diff --git a/README.md b/README.md
index e69de29..e050586 100644
--- a/README.md
+++ b/README.md
@@ -0,0 +1,28 @@
+# Sourcecode for a skirt with blinking LEDs
+
+## Hardware
+* Arduino Uno or Arduino Nano
+* 6 Strips of 15 WS2812 or equivalent 
+* rotary encoder
+* MPU6050 inertial measuring unit
+* three colored LEDs
+* 220Ohm resistor
+* 100µF 50V capacitor
+
+## Wiring
+| Arduino Pin | Destination device  | Destination Pin |
+|-------------|---------------------|-----------------|
+| A2          | rotary encoder      | CLK             |
+| A3          | rotary encoder      | DT              |
+| A4          | MPU6050             | SDA             |
+| A5          | MPU6050             | SCL             |
+| D2          | rotary encoder      | SWn             |
+| D3          | led yellow          | positive        |
+| D4          | led blue            | positive        |
+| D5          | led red             | positive        |
+| D6          | 1st strip of WS2812 | Din             |
+| D7          | 2nd strip of WS2812 | Din             |
+| D8          | 3rd strip of WS2812 | Din             |
+| D9          | 4th strip of WS2812 | Din             |
+| D10         | 5th strip of WS2812 | Din             |
+| D11         | 6th strip of WS2812 | Din             |
diff --git a/platformio.ini b/platformio.ini
index fd405ed..5f50b01 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -16,3 +16,14 @@ lib_deps =
 	rfetick/MPU6050_light@^1.1.0
 	fastled/FastLED@^3.4.0
 	mathertel/RotaryEncoder@^1.5.0
+upload_port = /dev/ttyACM*
+
+[env:nanoatmega328new]
+platform = atmelavr
+board = nanoatmega328new
+framework = arduino
+lib_deps = 
+	rfetick/MPU6050_light@^1.1.0
+	fastled/FastLED@^3.4.0
+	mathertel/RotaryEncoder@^1.5.0
+upload_port = /dev/ttyUSB*