Interactive-LED-table.md

+# Description
+
+# Table 1 
+
++ name: table1
++ iot ip: 10.200.3.94
++ mac address: `?`
+
+# Table 2
+
++ name: table2
++ iot ip: 10.200.3.93 
++ mac address: `?`
+
+# Table 3
+
++ name: table3
++ iot ip: 10.200.3.102 
++ mac address: `dc:a6:32:49:28:a3`
+
+# Table 2
+
++ name: table2
++ iot ip: 10.200.5.4 
++ mac address: `dc:a6:32:3a:78:f3`
+
+# Operating
+
+3 python scripts to manage LED table:
+
++ led_table.py: dedicated to the LED strip
++ mqttmanager.py: dedicated to the MQTT protocol
++ raspiTestbed.py: to manage both led strip and mqtt protocol
+
+Each script has its own main and can be used independently.
+
+# Message format 
+
++ turn on one LED
+```
+{"x":2,"y":2,"c":{"r":0,"g":0,"b":255}} 
+```
++ turn on several leds
+```
+{"led":[{"x":1,"y":1,"c":{"r":0,"g":0,"b":255}},{"x":2,"y":1,"c":{"r":0,"g":0,"b":255}}]}
+```
++ run table tests
+```
+wipe: {"type":"wipe","r":255,"g":255,"b":0}
+blackout: {"type":"blackout"}
+```
+
+## Control command
+
++ Examples:
+```
+> mosquitto_pub -h 10.200.3.101 -t table1/testTable -m '{"type":"wipe","r":255,"g":0,"b":255}'
+> mosquitto_pub -h 10.200.3.101 -t table2/led -m '{"x":2,"y":2,"c":{"r":0,"g":0,"b":255}}'
+> mosquitto_pub -h 10.200.3.101 -t table1/leds -m '{"led":[{"x":1,"y":1,"c":{"r":0,"g":0,"b":255}},{"x":2,"y":1,"c":{"r":0,"g":0,"b":255}}]}'
+```