Merge pull request #19 from ladyada/main

retry refreshing a few times, let us update faster too

Author: ladyada

adafruit_magtag/graphics.py

@@ -70,7 +70,7 @@ def __init__(self, *, default_bg=0xFFFFFF, auto_refresh=True, debug=False):
                 color_bits_inverted=False,
                 grayscale=True,
                 refresh_time=1,
-                seconds_per_frame=5,
+                seconds_per_frame=1,
             )
         else:
             self.display = board.DISPLAY

adafruit_magtag/magtag.py

@@ -26,6 +26,7 @@
 """
 
 import gc
+import time
 import terminalio
 from adafruit_bitmap_font import bitmap_font
 from adafruit_display_text.label import Label
@@ -327,7 +328,12 @@ def refresh(self):
         """
         Refresh the display
         """
-        self.graphics.display.refresh()
+        while True:
+            try:
+                self.graphics.display.refresh()
+                return
+            except RuntimeError:
+                time.sleep(1)
 
     def fetch(self, refresh_url=None, timeout=10):
         """Fetch data from the url we initialized with, perfom any parsing,