[chirp_users] FT-450D communication problem

Nigel A. Gunn G8IFF/W8IFF nigel at ngunn.net
Thu Sep 27 10:20:36 PDT 2018


We keep getting this issue.

The 450D implements a full serial/RS-232 level  port. Make sure you cable supports RTS/CTS handshaking. You should have 5 wires on the cable, Pin 2 DATA OUT to computer, Pin 3 DATA IN from computer, Pin 5 GROUND, Pin 7 RTS, Pin 8 CTS.



> On 27 September 2018 at 12:50 Bruce Ashdown <radiog4kzt at gmail.com> wrote:
> 
>     I have just downloaded latest Chirp (CHIRP daily-20180906).
> 
>     Using Windows 10, Com port 3, Vendor Yaesu, Model FT-450D.
> 
>     My CAT cable works fine with "PCC for FT-450D", WSJT-X , "Ham Radio Deluxe" & "FREE450", but not "Chirp"!
> 
>     Followed instructions to download from radio & got message:-
> 
>     An error has occurred - Failed to communicate with radio: Unable to read block 0 expected 6 got 4.
> 
>     Any ideas?
> 
>     My FT-450D has the UK 60m frequencies plumbed into the memories - will these be saved in Chirp?
>     I want to update the radio's firmware, so want to backup the memories including the 60m ones.
> 
>     Thanks
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Nigel A. Gunn, 1865 El Camino Drive, Xenia, OH 45385-1115, USA. tel +1 937 825 5032
Amateur Radio G8IFF W8IFF and GMRS WRBV701, e-mail nigel at ngunn.net www http://www.ngunn.net
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