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- Sat Feb 09, 2019 11:46 pm
- Forum: GBDev
- Topic: strange output on blargg tests
- Replies: 5
- Views: 11216
Re: strange output on blargg tests
I was seeing the same thing on my emulator project and in my case this was because I had the carry flag behavior reversed for the CP instruction (see this post on StackOverflow ). Because CP was setting the carry flag incorrectly, a JP C call following CP wasn't jumping as expected, and the flow dro...