From a588993f28257641ffde349af265a29a6e20c1f7 Mon Sep 17 00:00:00 2001
From: Lior Halphon <LIJI32@gmail.com>
Date: Sun, 17 May 2020 00:10:43 +0300
Subject: [PATCH] Add an HuC command required by Pocket Family 2

---
 Core/memory.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Core/memory.c b/Core/memory.c
index fbf1318..5075c6f 100644
--- a/Core/memory.c
+++ b/Core/memory.c
@@ -568,6 +568,7 @@ static void write_mbc_ram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
                         }
                         gb->huc3_access_index++;
                         return;
+                    case 2:
                     case 3:
                         if (gb->huc3_access_index < 3) {
                             gb->huc3_minutes &= ~(0xF << (gb->huc3_access_index * 4));
@@ -577,7 +578,9 @@ static void write_mbc_ram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
                           gb->huc3_days &= ~(0xF << ((gb->huc3_access_index - 3) * 4));
                           gb->huc3_days |= ((value & 0xF) << ((gb->huc3_access_index - 3) * 4));
                         }
-                        gb->huc3_access_index++;
+                        if ((value >> 4) == 3) {
+                            gb->huc3_access_index++;
+                        }
                         return;
                     case 4:
                         gb->huc3_access_index &= 0xF0;