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Amaranth+Coriolis Test SoC

This is a submission of a test SoC for MPW4 built from https://github.com/ChipFlow/mpw4

It contains:

  • Minerva RV32IM CPU
  • 512 bytes SRAM
  • (Q)SPI flash for code and data memory using spimemio from picosoc
  • HyperRAM for RAM extension using a derivative of litehyperbus
  • 8-bit GPIO
  • UART, timer, and interrupt controller

Built using: