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Minor fix to LUT change + improve LUT comments.

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antirez
2024-03-20 12:09:44 +01:00
parent 646374e080
commit 3a9842aae7
1 changed files with 8 additions and 4 deletions
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12
uc8151.py
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@@ -502,7 +502,9 @@ class UC8151:
# voltages for each pixel. This is VERY important to make sure
# the display microparticles don't get permanently damaged.
if speed <= 3 and self.no_flickering == False:
if speed <= 3 and no_flickering == False:
# For low speed everything is charge-neutral, even WB/BW.
# Phase 1: long go-inverted-color.
self.set_lut_row(VCOM,0,pat=0,dur=[period,0,0,0],rep=2)
self.set_lut_row(BW,0,pat=0b01_000000,dur=[period,0,0,0],rep=2)
@@ -526,9 +528,10 @@ class UC8151:
# For greater than 3 we use non charge-neutral LUTs for WB/BW
# since the inpulse is short and it gets reversed when the
# pixel changes color, so that's not a problem for the display,
# however we need to use charge-neutral LUTs for WW/BB.
# however we still need to use charge-neutral LUTs for WW/BB.
# Phase 1: short go-inverted-color, long go-target-color.
# Phase 1 for BW/WB. Just go to target color.
# Phase 1 for WW/BB. Invert, go back.
p = period
self.set_lut_row(VCOM,0,pat=0,dur=[p,p,p,p],rep=1)
self.set_lut_row(BW,0,pat=0b10_00_00_00,dur=[p*4,0,0,0],rep=1)
@@ -553,12 +556,13 @@ class UC8151:
self.clear_lut(BB)
if self.debug:
print(f"LUTs for speed {self.speed} no_flickering {self.no_flickering}:")
print(f"LUTs for speed {speed} no_flickering {no_flickering}:")
self.show_lut(BW,"BW")
self.show_lut(WB,"WB")
self.show_lut(WW,"WW")
self.show_lut(BB,"BB")
# Set the LUTs into the display registers.
self.write(CMD_LUT_VCOM,VCOM)
self.write(CMD_LUT_BW,BW)
self.write(CMD_LUT_WB,WB)