diff --git a/README.md b/README.md
index b1d36ab..43c8bab 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,9 @@
 # reloj
 
-Stuff for my reloj project
\ No newline at end of file
+Stuff for my reloj project
+
+## Wiring
+
+Buzzer: 9,11
+Button: 3,14
+Displays: black 4, white 6, grey 19, purple 24, blue 23
diff --git a/reloj.py b/reloj.py
new file mode 100644
index 0000000..f7b0167
--- /dev/null
+++ b/reloj.py
@@ -0,0 +1,71 @@
+import time
+import sys
+import datetime
+
+from gpiozero import Buzzer, Button
+from luma.core.interface.serial import spi, noop
+from luma.core.render import canvas
+from luma.led_matrix.device import max7219
+from luma.core.legacy import text
+from luma.core.legacy.font import TINY_FONT, CP437_FONT, LCD_FONT, proportional
+from PIL import ImageFont
+
+import paho.mqtt.client as mqtt
+import paho.mqtt.subscribe as subscribe
+
+
+def on_message(client, userdata, msg):
+    print(msg.topic + " " + str(msg.payload))
+
+
+serial = spi(port=0, device=0, gpio=noop())
+device = max7219(serial, cascaded=4)
+
+button = Button(2)
+buzzer = Buzzer(17)
+
+# mqttc = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2)
+
+# mqttc.connect("pinky", 1883, 60)
+# mqttc.subscribe("homeassistant/input_boolean/aire")
+# mqttc.on_message = on_message
+
+
+def intro():
+    _, _, dw, dh = device.bounding_box
+    for h in range(0, dh):
+        with canvas(device) as draw:
+            draw.rectangle((0, 0, dw, h), outline="white", fill="white")
+        time.sleep(0.1)
+    for h in range(0, dh):
+        with canvas(device) as draw:
+            draw.rectangle((0, 0, dw, h), outline="white", fill="black")
+        time.sleep(0.1)
+    time.sleep(0.5)
+    with canvas(device) as draw:
+        draw.rectangle((0, 0, dw, dh), outline="black", fill="black")
+        text(draw, (1, 0), "IAMRELOJ", fill="white", font=proportional(TINY_FONT))
+    time.sleep(1)
+
+
+def clock():
+    i=0
+    while True:
+        i+=1
+        with canvas(device) as draw:
+            txt = datetime.datetime.now().strftime("%I:%M:%S%p").lstrip("0")
+            if button.is_active:
+                buzzer.on()
+                text(draw, (1, 0), "BUTTON", fill="white", font=proportional(TINY_FONT))
+            else:
+                buzzer.off()
+                text(draw, (1, 0), txt, fill="white", font=proportional(TINY_FONT))
+            x = abs(i%64-32)
+            w = (16-(abs(x-16)))/3
+            draw.rectangle((x,7,x+w,7), outline="white")
+        time.sleep(0.05)
+
+
+intro()
+time.sleep(1.6)
+clock()