From eee9b165a0d269f37dd5c444d900c634d5906dcd Mon Sep 17 00:00:00 2001
From: sanni <sanni@users.noreply.github.com>
Date: Fri, 1 Mar 2019 19:16:33 +0100
Subject: [PATCH] V2.9: Fix writing MBC3 flashcart

---
 Cart_Reader/Cart_Reader.ino | 6 +++---
 Cart_Reader/GB.ino          | 8 +++++---
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/Cart_Reader/Cart_Reader.ino b/Cart_Reader/Cart_Reader.ino
index 3f1974f..1437382 100644
--- a/Cart_Reader/Cart_Reader.ino
+++ b/Cart_Reader/Cart_Reader.ino
@@ -2,8 +2,8 @@
                     Cartridge Reader for Arduino Mega2560
 
    Author:           sanni
-   Date:             18-02-2019
-   Version:          2.8
+   Date:             01-03-2019
+   Version:          2.9
 
    SD  lib:         https://github.com/greiman/SdFat
    LCD lib:         https://github.com/adafruit/Adafruit_SSD1306
@@ -37,7 +37,7 @@
    vogelfreiheit - N64 flashram fix
 
 **********************************************************************************/
-char ver[5] = "2.8";
+char ver[5] = "2.9";
 
 /******************************************
    Define Starting Point
diff --git a/Cart_Reader/GB.ino b/Cart_Reader/GB.ino
index a8afc93..db98d1a 100644
--- a/Cart_Reader/GB.ino
+++ b/Cart_Reader/GB.ino
@@ -858,19 +858,21 @@ void writeFlash_GB(byte MBC) {
       dataOut();
 
       uint16_t currAddr = 0;
+      uint16_t endAddr = 0x3FFF;
 
-      for (int currBank = 1; currBank < romBanks; currBank++) {
+      for (int currBank = 0; currBank < romBanks; currBank++) {
         // Blink led
         PORTB ^= (1 << 4);
 
         // Set ROM bank
         writeByte_GB(0x2100, currBank);
 
-        if (currBank > 1) {
+        if (currBank > 0) {
           currAddr = 0x4000;
+          endAddr = 0x7FFF;
         }
 
-        while (currAddr <= 0x7FFF) {
+        while (currAddr <= endAddr) {
           myFile.read(sdBuffer, 512);
 
           for (int currByte = 0; currByte < 512; currByte++) {