Author Archives: Andrew

Learning KiCad; Designing and Building an ISA POST Card

The last post in my series on retrocomputing covered the testing of my repaired CGA with the Micro 8088. The process of troubleshooting took several weeks, and it became apparent that a handy piece of hardware to have would be … Continue reading

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Testing my repaired CGA with the Micro 8088

After repairing my CGA video card, and building Sergey’s Micro 8088 processor board and ISA 8-bit Backplane, I am now in a position where I should be able to test the combination of cards and verify if the CGA video … Continue reading

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Building Sergey’s Micro 8088 and ISA 8-bit Backplane

In my last retrocomputing post, I tackled the problem of Repairing my CGA video card following quite a bit of foolish childhood damage. In this post, I’ll document the fabrication of Sergey’s Micro 8088 processor board and ISA 8-bit Backplane. … Continue reading

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Repairing my CGA

Following on from My Introduction to Retrocomputing, I had found myself in possession of an IBM CGA card numbered “1501981APS”. At some point in my childhood, I had damaged the card by pulling traces off the PCB. I’m still annoyed … Continue reading

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My Introduction to Retrocomputing

A friend recently introduced me to the world of Retrocomputing. Specifically the work of Sergey Kiselev. Sergey has evidently dedicated many years to the creation of completely open-source designs paying homage to early computers such as the IBM PC-XT. One … Continue reading

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Ublox GPS Click EEPROM Upgrade

The GPS Click (MIKROE-1032) is a great breakout board from MikroElektronika featuring the Ublox LEA-6S GPS receiver. The “Click” format allows the tiny Ublox module to be plugged into a breadboard for easy prototyping. I’ve been very satisfied with the … Continue reading

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