Update system_overview.md

Changed header to Board Variants
Resized models
Revised Ecosystem Boards section to list all Flex boards

Author: santaimpersonator

docs/system_overview.md

@@ -1,9 +1,11 @@
 <!-- Import the component -->
 <script type="module" src="https://ajax.googleapis.com/ajax/libs/model-viewer/3.5.0/model-viewer.min.js"></script>
 
+
 ## GNSS Flex System
 The GNSS Flex system is designed to be modular with a standardized pin layout that keeps the ecosystem pin-compatible for upgrades and allows boards to be easily swapped for repairs. The ecosystem is comprised of two boards, which mate through two 2x10-pin, 2mm pitch headers.
 
+
 <figure markdown>
 <model-viewer alt="Utilizing the GNSS Flex System" src="../assets/3d_model/GNSS_Flex-Stack_Animation.glb" poster="./assets/img/hookup_guide/animation-attach_module.gif" camera-controls autoplay tone-mapping="neutral" shadow-intensity="2" shadow-softness="0.2" camera-orbit="0deg 70deg 16.7m" field-of-view="18deg" camera-target="2.93m 1.16m -1.29m" style="width: 500px; height: 300px;">
 </model-viewer>
@@ -27,7 +29,7 @@ The SparkPNT GNSS Flex modules function as *plug-in* boards that feature differe
 
 
 
-## Ecosystem Boards
+### Board Variants
 Below are two generic examples of a GNSS Flex *module* and *carrier* board.
 
 
@@ -37,30 +39,46 @@ Below are two generic examples of a GNSS Flex *module* and *carrier* board.
 
 	---
 
-	<model-viewer src="../assets/3d_model/GNSS_Flex-Generic_Module.glb" camera-controls poster="../assets/3d_model/poster-generic_module.png" tone-mapping="neutral" shadow-intensity="2" shadow-softness="0.2" camera-orbit="0deg 75deg 0.1623m" field-of-view="25.11deg" style="width: 100%; height: 400px;">
+	<model-viewer src="../assets/3d_model/GNSS_Flex-Generic_Module.glb" camera-controls poster="../assets/3d_model/poster-generic_module.png" tone-mapping="neutral" shadow-intensity="2" shadow-softness="0.2" camera-orbit="0deg 75deg 0.1623m" field-of-view="12deg" style="width: 100%; height: 250px;">
 	</model-viewer>
 
+	<article style="text-align: center;" markdown>
+	[All GNSS Flex Modules](modules.md){ .md-button .md-button--primary }
+	</article>
+
 
 -   **GNSS Flex *"Carrier"* Board**
 
 	---
 
-	<model-viewer src="../assets/3d_model/GNSS_Flex-Carrier_Board.glb" camera-controls poster="../assets/3d_model/poster-carrier_board.png" tone-mapping="neutral" shadow-intensity="2" shadow-softness="0.2" camera-orbit="0deg 75deg 0.1781m" field-of-view="30deg" style="width: 100%; height: 400px;">
+	<model-viewer src="../assets/3d_model/GNSS_Flex-Carrier_Board.glb" camera-controls poster="../assets/3d_model/poster-carrier_board.png" tone-mapping="neutral" shadow-intensity="2" shadow-softness="0.2" camera-orbit="0deg 75deg 0.1781m" field-of-view="15deg" style="width: 100%; height: 250px;">
 	</model-viewer>
 
+	<article style="text-align: center;" markdown>
+	[All GNSS Flex *Carrier* Boards](carriers.md){ .md-button .md-button--primary }
+	</article>
 
 </div>
 
 
 
+## Ecosystem Boards
+
+<div class="grid cards" markdown>
+
+--8<-- "./modules.md:9:40"
+
+--8<-- "./carriers.md:9:23"
+
+</div>
 
----
 
 
+---
+
 
-Section Topics
-===
 
+### Section Topics
 This guide is divided into three sections:
 
 - The **Ecosystem Overview** section describes the overall GNSS Flex system and its primary components.