diff --git a/os/tp3/doc/activité.plantuml b/os/tp3/doc/activité.plantuml
new file mode 100644
index 0000000..2aa0d35
--- /dev/null
+++ b/os/tp3/doc/activité.plantuml
@@ -0,0 +1,42 @@
+@startuml activité
+title Activité
+' !theme crt-amber
+
+analog  "Température"  between 24 and 28 as tem_cap
+concise "Chauffage"                      as tem_act
+analog  "Humidité"     between 76 and 82 as hum_cap
+concise "Humidifieur"                    as hum_act
+
+scale 5 as 100 pixels
+hide time-axis
+
+@0
+tem_cap is 27
+hum_cap is 80
+tem_act is {-}
+hum_act is {-}
+
+@+10
+tem_cap is 25
+tem_act is "ON"
+tem_cap -> tem_act : start
+
+@+2
+tem_cap is 27
+tem_act is {-}
+tem_cap -> tem_act : stop
+
+@15
+hum_cap is 80
+
+@+10
+hum_cap is 78
+hum_act is "ON"
+hum_cap -> hum_act : start
+
+@+2
+hum_cap is 80
+hum_act is {-}
+hum_cap -> hum_act : stop
+
+@enduml
diff --git a/os/tp3/doc/activité.png b/os/tp3/doc/activité.png
new file mode 100644
index 0000000..b07e49f
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diff --git a/os/tp3/doc/température.plantuml b/os/tp3/doc/température.plantuml
new file mode 100644
index 0000000..dfb8b3a
--- /dev/null
+++ b/os/tp3/doc/température.plantuml
@@ -0,0 +1,286 @@
+@startuml température
+title Température
+' !theme crt-amber
+
+analog  "Température"  between 25 and 27 as temp
+binary  "Tâche Capteur"                  as capt_task
+concise "Queue Capteur"                  as capt_queue
+binary  "Tâche principal"                as main_task
+concise "Queue Chauffage"                as act_queue
+binary  "Tâche Chauffage"                as act_task
+concise "Chauffage"                      as act
+
+scale 30 as 200 pixels
+hide time-axis
+
+@0
+temp is 26
+capt_task is low
+capt_queue is {-}
+main_task is low
+act is {-}
+act_queue is {-}
+act_task is low
+
+@80
+temp is 25
+@170
+temp is 27
+
+@0
+@+7
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "25.4"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "25.2"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "25"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "24.8"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "24.6"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "24.6"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "25"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "25.5"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "26"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "26.5"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "27"
+capt_task --> capt_queue : tx
+@+10
+capt_task is high
+@+5
+capt_task is low
+capt_queue is "27.5"
+capt_task --> capt_queue : tx
+
+
+@0
+@+2
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "off" #LightSalmon
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "off" #LightSalmon
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "off" #LightSalmon
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "off" #LightSalmon
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "on" #LightGreen
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "on" #LightGreen
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "on" #LightGreen
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "on" #LightGreen
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "on" #LightGreen
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "on" #LightGreen
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "off" #LightSalmon
+main_task --> act_queue : tx
+@+10
+main_task is high
+capt_queue is {-}
+capt_queue --> main_task : rx
+@+5
+main_task is low
+act_queue is "off" #LightSalmon
+main_task --> act_queue : tx
+
+@0
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+act is "ON"
+act_task --> act : allume
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+act is {-}
+act_task --> act : éteint
+@+10
+act_task is high
+act_queue --> act_task : rx
+act_queue is {-}
+@+5
+act_task is low
+
+@enduml
diff --git a/os/tp3/doc/température.png b/os/tp3/doc/température.png
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index 0000000..683afd4
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