diff --git a/2/2-2-bin-number.py b/2/2-2-bin-number.py
new file mode 100644
index 0000000..797970b
--- /dev/null
+++ b/2/2-2-bin-number.py
@@ -0,0 +1,37 @@
+#!/bin/python3
+
+import RPi.GPIO as GPIO
+import time
+
+GPIO.setwarnings(False)
+
+GPIO.setmode(GPIO.BCM)
+
+dac = [26, 19, 13, 6, 5, 11, 9, 10]
+number = [0, 0, 0, 0, 0, 0, 0, 1]
+
+GPIO.setup(dac, GPIO.OUT)
+GPIO.output(dac, 0)
+
+#GPIO.output(dac, number)
+
+#time.sleep(15)
+
+nums = [
+        [1, 1, 1, 1, 1, 1, 1, 1], #255
+        [0, 1, 1, 1, 1, 1, 1, 1], #127
+        [0, 1, 0, 0, 0, 0, 0, 0], #64
+        [0, 0, 1, 0, 0, 0, 0, 0], #32
+        [0, 0, 0, 0, 0, 1, 0, 1], #5
+        [0, 0, 0, 0, 0, 0, 0, 0], #0
+]
+
+for num in nums:
+    print(num)
+    GPIO.output(dac, num)
+    time.sleep(20)
+    GPIO.output(dac, 0)
+
+GPIO.output(dac, 0)
+
+GPIO.cleanup()
diff --git a/2/data.txt b/2/data.txt
new file mode 100644
index 0000000..a7208d4
--- /dev/null
+++ b/2/data.txt
@@ -0,0 +1,4 @@
+# X Y
+255 3.241
+127 1.619
+64 0.819