SiFive Gives Its WorldGuard Security Model to the RISC-V Community

Re:SiFive Gives Its WorldGuard Security Model to the RISC-V ... by genmud on Friday June 02, 2023 @04:21PM (#36170224)

WCH has a bunch of new ones that have come out recently, like the CH32V003 and CH32V307 [1]. I would start there, they are close enough and could probably run micropython since they have some that have reasonable amounts of SRAM.

I think they are mostly looking to replace STM32s though.