Re-wrote to verify my understanding of the RTC data sheet, and as a result this fixes compatibility with official/commercial/non-flashcart gamepaks with RTC
No API change
Tested by @Lorenzooone
Still a handful of stuff I'd like to clean-up (the GNU vector datetime is a bit annoying in some places)
Re-wrote to verify my understanding of the RTC data sheet, and as a result this fixes compatibility with official/commercial/non-flashcart gamepaks with RTC
No API change
Tested by @Lorenzooone
Still a handful of stuff I'd like to clean-up (the GNU vector datetime is a bit annoying in some places)