[hpsdr] Problems programming Mercury and Penny with new firmware.

George Byrkit ghbyrkit at chartermi.net
Fri Oct 25 11:12:31 PDT 2013


This appears to solve the problem that has been bothering me since I returned from Dayton
Hamvention!

Upon return, my Mercury had a fractured solder joint on at least one of the 'pins' on the
122.88mhz oscillator.  When that was repaired, I was underway with updating to the latest
firmware, as I needed to confirm that KISS Konsole would work with the new firmware.

Since I had the jumpers on JP10 and JP11 of my Penelope, the system would only work with
my Mercury in place.  This problem also persisted with Ozy as well as Metis, because of
the change in the use of the Bus.  Mercury did not have the jumpers on the I2C bypass
jumper blocks.  Penelope, it turned out, did.  I even ordered a PennyLane because at that
point I wondered whether somehow my Penelope got damaged...

(FYI: TAPR board members pay normal prices on these things...)

Even with a new PennyLane in my hands, this problem persisted!  I consulted with Phil and
maybe Joe and others.  No Joy!

I reported my problems to other TAPR mavens at DCC.  No one had any ideas.

Thank God that Phil figured out what the problem is!  It's that Mercury comes without
these jumpers for 'I2C bypass' in place, but Penelope and PennyLane came with them in
place!  That was not an issue under the 'olde firmware', but it is definitely a problem
under the 'new firmware' that Joe developed to make better use of the Atlas bus!

If you have had problems with updating to the 'new' firmware, and are using Mercury and
Penny(or PennyLane), I strongly suggest that you locate JP10 and JP11 and remove the
jumpers!  You should then enjoy success.

73,
George Byrkit, K9TRV


 1382724751.0


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