Uploaded February 2019 | Updated September 2026, 1 week ago

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Tested displays:
0:00 Intro
0:14 OLED SH1106 128x64 @5V
1:02 OLED SH1106 128x64 @3.3V
1:50 OLED SSD1306 128x64 @5V
2:39 OLED SSD1306 128x64 @3.3V
3:28 OLED SSD1306 128x32 @5V
4:17 OLED SSD1306 128x32 @3.3V
5:06 Nokia 5110/6110 LCD 84x48 @5V
5:53 Nokia 5110/6110 LCD 84x48 @3.3V
6:41 MAX7219 LED Matrix 32x8 (red, lowest brightness) @5V
7:24 MAX7219 LED Matrix 32x8 (red, lowest brightness) @3.3V

Testing conditions:
- frame buffer filled with 0xFF value (all pixels on)
- frame buffer filled with 0xAA value (50% pixels on)
- frame buffer filled with 0xF0 value (50% pixels on)
- frame buffer filled with 0x11 value (25% pixels on)
- frame buffer filled with 0x01 value (12% pixels on)
- frame buffer filled with 0x00 value (all pixels off)
- text
- text inverted
- deep sleep mode (maximum power saving)
- current measured at 5V and 3.3V

Look at weird results for N5110 LCD