diff --git a/textrender.py b/textrender.py
index 1b4df01..b833a48 100755
--- a/textrender.py
+++ b/textrender.py
@@ -49,7 +49,7 @@ def print_letter(ch):
     for x in range(0,ch[0]):
         for y in range(0,5):
             if ch[1][y][x]=='1':
-                ft.set(x,y,white)
+                pset(x,y,255,255,255)
 
 def print_letter_debug(ch):
     print("Debug letter print")    
@@ -78,17 +78,35 @@ def clear_render_buffer(r,g,b):
             render_buffer[3+x3+y*res3]=0
             render_buffer[4+x3+y*res3]=255
 
+def pset(x,y,r,g,b):
+    global render_buffer
+    x3 = x*3
+    res3 = DISPLAY_RES_X*3
+    render_buffer[2+x3+y*res3]=r
+    render_buffer[3+x3+y*res3]=g
+    render_buffer[4+x3+y*res3]=b
+
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+
+def flush_render():
+    global sock
+    sock.sendto(render_buffer, (FLASZKI_UDP_IP, FLASZKI_UDP_PORT))
+
+def close_sock():
+    global sock
+    sock.sendto(bytearray([HEADER_DRGB, HEADER_TIME_WAIT]), (FLASZKI_UDP_IP, FLASZKI_UDP_PORT))
+
 
 def render_stub():
     global render_buffer
     prepare_render_buffer(255,0,0)
     clear_render_buffer(0,0,255)
-    sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-    sock.sendto(render_buffer, (FLASZKI_UDP_IP, FLASZKI_UDP_PORT))
+    print_letter(letter_k)
+    flush_render()
     time.sleep(3)
-    sock.sendto(bytearray([HEADER_DRGB,HEADER_TIME_WAIT]), (FLASZKI_UDP_IP, FLASZKI_UDP_PORT))
-
-
+    close_sock()
+    
+    
 
 def get_text_vline(st, i):
     done=False