PiFace Control And Display Doctor Who anniversary message.

drwho.py

import pifacecad
cad = pifacecad.PiFaceCAD()
cad.lcd.backlight_on()


# the bit map for the 4 characters that make up the tardis, in hex
tardis0 = pifacecad.LCDBitmap([0x1, 0x7, 0xF, 0xF, 0x9, 0x9, 0x9, 0xF])
tardis1 = pifacecad.LCDBitmap([0x10, 0x1c, 0x1e, 0x1e, 0x12, 0x12, 0x12, 0x1e])
tardis2 = pifacecad.LCDBitmap([0xf, 0x9, 0x9, 0x9, 0xf, 0xf, 0xf, 0x1f])
tardis3 = pifacecad.LCDBitmap([0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1e, 0x1f])


# the bit map for the 4 characters that make up the dalek, in binary
dalek0 = pifacecad.LCDBitmap([     0b00000,
				   0b00000,
				   0b00001,
				   0b00011,
				   0b00011,
				   0b01111,
				   0b00011,
				   0b00011])

dalek2 = pifacecad.LCDBitmap([	   0b10011,
				   0b11111,
				   0b10011,
				   0b00011,
				   0b00011,
				   0b00111,
				   0b01111,
				   0b11111])

dalek1 = pifacecad.LCDBitmap([     0b00000,
				   0b00000,
				   0b10000,
				   0b11000,
				   0b11000,
				   0b11000,
				   0b11000,
				   0b11000])

dalek3 = pifacecad.LCDBitmap([     0b11000,
				   0b11100,
				   0b11100,
				   0b11100,
				   0b11110,
				   0b11110,
				   0b11110,
				   0b11111])

# storing the bitmaps to LCD memory
cad.lcd.store_custom_bitmap(0, tardis0)
cad.lcd.store_custom_bitmap(1, tardis1)
cad.lcd.store_custom_bitmap(2, tardis2)
cad.lcd.store_custom_bitmap(3, tardis3)

cad.lcd.store_custom_bitmap(4, dalek0)
cad.lcd.store_custom_bitmap(5, dalek1)
cad.lcd.store_custom_bitmap(6, dalek2)
cad.lcd.store_custom_bitmap(7, dalek3)


# draw the tardis
cad.lcd.write_custom_bitmap(0)
cad.lcd.write_custom_bitmap(1)
cad.lcd.set_cursor(0,1)
cad.lcd.write_custom_bitmap(2)
cad.lcd.write_custom_bitmap(3)

cad.lcd.set_cursor(2,1)
cad.lcd.write("EXTERMINATE!")

# draw the dalek at the far end of the screen
cad.lcd.set_cursor(14,0)
cad.lcd.write_custom_bitmap(4)
cad.lcd.write_custom_bitmap(5)
cad.lcd.set_cursor(14,1)
cad.lcd.write_custom_bitmap(6)
cad.lcd.write_custom_bitmap(7)