add brochure + started display doku

README.md

@@ -7,3 +7,9 @@ Reverse engineering of some `Geavision` hardware from Paderborn's `Parkleitsyste
 Items:  
 - `LCD_PCB`: The small board which sits behind every dual-character panel  
 - `Driver_PCB`: One module per sign, denoted as `Treiber-Modul` ("Driver module") in the original schematics  
+
+# Displays
+
+GV33 2x1 Modul 38 Segmente (aus das Box mit 4 Displays)
+
+[Brochure](BROCHURE_GEAVISION_SEGMENT_VF.pdf)