add rpi notes lost from atk

README.md

@@ -187,9 +187,30 @@ One of the desires here is to run programs headlessly on small embedded computer
 
 ![ATKRouter](https://gitlab.cba.mit.edu/jakeread/atkrouter/raw/master/images/atkrouter.jpg)
 
+### Setup the Raspberry Pi
+
+ - [download raspbian](https://www.raspberrypi.org/documentation/installation/installing-images/README.md)
+ - [flash and boot, setup etc](https://www.raspberrypi.org/documentation/setup/)
+
+### Install Node on the Raspberry Pi
+
+ - to install node, download the distro you want from nodejs.org 
+ - extract the files, and hit these commands
+
+navigate to the distribution
+`` cd <distro> `` 
+copy that to local space on the pi
+`` sudo cp -R * /usr/local/ ``
+
+to check that node is installed, check the version using
+`` node -v ``
+which should return the version number of the distro you installed.
+
 However:
 
 ``` need to figure out how to get the RPI serialport to talk ``` 
 
 - https://cnc.js.org/ 
-- https://github.com/cncjs/cncjs/wiki/Setup-Guide:-Raspberry-Pi-%7C-Install-Node.js-via-Node-Version-Manager-(NVM) 
\ No newline at end of file
+- https://github.com/cncjs/cncjs/wiki/Setup-Guide:-Raspberry-Pi-%7C-Install-Node.js-via-Node-Version-Manager-(NVM) 
+
+