B-1 开发板和工具包 - ARM

开发板和工具包 - ARM The Balletto B1 DevKit uses the Balletto B1 MCU. The B1 MCU on the board has a Cortex M-55 CPU core with Helium-M Vector Extension, an Ethos-U55 neural network processor core, 2MB of SRAM, 1.8MB of NVM, off-chip OSPI flash and PSRAM memory devices.