danplanet.com> wrote:
>>     _echo_write(radio, "PROGRAM")
>>     response = radio.pipe.read(3)
>>     if response != "QX\x06":
>>         print "Response was:\n%s" % util.hexprint(response)
>>         raise errors.RadioError("Unsupported model")
>>
>> For example, the above code sends "PROGRAM" to the radio to initiate
>> cloning, but then aborts with an "Unsupported model" error. The
>> printing of "response" show that it is "nul", but my port monitor
>> clearly show that "QX\x06" was returned.
>
> Without looking, I think _echo_write() writes something to the device,
> and then, expecting a complete echo, reads and discards the same number
> of characters so that the caller doesn't see the echo. Maybe this new
> radio/cable doesn't echo and your response is getting eaten and discarded?
>
> --Dan

Thanks. I think I follow what you are saying. That makes sense because
when it gets to downloading the "chunks" it CHIRP there are fewer
characters than expected (they to got eaten and discarded.

Jim