2 releases
0.1.2 | Sep 5, 2024 |
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0.1.1 | Aug 1, 2024 |
0.1.0 |
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#271 in Hardware support
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weact-studio-epd
Unofficial Rust driver for WeAct Studio e-paper displays.
The driver exposes both write access to the screen frame buffers and higher-level embedded-graphics
support.
By default this driver uses async
. If you prefer to use a blocking API instead you can enable the blocking
feature.
Supported displays
Display | Colors | Supported | Partial update[^1] | Fast refresh[^2] | Tested |
---|---|---|---|---|---|
WeAct 1.54 inch 200x200 B/W | Black, White | ✕ | |||
WeAct 2.13 inch 122x250 B/W | Black, White | ✓ | ✓ | ✓ | ✓ |
WeAct 2.13 inch 122x250 B/W/R | Black, White, Red | ✓ | ✕ | ||
WeAct 2.9 inch 128x296 B/W | Black, White | ✓ | ✓ | ✓ | ✓ |
WeAct 2.9 inch 128x296 B/W/R | Black, White, Red | ✓ | ✕ | ||
WeAct 4.2 inch 400x300 B/W | Black, White | ✕ |
[^1]: Allows updating part of the screen buffer to save IO time and potentially memory.
[^2]: Refresh the screen without flickering the screen a few times.
Examples
See the examples
folder for complete usage examples.
Features
blocking
: Replaces the API with a blocking version. This disables theasync
API so you cannot use both in the same project.graphics
: Enablesembedded-graphics
support. Enabled by default.
Credits
This driver is based on the following crates:
License
This crate is licenced under:
- Apache License, Version 2.0 (LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0)
- MIT license (LICENSE-MIT or http://opensource.org/licenses/MIT)
Dependencies
~1.4–2.4MB
~45K SLoC