@startuml
interface App

[Switcher] --> [AppID]
[Switcher] --> [App] : use

package "Menu" {
   [App] <-- [Menu]
}

package "Badge" {
   [App] <-- [Badge]
}

package "Snake" {
   [App] <-- [Game]
}

package "NFC" {
   [App] <-- [NFC]
}


package "Channel" {
   [ButtonReceiver] <-u- [Menu] : use
   [ButtonReceiver] <-u- [Badge] : use
   [ButtonReceiver] <-u- [Game] : use
   [ButtonReceiver] <-u- [NFC] : use
   [FrameSender] <-u- [Menu] : use
   [FrameSender] <-u- [Badge] : use
   [FrameSender] <-u- [Game] : use
   [FrameSender] <-u- [NFC] : use
}

@enduml