OpenGD77

[SOLVED] Well, I'm sorry to have troubled you all but the problem was embarrassingly simple. The programming cable was not seated quite right (despite multiple attempts to make sure it was). After the n-teenth time of checking to make sure it was, CPS finally succeeded its firmware load. --Norm AC6DF

Belay my comment about taking my GD-77 back to an earlier factory firmware version. Thinking that through, I realized that was going to have no impact on what sort of usb device it looked like in boot loader mode. Nevertheless, my problem still stands as far as getting OpenGD77 CPS to connect to the...

Having had very good success putting opengd77 on a pair of RD-5R's I own using a Windows 11 laptop, I acquired a new GD-77 to do the same. Unfortunately, CPS reports it "can't connect to the GD-77" when I try to do the initial load of opengd77 with the radio in firmware update mode. Feel like I'm mi...

Have owned an RD-5R for a while. Made very limited use of it before now. Recently loaded opengd77 on it and am enjoying the nicer functionality. Am also running the experimental CPS on Windows 11 with no problems. Thank you for making this little cheap thing a much more usable radio.

Norm AC6DF.