Merge pull request #19 from makermelissa/fix-offset

Fix column offset for ssd1680 instead of ssd1675

Author: tannewt

adafruit_ssd1680.py

@@ -68,7 +68,7 @@ class SSD1680(displayio.EPaperDisplay):
 
     def __init__(self, bus: displayio.FourWire, **kwargs) -> None:
         if "colstart" not in kwargs:
-            kwargs["colstart"] = 1
+            kwargs["colstart"] = 8
         stop_sequence = bytearray(_STOP_SEQUENCE)
         try:
             bus.reset()

examples/ssd1680_2.13_featherwing.py

@@ -45,9 +45,7 @@
 with open("/display-ruler.bmp", "rb") as f:
     pic = displayio.OnDiskBitmap(f)
 
-    t = displayio.TileGrid(
-        pic, pixel_shader=getattr(pic, "pixel_shader", displayio.ColorConverter())
-    )
+    t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
 
     g.append(t)
 

examples/ssd1680_2.13_tricolor_breakout.py

@@ -44,9 +44,7 @@
 with open("/display-ruler.bmp", "rb") as f:
     pic = displayio.OnDiskBitmap(f)
 
-    t = displayio.TileGrid(
-        pic, pixel_shader=getattr(pic, "pixel_shader", displayio.ColorConverter())
-    )
+    t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
 
     g.append(t)
 

examples/ssd1680_simpletest.py

@@ -37,7 +37,7 @@
 # For issues with display not updating top/bottom rows correctly set colstart to 8
 display = adafruit_ssd1680.SSD1680(
     display_bus,
-    colstart=1,
+    colstart=8,
     width=250,
     height=122,
     busy_pin=epd_busy,
@@ -50,12 +50,7 @@
 
 with open("/display-ruler.bmp", "rb") as f:
     pic = displayio.OnDiskBitmap(f)
-    # CircuitPython 6 & 7 compatible
-    t = displayio.TileGrid(
-        pic, pixel_shader=getattr(pic, "pixel_shader", displayio.ColorConverter())
-    )
-    # CircuitPython 7 compatible only
-    # t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
+    t = displayio.TileGrid(pic, pixel_shader=pic.pixel_shader)
     g.append(t)
 
     display.show(g)