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xKIM v1.5 released

Thanks to Norbert Joppen, a really strange bug in xKIM v1.4 and earlier has been found.  The fix is now on the github site:

https://github.com/CorshamTech/xKIM

The problem is that when using the S command to save a portion of memory to the SD card system, an empty file would be created but no data placed in it.  One incorrect line of assembly code caused the problem.  There is a work-around: make sure memory location 0000 has a value less than 80!

There are three changes in the new code:

  1. Length check now ORAs with #0 rather than address 0000 (what a dumb mistake).
  2. A CLD instruction is now in the main command processing loop.
  3. When saving a file, the text used to imply loading a file, so that has been changed.

If you can not erase/burn the 28C64 EEPROM, contact me and we can work out a swap of a new chip in exchange for the old one.  Ie, I mail a new chip, and you mail back the old one once you get the replacement.

 

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All Caught Up & Mailing List

Over the last week I’ve been feeling a lot better and have been able to spend more time in the workshop.  All orders have now shipped, finally!

During the last days of my hospital stay, I created a Groups.io mailing list for customers of Corsham Tech.  With my spending so much time being unable to answer all the emails, I didn’t want everyone to be left to their own for solving problems.  The list is an open one so anyone can join.  I’d definitely on the list and will try to answer all the questions, but input from other customers is certainly appreciated!  The list is:

https://groups.io/g/CorshamTech

 

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Have been very sick this last week

I appear to have pulled a number of muscles in my upper back, both shoulders and neck.  One of the drugs I’m on lists this as a possible side effect  and the doctors prefer not to give me pain killers.  I sometimes go into the workshop every few days to work a little, but the pain is interfering with building boards and even testing boards that are already assembled.

I am continuing to work on orders, but very slowly.

Bob