Fix compatibility with MicroPython

Author: tekktrik

adafruit_ssd1306.py

@@ -17,10 +17,16 @@
 from adafruit_bus_device import i2c_device, spi_device
 
 try:
+    # MicroPython framebuf import
     import framebuf
+
+    _FRAMEBUF_FORMAT = framebuf.MONO_VLSB
 except ImportError:
+    # CircuitPython framebuf import
     import adafruit_framebuf as framebuf
 
+    _FRAMEBUF_FORMAT = framebuf.MVLSB
+
 try:
     # Used only for typing
     from typing import Optional
@@ -67,7 +73,7 @@ def __init__(
         reset: Optional[digitalio.DigitalInOut],
         page_addressing: bool
     ):
-        super().__init__(buffer, width, height)
+        super().__init__(buffer, width, height, _FRAMEBUF_FORMAT)
         self.width = width
         self.height = height
         self.external_vcc = external_vcc