Added more information to start with Nucleo board.

Added a picture with connection information for better understanding.
Added udev rules for ST-Link V2.
Updated copyright information to 2020.

docs/nucleo32-board.md

@@ -33,6 +33,11 @@ Make sure 5V is not connected, and is covered from contacting with the board ele
 
 Based on [USB-A_schematic.pdf].
 
+## Nucleo board connection illustration
+The picture below shows the connection to Nucleo board. If you want to power the Nucleo board over USB connection, you have to add **USB 5V** to **VIN** Pin. In this case you couldn't use the ST-Link for powering the Nucleo board.
+
+<img src="../images/nucleo_board_connection.png" title="Nucleo Board Connection" />
+
 ## Firmware modification
 
 Following patch has to be applied to skip the user presence confirmation, for tests. Might be applied at a later stage.
@@ -98,6 +103,26 @@ If you're on MacOS X and installed the STM32CubeProg, you need to add the follow
 export PATH="/Applications/STMicroelectronics/STM32Cube/STM32CubeProgrammer/STM32CubeProgrammer.app/Contents/MacOs/bin/":$PATH
 ```
 
+### Adding udev rules Linux
+
+On Linux it might be necessary to install udev rules for **ST-Link V2**.<br>
+In case you couldn't download your programm to you Nucleoboard you should add the rules for ST-Link.
+
+Add following file:<br>
+***/etc/udev/rules.d/49-stlinkv2-1.rules*** with this content.
+
+```
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="374a", \
+    MODE:="0666", \
+    SYMLINK+="stlinkv2-1_%n"
+
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="374b", \
+    MODE:="0666", \
+    SYMLINK+="stlinkv2-1_%n"
+```
+
+After logout and new login, the ST-Link should work.
+
 ## Building and flashing
 
 ### Building

mkdocs.yml

@@ -4,7 +4,7 @@ site_description: 'Documentation for the SoloKeys solo software'
 site_url: 'https://docs.solokeys.dev/'
 repo_url: 'https://github.com/solokeys/solo'
 repo_name: 'solokeys/solo'
-copyright: 'Copyright © 2018 - 2019 SoloKeys'
+copyright: 'Copyright © 2018 - 2020 SoloKeys'
 
 nav:
     - Home: index.md