added more stuff

displaytest.py

@@ -1,3 +1,17 @@
 #! /usr/bin/python3
 # -*- coding: utf8 -*-
 
+from luma.core.interface.serial import i2c, spi
+from luma.core.render import canvas
+from luma.oled.device import sh1106
+from luma.core import lib
+
+from PIL import ImageFont, ImageDraw, Image
+
+serial = spi(device=0, port=0, bus_speed_hz = 8000000, transfer_size = 4096, gpio_DC = DC_PIN, gpio_RST = RST_PIN)
+device = sh1106(serial, rotate=2) #sh1106
+
+oled_font = ImageFont.truetype('FreeSans.ttf', 14)
+with canvas(device) as draw:
+    draw.rectangle(device.bounding_box, outline = "white", fill = "black")
+    draw.text((10, 10), "OLED-Display", font = oled_font, fill = "white")