Merge pull request #4 from ryanteck/master

Traffic HAT

src/en-GB/description/overlay/traffic-hat.md

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+#Traffic HAT
+
+###A quick and easy way to learn the basics of GPIO on a budget. All in a nice HAT.
+
+```python
+import RPi.GPIO as IO
+from time import sleep
+
+
+IO.setmode(IO.BCM)
+
+IO.setup(22,IO.OUT)
+IO.setup(23,IO.OUT)
+IO.setup(24,IO.OUT)
+
+#Buzz
+IO.setup(5,IO.OUT)
+
+IO.setup(25,IO.IN,pull_up_down=IO.PUD_UP)
+
+while True:
+	IO.output(22,1) 			# Turn the Green LED On / 1
+	sleep(0.11) #S1
+	print("Green ON")
+	if(IO.input(25) == 0):
+		print("BUTTON PRESS")
+		IO.output(22,0)			# Turn the Green LED Off / 0
+		print("Green Off")
+		IO.output(23,1) 		# Turn the Yellow LED On / 1
+		print("Yellow ON")	
+		print("Sleep")
+		sleep(2) 				# Wait for 1 Second
+		print("Sleeped")
+	
+		IO.output(23,0) 		# Turn the Yellow LED Off / 0
+		print("Yellow Off")
+		IO.output(24,1)			# Turn the Red LED On / 1
+		print("Red ON")
+		
+		print("Sleep")
+		sleep(2) 				# Wait for 1 Second
+		print("Sleeped")
+		
+		i = 0 					# Set A Counter Variable
+		
+		while (i<10):			# The Repeat Loop
+			print("Buzz")
+			IO.output(5,1) 	# Turn the Yellow LED On / 1
+
+			sleep(0.1) 			# Wait for 0.1 Seconds
+
+			IO.output(5,0) 		# Turn the Yellow LED Off / 0
+
+			sleep(0.1)			# Wait for 0.1 Seconds
+
+			i = i+1				#We add 1 to the counter to keep track of the loop
+		
+								# We want to blink the Yellow LED 3 Times
+		print("Count Begin")
+		sleep(0.5)
+		i = 0
+		while (i<3):			# The Repeat Loop
+			print("Blink")
+			IO.output(23,1) 	# Turn the Yellow LED On / 1
+
+			sleep(0.5) 			# Wait for 0.1 Seconds
+
+			IO.output(23,0) 		# Turn the Yellow LED Off / 0
+
+			sleep(0.5)			# Wait for 0.1 Seconds
+
+			i = i+1				#We add 1 to the counter to keep track of the loop
+
+		
+		print("Red Off")
+		IO.output(24,0) 		# Turn the Red LED Off / 0
+		print("Green ON")
+		IO.output(22,1) 		# Turn the Green LED On / 1
+		sleep(2)
+
+```

src/en-GB/overlay/traffic-hat.json

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+{
+	"name": "Traffic HAT",
+	"manufacturer": "Ryanteck LTD.",
+	"url": "http://www.ryanteck.uk/",
+	"buy": "http://www.ryanteck.uk/",
+	"description": "A quick and easy way to learn the basics of GPIO on a budget. All in a nice HAT.",
+	"pincount": 40,
+	"pin": {
+		"15": {
+			"name": "LED1 / Green",
+			"direction": "output",
+			"active": "high"
+		},
+		"16": {
+			"name": "LED2 / Amber",
+			"direction": "output",
+			"active": "high"
+		},
+		"18": {
+			"name": "LED3 / Red",
+			"direction": "output",
+			"active": "high"
+		},
+		"22": {
+			"name": "Button",
+			"direction": "input",
+			"active": "high"
+		},
+	
+		"29": {
+			"name": "Buzzer",
+			"direction": "output",
+			"active": "high"
+		}
+	}
+}