From 16af53b613b4714a0607edcfa7750ab5eb28be27 Mon Sep 17 00:00:00 2001
From: Dakkaron <dak1st@gmx.at>
Date: Wed, 7 Jul 2021 13:48:16 +0200
Subject: [PATCH] Possible fix for flashing MBC5. Shouldn't affect MBC3.

---
 Cart_Reader/GB.ino | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Cart_Reader/GB.ino b/Cart_Reader/GB.ino
index b212506..bc3c2b6 100644
--- a/Cart_Reader/GB.ino
+++ b/Cart_Reader/GB.ino
@@ -987,7 +987,8 @@ void writeFlash_GB() {
       PORTB ^= (1 << 4);
 
       // Set ROM bank
-      writeByte_GB(0x2100, currBank);
+      writeByte_GB(0x2100, currBank); //MBC5
+      writeByte_GB(0x2000, currBank); //MBC3
       // 0x2A8000 fix
       writeByte_GB(0x4000, 0x0);