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Implemented IM0 and ED45

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This commit is contained in:
Marc Parsons
2026-04-29 23:21:22 +01:00
parent fc17b16471
commit 3d13425d51
1 changed files with 4 additions and 0 deletions
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4
Core/Cpu/Z80.cs
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@@ -1434,6 +1434,10 @@ namespace Core.Cpu
} }
// --- SBC HL, rr --- // --- SBC HL, rr ---
case 0x42: SbcHl(BC.Word); return 15; case 0x42: SbcHl(BC.Word); return 15;
case 0x45: // RETN (Return from NMI)
IFF1 = IFF2; // Restore the interrupt state
PC = Pop(); // Jump back to where we came from
return 14;
case 0x52: SbcHl(DE.Word); return 15; case 0x52: SbcHl(DE.Word); return 15;
case 0x62: SbcHl(HL.Word); return 15; case 0x62: SbcHl(HL.Word); return 15;
case 0x72: SbcHl(SP); return 15; case 0x72: SbcHl(SP); return 15;