risc-v-mcu-design-challenge
https://www.hackster.io/contests/hackitriscv
https://github.com/openwch/ch32v307
https://www.hackster.io/contests/hackitriscv
https://www.hackster.io/contests/hackitriscv
https://github.com/openwch/ch32v307
https://www.hackster.io/contests/hackitriscv