diff --git a/avtosenzor.py b/avtosenzor.py
index 70b1b16..335c33c 100644
--- a/avtosenzor.py
+++ b/avtosenzor.py
@@ -13,8 +13,6 @@ def dane(vpr='Potrdi(d/n)->'):
           return True
      else:
           return False
-
-
 try:
      display.init()
      from display import oled
@@ -56,11 +54,17 @@ oled.text('<NodeMCU Senzor>', 0, 25)
 oled.text('<-------------->', 0, 35)
 oled.text(' !Pozdravljeni! ', 0, 50)
 oled.show()
-
 time.sleep_ms(750)
+
+oled.fill(0)
+oled.text('Tipka menja',0,0)
+oled.text('casovne razmike',0,10)
+oled.text('med meritvami',0,20)
+oled.text('0.25/0.5/1/2/10s',0,30)
+oled.text('7x tipka=izhod',0,40)
 oled.show()
 
-time.sleep(2)
+time.sleep(4)
 oled.fill(0)
 oled.show()
 
@@ -70,14 +74,37 @@ alertled.value(0)
 def konec(p):
      exit=1
 
+sleeptime=15
+count=0
+def setsleep(x):
+     global sleeptime
+     global count
+     if count>6:
+          exit=3
+     if sleeptime==15:
+          sleeptime=0.25
+     elif sleeptime==0.25:
+          sleeptime=0.5
+     elif sleeptime==0.5:
+          sleeptime=1
+     elif sleeptime==1:
+          sleeptime=2
+     elif sleeptime==2:
+          sleeptime=15
+     else:
+          sleeptime=15
+     time.sleep_ms(15)
+     count=count+1
+tipka.irq(trigger=Pin.IRQ_FALLING, handler=setsleep)
 exit=0
 temp=0
 svetloba=0
-while tipka.value():
+def acq():
      oled.text('BUSY...',70,55)
      alertled.value(1)
      oled.show()
      oled.fill(0)
+     global sleeptime
      try:
           temp=dsb.read_temp()
      except:
@@ -103,10 +130,16 @@ while tipka.value():
           oled.text('RH: ' + str(vlaga) +' Hz', 15, 30)
      oled.text('NodeMCU Senzor',0,0)
      oled.text('Uptime: ' + str(time.time()) + 's',5,45)
+     oled.text('S: ' + str(sleeptime) + 's',0,55)
      oled.show()
      alertled.value(0)
-     time.sleep(2)
-     
+
+while exit<1:
+     if count>6:
+          exit=3
+     count=0
+     acq()
+     time.sleep(sleeptime)
 
 oled.fill(0)
 oled.text('<-------------->', 0, 15)