diff --git a/tools/printfile.py b/tools/printfile.py
index a2883d5..28015ed 100644
--- a/tools/printfile.py
+++ b/tools/printfile.py
@@ -9,21 +9,16 @@ serialdevice='/dev/ttyUSB0'
 
 
 
-chars=" qwertzuiopü+asdfghjklöä#yxcvbnm,.-QWERTZUIOPÜ*ASDFGHJKLÖÄ'YXCVBNM;:_1234567890ß!\"§$%&/()=?°²³"
+chars=" qwertzuiopü+asdfghjklöä#yxcvbnm,.-QWERTZUIOPÜ*ASDFGHJKLÖÄ'´`YXCVBNM;:_1234567890ß!\"§$%&/()=?°²³|"
 
 
 
-'''
-Teilung 10: 65
-Teilung 12: 78
-Teilung 15: 97
-'''
-
 def main():
     parser = argparse.ArgumentParser(description='Send Textfile over serial')
     parser.add_argument('filename', help="file to print")
     parser.add_argument('-d', '--device', nargs='?', help="serial device name")
     parser.add_argument('-l', '--length', nargs='?', type=int, help="maximum line length")
+    parser.add_argument('-w', '--wait', nargs='?', type=int, help="wait after x characters")
     parser.add_argument('-x','--dryrun', action="store_true", help="do not send anything to printer")
     
     args = parser.parse_args()
@@ -33,6 +28,11 @@ def main():
         charsperline=int(args.length)
         print("args.length: "+str(args.length))
     print("Checking for maximum line length: "+str(charsperline))
+    
+    waitafter=0
+    if args.wait is not None:
+        waitafter=int(args.wait)
+        print("Waiting after every "+str(charsperline)+" characters sent")
         
     
     filename=args.filename
@@ -46,6 +46,11 @@ def main():
         
     lines=[x.rstrip() for x in lines] # remove whitespaces and linebreaks
     
+    lines=[x.replace("´", "´ ") for x in lines] # add space to chars where printer is not advancing
+    lines=[x.replace("`", "` ") for x in lines] # add space to chars where printer is not advancing
+    
+    
+    
     for iline,line in enumerate(lines):
         if not set(line).issubset(chars+'\\'): 
             print(str(iline)+":"+str(line))
@@ -57,15 +62,21 @@ def main():
             exit()
             
     if (args.dryrun):
-        print("Dry Run enabled. Exiting")
-        exit()
+        print("Dry Run enabled")
+        
         
     with serial.Serial(serialdevice, 9600, timeout=1) as ser:
         
-        for line in lines:
-            print(line)
-            ser.write(line.encode())
-            ser.write(b'\n')
+        charssent=0
+        for iline,line in enumerate(lines):
+            if waitafter>0 and charssent>waitafter:
+                input("Press Enter to continue...")
+                charssent=0
+            print(str(iline)+"/"+str(len(lines))+" ("+str(charssent)+")"+":"+str(line))
+            charssent+=len(line)
+            if (not args.dryrun):
+                ser.write(line.encode())
+                ser.write(b'\n')