Tuesday, September 24, 2024

New PCBs arrived for cycle steal (DMA) memory loader - will build and test when I get to the shop next

MY HOPEFULLY FINAL DESIGN OF THE MEMORY LOADER PCBS ARRIVED

This consists of one board that will be a shield placed on an Arduino Mega 2560 plus a long thin board that breaks in two to become the two header blocks where wire-wrap lines from the 1130 backplane come to a connector. 


Header blocks (separated in this picture)

Once I solder the parts on the board, I will install it on the VCF 1130 to test out the new board which replaces all the bodge wires and changes of the previous version. My wife had hip replacement surgery yesterday which will keep me out of the shop for a bit while she convalesces. 


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