From 9e7cf140ecb54dd86e1419dc8b805055b841f193 Mon Sep 17 00:00:00 2001
From: NewRisingSun <8vytz1+dhp372pv94ebg@sharklasers.com>
Date: Wed, 2 Mar 2022 10:35:22 +0100
Subject: [PATCH] Mapper 432: Small mistake regarding DIP clear bit

---
 src/boards/432.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/boards/432.c b/src/boards/432.c
index 5c6db48..dbdffa0 100644
--- a/src/boards/432.c
+++ b/src/boards/432.c
@@ -44,7 +44,7 @@ static DECLFR(M432Read) {
 
 static DECLFW(M432Write) {
 	EXPREGS[A & 1] = V;
-	if (~A &1 && ~V &1) EXPREGS[1] =0; /* Writing 0 to register 0 clears register 1 */
+	if (~A &1 && ~V &1) EXPREGS[1] &=~0x20; /* Writing 0 to register 0 clears register 1's DIP bit */
 	FixMMC3PRG(MMC3_cmd);
 	FixMMC3CHR(MMC3_cmd);
 }