diff --git a/art/ex.py b/art/ex.py
index 2f6460d..fbe96d0 100644
--- a/art/ex.py
+++ b/art/ex.py
@@ -5,21 +5,22 @@ def print_lines(
         dta, line_from: int, line_to: int, skip_left: int = 0, skip_right: int = 0, f=sys.stdout,):
     for d in dta[line_from:line_to]:
         print(
-            f'  dta ' + ','.join([f'${d[i:i + 2]}' for i in range(0 + skip_right, len(d) - skip_left, 2)]),
+            f'  dta ' + ','.join([f'${d[i:i + 2]}' for i in range(0 + skip_right*2, len(d) - skip_left*2, 2)]),
             file=f)
 
 def write_asm(atrview, out, page, line_from, line_to, skip_left, skip_right):
     with open(atrview, 'r', encoding='utf-8-sig') as f:
         s = json.load(f)
     for p in s['Pages']:
-
         if (isinstance(page, int) and p['Nr'] == page) or (isinstance(page, str) and p['Name'] == page):
             dta = p['View']
-            dta = [dta[i * 80:(i + 1) * 80][:64] for i in range(len(dta) // 80)]
+            width = p['Width'] * 2  # 2 hex chars per byte
+            dtas = [dta[i * width:(i + 1) * width] for i in range(len(dta) // width)]
+            print (out, dtas)
             break
 
     with open(out, 'wt') as f:
-        print_lines(dta, line_from, line_to, skip_left,skip_right, f)
+        print_lines(dtas, line_from, line_to, skip_left,skip_right, f)
 
 
 write_asm(