SPI set to 20MHz #177
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SPI set to 20MHz #177
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* Speed up SPI transfer to the display by using 20Mhz instead of default 4Mhz This saves around 16ms = 1.5mJ/refresh or 2160mJ/day = 0.6mWh/day = 0.2mAh/day (890ms -> 874ms)
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by using 20Mhz instead of default 4Mhz
This saves around 16ms = 1.5mJ/refresh
or 2160mJ/day = 0.6mWh/day = 0.2mAh/day
(890ms -> 874ms)