From 6a830e651d76e8d9817d1a12d46b396cca42c446 Mon Sep 17 00:00:00 2001
From: sanni <sanni@users.noreply.github.com>
Date: Thu, 13 Jan 2022 17:07:58 +0100
Subject: [PATCH] Print first 40 bytes if flashrom is unknown

---
 Cart_Reader/Cart_Reader.ino |  2 +-
 Cart_Reader/FLASH.ino       | 16 +++++++++++++++-
 Cart_Reader/options.h       | 12 ++++++++++--
 3 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/Cart_Reader/Cart_Reader.ino b/Cart_Reader/Cart_Reader.ino
index 0ef7544..8e16d0d 100644
--- a/Cart_Reader/Cart_Reader.ino
+++ b/Cart_Reader/Cart_Reader.ino
@@ -4,7 +4,7 @@
    This project represents a community-driven effort to provide
    an easy to build and easy to modify cartridge dumper.
 
-   Date:             29.11.2021
+   Date:             13.01.2022
    Version:          7.3
 
    SD lib: https://github.com/greiman/SdFat
diff --git a/Cart_Reader/FLASH.ino b/Cart_Reader/FLASH.ino
index a632529..b5cbc16 100644
--- a/Cart_Reader/FLASH.ino
+++ b/Cart_Reader/FLASH.ino
@@ -580,7 +580,21 @@ idtheflash:
     print_Msg(F("ID Type 2: "));
     println_Msg(flashid);
     println_Msg(" ");
-    print_Error(F("UNKNOWN FLASHROM"), true);
+    println_Msg(F("UNKNOWN FLASHROM"));
+    println_Msg(" ");
+    println_Msg(F("Press Button..."));
+    display_Update();
+    wait();
+
+    // print first 40 bytes of flash
+    display_Clear();
+    println_Msg(F("First 40 bytes:"));
+    println_Msg(F(""));
+    printFlash(40);
+    println_Msg(F(""));
+    display_Update();
+    resetFlash8();
+    print_Error(F("Press Button to reset"), true);
   }
   println_Msg(" ");
   println_Msg(F("Press Button..."));
diff --git a/Cart_Reader/options.h b/Cart_Reader/options.h
index 350108f..0931324 100644
--- a/Cart_Reader/options.h
+++ b/Cart_Reader/options.h
@@ -1,11 +1,19 @@
 //******************************************
-// CHOOSE HARDWARE VERSION
+// !!! CHOOSE HARDWARE VERSION !!!
 //******************************************
-#define HW4
+// Remove // in front of the line with your hardware version
+//#define HW4
 //#define HW3
 //#define HW2
 //#define HW1
 //#define SERIAL_MONITOR
+//******************************************
+// !!! CHOOSE HARDWARE VERSION !!!
+//******************************************
+
+#if !(defined(HW1) || defined(HW2) || defined(HW3) || defined(HW4) || defined(SERIAL_MONITOR))
+# error !!! PLEASE CHOOSE HARDWARE VERSION IN OPTIONS.H !!!
+#endif
 
 #if defined(HW4)
 #define enable_LCD