From bcb74aae409bc841aef33f76228fbefe1b2dfeaa Mon Sep 17 00:00:00 2001
From: Sour <mesenemu@gmail.com>
Date: Sat, 9 Mar 2019 14:37:50 -0500
Subject: [PATCH] PPU: Fixed vblank flag timing for 239-line mode

---
 Core/InternalRegisters.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Core/InternalRegisters.cpp b/Core/InternalRegisters.cpp
index fd953eb..c905d04 100644
--- a/Core/InternalRegisters.cpp
+++ b/Core/InternalRegisters.cpp
@@ -75,7 +75,7 @@ uint8_t InternalRegisters::Read(uint16_t addr)
 
 		case 0x4212: {
 			PpuState state = _console->GetPpu()->GetState();
-			uint32_t vblankStart = state.OverscanMode ? 241 : 225;
+			uint32_t vblankStart = state.OverscanMode ? 240 : 225;
 			//TODO TIMING (set/clear timing)
 			return (
 				(state.Scanline >= vblankStart ? 0x80 : 0) |