diff --git a/src/cartridge.xa b/src/cartridge.xa
index dccf6df..5b64867 100644
--- a/src/cartridge.xa
+++ b/src/cartridge.xa
@@ -472,9 +472,9 @@ add_to_addr_done
 
 ;;; tools-end
 
-
 welcome_str .byt $15,$0D,"AVAILABLE OPTIONS:",$0D,$0D
 choose_str .byt $0F,$0D,"CHOOSE OPTION:"
 
 rom_content
-#include "src/rom_content.xa"
+#include "src/rom_content1.xa"
+;#include "src/rom_content2.xa"
diff --git a/src/rom_content.xa b/src/rom_content1.xa
similarity index 61%
rename from src/rom_content.xa
rename to src/rom_content1.xa
index b975cb8..5db73f1 100644
--- a/src/rom_content.xa
+++ b/src/rom_content1.xa
@@ -9,13 +9,10 @@ basic_str .byt $05,"BASIC"
 basic_jmp_addr   .word $e000
 
 apple30th
-apple30th_seg    .byt $02
-apple30th_1_len    .word $0D80
-apple30th_1_addr   .word $0280
-apple30th_1_cont_start  .word apple30th_cont
-apple30th_2_len    .word $0D80
-apple30th_2_addr   .word $0280
-apple30th_2_cont_start  .word apple30th_cont
+apple30th_seg    .byt $01
+apple30th_len    .word $0D80
+apple30th_addr   .word $0280
+apple30th_cont_start  .word apple30th_cont
 apple30th_str .byt $13,"APPLE 30TH BIRTHDAY"
 apple30th_jmp_addr .word $0280
 
diff --git a/src/rom_content2.xa b/src/rom_content2.xa
new file mode 100644
index 0000000..6b6b2f0
--- /dev/null
+++ b/src/rom_content2.xa
@@ -0,0 +1,25 @@
+number_of_entries .byt $02
+
+; 00: <start_low_byte> <start_high_byte> <end_low_byte> <end_high_byte>
+memorytest
+memorytest_seg    .byt $02
+memorytest_1_len    .word $0010
+memorytest_1_addr   .word $0000
+memorytest_1_cont_start  .word memorytest_cont
+memorytest_2_len    .word $0122
+memorytest_2_addr   .word $0280
+memorytest_2_cont_start  .word memorytest_cont+16
+memorytest_str .byt $10,"MEMORY TEST 280R"
+memorytest_jmp_addr .word $FF1F
+
+; 44: <low_byte> <high_byte>
+disassembler
+disassembler_seg      .byt $01
+disassembler_1_len    .word $0200
+disassembler_1_addr   .word $0800
+disassembler_1_cont_start  .word disassembler_cont
+disassembler_str .byt $11,"DISASSEMBLER 800R"
+disassembler_jmp_addr   .word $FF1F
+
+memorytest_cont .bin 0,306,"inc/a1mt.bin"
+disassembler_cont .bin 0,512,"inc/disassembler.bin"