Rework examples and replace FHNW pages with links to new repositories + add SBC section

Author: FDelporte

content/debugging-failures/_index.md

@@ -1,6 +1,6 @@
 ---
 title: Debugging Failures
-weight: 36
+weight: 37
 tags: ["Pi4J OS"]
 aliases:
   - /getting-started/crowpi/crowpi-os

content/documentation/io-types/pwm.md

@@ -233,8 +233,7 @@ These two values can be controlled via the Pi4J library and are also used intern
 
 ### Code example
 
-The following example is an extract of the [CrowPi example project](../../examples/crowpi/crowpi-examples.md) which includes 
-a component to control a buzzer with PWM.
+The following example is an extract of a [CrowPi](/sbc/crowpi) example project that includes a component to control a buzzer with PWM.
 Of importance, this example executes on a Raspberry Pi4, the buildPwmConfig(Context pi4j, int address) example 
 code uses pigpio-pwm and the value passed for 'address' is the BCM pin number.
 

content/examples/_index.md

@@ -10,12 +10,15 @@ In this section, we want to provide you example implementations of several devic
 
 ### Current code providers
 
-| Provider                 | Link                                                          |
-|:-------------------------|:--------------------------------------------------------------|
-| Pi4J                     | [JBang examples](/examples/jbang)                             |
-| FHNW University          | [Components](/examples/components)                            |
-| FHNW University          | [Electronics with CrowPi](/examples/crowpi)                   |
-| Community Implementation | [Community Implementation](/examples/communityimplementation) |
+| Provider                  | Link                                                                                                  |
+|:--------------------------|:------------------------------------------------------------------------------------------------------|
+| Pi4J JBang examples       | [JBang examples](/examples/jbang)                                                                     |
+| Pi4J Drivers library      | UNDER CONSTRUCTION                                                                                    |
+| Pi4J Drivers examples     | UNDER CONSTRUCTION                                                                                    |
+| Community Implementations | [Community Implementation](/examples/communityimplementation)                                         |
+| FHNW University           | [Component example implementations](https://gitlab.fhnw.ch/ip_12_preparation/pi4j-example-components) |
+| FHNW University           | [Electronics with CrowPi](https://gitlab.fhnw.ch/ip_12_preparation/pi4j-example-crowpi)               |
+                                   |
 
 
 ### Simple Implementation