Create ColorPal_Test.py

Proof of concept for the ColorPal connected to the micro:bit added to the dev folder.

Dev/Tests/ColorPal_Test.py

@@ -0,0 +1,37 @@
+# ColorPal_Test.py
+
+# IMPORTANT: Connect directly to the micro:bit's pin2 and pin1.
+
+#         diode
+#         0.7 V
+# pin2 -- anode
+# pin1 -- cahtode -- colorpal signal
+
+from cyberbot import *
+
+bot(22).tone(2000, 200)
+
+while True:
+	pin1.write_digital(0)
+	sleep(10)
+	pin1.read_digital()
+	while pin2.read_digital() == 0:pass
+	pin1.write_digital(0)
+	sleep(80)
+	pin1.read_digital()
+	sleep(10)
+	uart.init(baudrate=4800, tx=pin1, rx=pin2)
+	c=b'=(00 $ m)!'
+	uart.write(c)
+	sleep(10)
+	if uart.any():
+		val = uart.read()
+		sleep(120)
+		val = uart.read()
+		uart.init(115200)
+		if val is not None:
+			i = val.find(b'$')
+			r = int(val[i+1:i+4],16)
+			g = int(val[i+4:i+7], 16)
+			b = int(val[i+7:i+10],16)
+			print("r = %d, g = %d, b = %d" % (r, g, b))