esp-idf-ssd1306/ImageScrollDemo/README.md
2022-08-10 08:08:46 +09:00

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# ImageScrollDemo for SSD1306
![ImageScrollDemo](https://user-images.githubusercontent.com/6020549/183776833-692411ca-9464-4fe7-afea-cddcbd5901ae.JPG)
I borrowed the BIT MAP data from [here](https://www.iconspng.com/search.php?png=16+segment+display).
# How to make Alphabet image
- Download png file.
- Eliminate shadows using Windows paint.
- Convert image to monochrome using convert.
```
convert [in] -monochrome [out]
```
- Eliminate dot-line using Windows paint.
- Resize image to 48x62 using convert.
```
convert [in] -resize -x48 [out]
```
- Convert image file to BMP data using this [page](https://www.mischianti.org/2021/07/14/ssd1306-oled-display-draw-images-splash-and-animations-2/).
- Paste the BMP data into your code.