Discover and read the best of Twitter Threads about #kicad

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This December, enjoy 24 days of tasty #FPGA treats.
Follow @WillFlux to open them all. 🎁 FPGA Advent Calendar 2021 p...
💥Day 1: Doom iCEBreaker Edition

An iCE40UP #FPGA is tiny, with just 5000 logic cells, but that didn't stop Sylvain Munaut from running Doom. The design uses a @1bitsquared iCEBreaker board with added SPI ram.

Watch:
Source: github.com/smunaut/doom_r… 1993 Doom title screen over...System block diagram showin...
@1bitsquared ⛵️Day 2: VexRiscv FPU

I've long wanted an FPGA-friendly #RISCV core with FPU. @SpinalHDL granted my wish this year by adding IEEE 754 support to VexRiscv. It now supports float and double with single-cycle FADD, FSUB, FMUL, and FMADD.

Source: github.com/SpinalHDL/VexR… VexRiscv FPU design showing...
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