arduino:displays_for_classic_arduinos:tiny_oled_displays_and_classic_arduinos
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arduino:displays_for_classic_arduinos:0.96_oled_displays_and_classic_arduinos [2018/01/28 04:14] – [U8g2] mithat | arduino:displays_for_classic_arduinos:tiny_oled_displays_and_classic_arduinos [2018/01/28 06:04] – mithat | ||
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- | ====== | + | ====== |
===== Summary evaluation ===== | ===== Summary evaluation ===== | ||
- | Very small 128x64 OLED display modules offering both SPI and I2C interfaces via a SSD1306 controller have been around for a few years. The most popular size is [[https:// | + | Very small 128x64 OLED display modules offering both SPI and I2C interfaces via an SSD1306 controller |
- | The 1.3" size in particular is an attractive alternative to the [[arduino: | + | The 1.3" size in particular is an attractive alternative to the [[arduino: |
- | In the tests that follow, I am striving to answer first whether the rendering updates will be fast enough for reasonable use and second whether there will be any memory left to do anything interesting. They are certainly fast enough, but the required program storage and dynamic memory space isn't trivial. | + | In the tests that follow, I am striving to answer first whether the rendering updates will be fast enough for reasonable use and second whether there will be any memory left to do anything interesting. |
- | ===== Libraries ===== | + | The frame update time of 76 ms with a 16 MHz processor (the inverse of the fps noted in the [[ display_SSD1306_OLED_u8g2.ino| source code]]) is respectable, |
+ | character change artifacts are not objectionable. Memory use is on the order of 46% of program storage space and 28% of dynamic memory on a Nano. | ||
- | There are more libraries than the ones below available for the SSD1306 interface IC. I only used a couple | + | So, they are certainly fast enough, but the required program storage and dynamic memory isn't trivial. |
+ | |||
+ | ===== Tests ===== | ||
+ | |||
+ | There are more libraries than the ones below available for the SSD1306 interface IC. I only used these because results for the [[arduino: | ||
==== U8g2 ==== | ==== U8g2 ==== | ||
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Oli Kraus' [[https:// | Oli Kraus' [[https:// | ||
- | The flickering seen in the video is'nt present in real life. | + | The flickering seen in the video isn't present in real life. |
+ | |||
+ | {{youtube> | ||
[[display_SSD1306_OLED_u8g2.ino | source code]] | [[display_SSD1306_OLED_u8g2.ino | source code]] | ||
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Before there was U8g2, there was [[https:// | Before there was U8g2, there was [[https:// | ||
- | The flickering seen in the video is not present in real life. | + | The flickering seen in the video isn' |
+ | {{youtube> | ||
[[display_SSD1306_OLED_u8glib.ino | source code]] | [[display_SSD1306_OLED_u8glib.ino | source code]] |
arduino/displays_for_classic_arduinos/tiny_oled_displays_and_classic_arduinos.txt · Last modified: 2018/01/28 06:08 by mithat