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KiCADKicad
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OpenSCADOpenSCAD
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512k MRAM IC-Card for TANDY WP-2
REQUIRES 1.2 mm PCB
Warning: The total cost for parts for this is around $100 USD
This is an "IC-Card" for TANDY WP-2.
It functions the same as a battery-backed 128K SRAM, except it provides 4 128K banks, and does not require a battery.
KiCAD source for schematic and pcb, BOM, and OpenSCAD source for 3d-printed cover in the github repo:
https://github.com/bkw777/WP-2_IC-Card
Attach the printable cover with adhesive transgfer tape such as https://www.amazon.com/LLP-Resistant-Crafting-Electronics-Transparent/dp/B07FQXRQNS
512k MRAM IC-Card for TANDY WP-2
*PCBWay community is a sharing platform. We are not responsible for any design issues and parameter issues (board thickness, surface finish, etc.) you choose.

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