From 3ba356cf0727817a431b28e01dd6d5d7b68d30ef Mon Sep 17 00:00:00 2001
From: uvok
Date: Wed, 7 Jan 2026 18:41:13 +0100
Subject: fix endianness of binary creator

---
 nandgame/assembler/createbin.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/nandgame/assembler/createbin.py b/nandgame/assembler/createbin.py
index 3fd1bba..23f9979 100755
--- a/nandgame/assembler/createbin.py
+++ b/nandgame/assembler/createbin.py
@@ -6,18 +6,21 @@ or rather, 15-bit, to have valid
 nandgame instructions, skip reserved bits.
 """
 
+#ENDIANNESS = 'big'
+ENDIANNESS = 'little'
+
 with open("allins.bin", "wb") as f:
     ins=0x0000
     # ldi A, 0
-    f.write(ins.to_bytes(2))
+    f.write(ins.to_bytes(2, byteorder = ENDIANNESS))
 
     ins=0x00ff
     # ldi A, 255
-    f.write(ins.to_bytes(2))
+    f.write(ins.to_bytes(2, byteorder = ENDIANNESS))
 
     for ins in range(0x8000, 0xffff + 1):
         # unused bytes, force 1
         if (ins & 0x6800) != 0x6800:
             continue
 
-        f.write(ins.to_bytes(2))
+        f.write(ins.to_bytes(2, byteorder = ENDIANNESS))
-- 
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