SI-RISCV / e200_opensource

Deprecated, please go to next generation Ultra-Low Power RISC-V Core https://github.com/riscv-mcu/e203_hbirdv2
https://github.com/riscv-mcu/e203_hbirdv2
Apache License 2.0
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compare with SiFive-E21 #9

Open zhouqinghua opened 6 years ago

zhouqinghua commented 6 years ago

SiFive has released its lowpower RISC-V IP core(E21) whose application target is ultra-low power too. compared with SiFive, what's the advantage of Hummingbird E200? E21 is not opensource currently, I think most of its code is reused from "rocket chip". SiFive's core ip cover from high end to low end: BOOM, U54, E51, E31, E21. it seems there are not so much opportunities left for other Startup Companies(work for RISC-V core).