Add examples for a few devices

lc_examples/piston.lua

@@ -0,0 +1,19 @@
+--Digilines Piston Example
+
+--Connect the piston on the channel "piston"
+--Pulse pin A to extend the piston
+--Pulse pin B to retract the piston
+--Pulse pin C to retract the piston, pulling one node back
+--Pulse pin D to silently retract the piston, pulling up to 5 nodes back
+
+if event.type == "on" then
+	if event.pin.name == "A" then
+		digiline_send("piston","extend")
+	elseif event.pin.name == "B" then
+		digiline_send("piston","retract")
+	elseif event.pin.name == "C" then
+		digiline_send("piston","retract_sticky")
+	elseif event.pin.name == "D" then
+		digiline_send("piston",{action = "retract",allsticky = true,max = 5,sound = "none"})
+	end
+end