WCH CH32V407: The $2.40 RISC-V MCU With Vector Extensions and Built-In Ethernet
Key Takeaway: WCH's CH32V407 puts a 200 MHz RISC-V core with vector extensions, built-in 100 Mbps Ethernet MAC+PHY, and USB 2.0 High-Speed onto a single $2.40 chip — making it…