Search found 3 matches
Search found 3 matches • Page 1 of 1
- Mon Sep 03, 2018 3:22 pm
- Forum: NESemdev
- Topic: Understanding nestest STA to $4015
- Replies: 4
- Views: 9141
Hi all, long time lurker here! :) Been hacking for a while, but now I'm in dire need for some help about something I can't wrap my head around regarding nestest.log. On line 8981 the rom does a STA, where A is 02, to $4015. My emu writes 02 to this address (which should be APU status reg?), but acco...