From ede12e8c1c48ac9a13fd64591c2656f14ce0faf6 Mon Sep 17 00:00:00 2001
From: "Alastair Holland (hollan84)" <hollan84@coventry.ac.uk>
Date: Sat, 11 May 2019 00:41:12 +0100
Subject: [PATCH] Add files via upload

---
 Shift.py | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Shift.py

diff --git a/Shift.py b/Shift.py
new file mode 100644
index 0000000..78aa370
--- /dev/null
+++ b/Shift.py
@@ -0,0 +1,60 @@
+import RPi.GPIO as GPIO
+
+import time
+
+GPIO.setwarnings(False)
+GPIO.setmode(GPIO.BCM)
+
+outpins = [22, 23, 24]
+
+relaynumber = 2
+
+for i in outpins:
+	GPIO.setup(i, GPIO.OUT)
+	GPIO.output(i, GPIO.HIGH)
+	
+def Shift(output, relaynumber):
+	for i in range(8*relaynumber):
+		if output[i] == "1":
+			GPIO.output(23, GPIO.LOW)
+		elif output[i] == "0":
+			GPIO.output(23, GPIO.HIGH)
+		else:
+			print("ERROR")
+		GPIO.output(22, GPIO.HIGH)
+		GPIO.output(22, GPIO.LOW)
+	GPIO.output(24, GPIO.HIGH)
+	GPIO.output(24, GPIO.LOW)
+	
+output = "00000000"*relaynumber
+	
+Shift(output, relaynumber)
+
+def demo(relaynumber):
+	connected = 12
+	timer = 0.1
+	while True:
+		for i in range(connected):
+			output = (i-1)*"0" + "1" + (8*relaynumber-i)*"0"
+			Shift(output[::-1], relaynumber)
+			time.sleep(timer)
+		timer = timer - timer/10
+	
+def checkOutput(output, relaynumber):
+	if output == "Demo":
+		demo(relaynumber)
+	if len(output)>8*relaynumber:
+		print("Only " + str(8*relaynumber) + " bits will be displayed")
+	elif len(output)<8*relaynumber:
+		output = output + "0"*(8*relaynumber-len(output))
+	return output[::-1]
+
+def main(relaynumber):
+	output = input("What output do you want? > ")
+	output = checkOutput(output, relaynumber)
+	Shift(output, relaynumber)
+	main(relaynumber)
+	
+
+	
+main(relaynumber)