重要通知：Spresense网站迁移公告 - 查看详情
Spresense项目网站将于2026年1月16日迁移至Sony Semiconductor Solutions旗下域名。新网址将于近期公布，敬请留意网站更新消息。
Download firmware files for the Main board
Firmware files are including bootloader. Newest firmware is needed to use SDK and Arduino package. Please see Flashing bootloader to find how to install.