[chirp_users] UV5R programming problems

[Nigel A. Gunn G8IFF/W8IFF]

Where are you?


> On 29 October 2016 at 07:20 Richard <richard.cs at gmail.com> wrote:
> 
> 
> I know this is a common problem but I have tried all the "usual" things
> with no success. I am on my second programming cable after the first one
> just didn't get recognised as a USB device, and first attempt I was able to
> download the contents of my radio. Since then however it's not worked again.
> 
> The cable works OK and the drivers are loaded, as confirmed by opening a
> serial terminal, linking the TX and RX pins and observing loopback. The
> radio goes into TX when powered on with the cable attached and some vicious
> connector trimming doesn't help - I am sure it is going all the way in.
> Following the order in the Chirp pop-up instructions (cable is already
> connected to PC and correct serial port selected, radio off, connect cable,
> radio on with volume right up, check no activity, click OK) doesn't help.
> The radio goes into TX as soon as it's booted and after a few seconds I get
> "Radio did not respond".
> 
> The radio does *not* go into TX if I have that port open in a serial
> terminal when I turn the radio on, and presumably if Chirp opened the port
> when the instructional message is displayed (before the radio is turned on)
> but still waited for the user to click OK before trying to communicate all
> would work?
> 
> I think that the one time it did work it might have been TX-ing and I just
> got lucky that it didn't interfere with communications - I do remember some
> interference on my monitor which I now know happens when the radio
> transmits.
> 
> Anyone got any good ideas? Given that the radio doesn't go into transmit
> mode when the serial port is open I can't see how it can be bad cable /
> poor connections.
> 
> This is on Linux Mate 1.12.1, with the current daily Chirp build. My user
> is in the dialout group and has serial port access.
> 
> Thanks
> Richard
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> This message was sent to Nigel Gunn, W8IFF at nigel at ngunn.net
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