Spresense 6-core microcontroller board with ultra-low power consumption
High-performance microcontroller board with hi-res audio, camera input, internal GPS and Edge AI support.
Buy Spresense
Download Recovery tool for the Main board
If you see the message "D>" on the serial console with 115200 baud rate or cannot upload your sketch, it means some files in the flash memory may be corrupted unexpectedly. Please download the recovery tool from below link. See the README in the downloaded ZIP file.