From d71d15ff1db05f8e85f830b32f437d9b2b863364 Mon Sep 17 00:00:00 2001
From: Hendrik Langer <hendrik+dev@xd0.de>
Date: Tue, 5 Jun 2018 19:24:12 +0200
Subject: [PATCH] update README

---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index 0f7153e..e0005e7 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ Features:
 
 CAD files (OpenSCAD) and source code included.
 
+
 ![Weatherstation](cad/img/weatherstation.jpg)
 
 | geiger counter and DHT22              | particle sensor and ESP8266             |
@@ -71,6 +72,10 @@ RadiationD-v1.1(CAJOE):
  - 5V  -> 5V
  - VIN -> D6
 
+## ToDo
+* https://hackaday.com/2014/10/25/use-a-cheap-pin-diode-as-a-geiger-counter/ (opengeiger.de/elektronik.html)
+* Solar power
+
 ## License
 
 ### Code