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Adds support for the smaller 64x32 ssd1306 displays #53

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Merged
merged 2 commits into from
Dec 3, 2020
Merged

Adds support for the smaller 64x32 ssd1306 displays #53

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b92bf18
Adds support for the smaller 64x32 ssd1306 displays
adamcandy Dec 3, 2020
dd1da50
Acquiesce to black's very stict expectations
adamcandy Dec 3, 2020
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14 changes: 13 additions & 1 deletion adafruit_ssd1306.py
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,16 @@ def power(self):

def init_display(self):
"""Base class to initialize display"""
# The various screen sizes available with the ssd1306 OLED driver
# chip require differing configuration values for the display clock
# div and com pin, which are listed below for reference and future
# compatibility:
# w, h: DISP_CLK_DIV COM_PIN_CFG
# 128, 64: 0x80 0x12
# 128, 32: 0x80 0x02
# 96, 16: 0x60 0x02
# 64, 48: 0x80 0x12
# 64, 32: 0x80 0x12
for cmd in (
SET_DISP | 0x00, # off
# address setting
Expand All @@ -103,7 +113,9 @@ def init_display(self):
SET_DISP_OFFSET,
0x00,
SET_COM_PIN_CFG,
0x02 if self.height == 32 or self.height == 16 else 0x12,
0x02
if (self.height == 32 or self.height == 16) and (self.width != 64)
else 0x12,
# timing and driving scheme
SET_DISP_CLK_DIV,
0x80,
Expand Down