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Avoid border flickering.

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antirez
2024-03-17 22:00:04 +01:00
parent 3d6ed2f41a
commit df6fcd0f87
1 changed files with 5 additions and 1 deletions
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uc8151.py
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@@ -283,7 +283,11 @@ class UC8151:
# VCOM data and interval settings. We can use this register in order
# to invert the display so that black is white and white is black,
# without resorting to software changes.
self.write(CMD_CDI,0b10_01_1100 if self.inverted else 0b01_00_1100)
#
# The first two bits are the "border data selection" and are
# pretty much undocumented, however with 00 or 11 the border
# will not flicker when the display updates, so that's what we use.
self.write(CMD_CDI,0b11_01_1100 if self.inverted else 0b11_00_1100)
# PLL clock frequency. Setting it to 100 HZ means that each
# "frame" in the counts in the refresh waveforms lookup tables will