diff --git a/Node Firmware/Readme.md b/Node Firmware/Readme.md
index b3d2eb9..5c5d908 100644
--- a/Node Firmware/Readme.md	
+++ b/Node Firmware/Readme.md	
@@ -1,6 +1,12 @@
 # Node Firmware
 This directory contains the code sources. The current source code is at Rev level 1.3.
 
-The two Cube IDE projects are for the Nucleo CC2 board as well as the Pi Zero module. The IP400 code directory
-is common to both.
+The two zip files are the Cube IDE projects, which can be imported directly. See the .pdf instructions for 
+more details. The IP400 code is common to both, and can be compiled for the two platforms.
+
+The precompiled .bin file is for the mini-nodes that were recently shipped, the module can be updated using
+stm32flash, which is located in the 'code' directory on the SD card image. This can be downloaded from the IP400
+project site. To find it, go to ip400.adrcs.org, then to the Hardware page, scroll to the bottom to find the link
+to the getting started page.
+