Incoming packet: kkrv22818_sw_update.bin (source: R/V Polar Dawn)
To allow the hardware to communicate with a PC. kkrv22818 software download verified
Because this board is a common "universal" replacement part, the firmware is often shared on community forums rather than official manufacturer sites: Deep Electronics Lab: Incoming packet: kkrv22818_sw_update
If you found this code in a text file or next to a download link, it might be a (like MD5 or SHA-256) or a Digital Signature used to verify that the file has not been tampered with. kkrv22818 software download verified